webpage print to PDF

剪裁网页的内容，打印成PDF
当前为 2017-12-08 提交的版本，查看最新版本。
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// ==UserScript==
// @name        webpage print to PDF
// @description 剪裁网页的内容，打印成PDF
// @namespace   jjjj
// @author amormaid
// @version     0.1
// @include     *
// @run-at document-end
// @grant       GM_xmlhttpRequest
// @require     https://greasyfork.org/scripts/15924-jspdf/code/jsPDF.js
// ==/UserScript==
 
!
function(e) {
	if ("object" == typeof exports && "undefined" != typeof module) module.exports = e();
	else if ("function" == typeof define && define.amd) define([], e);
	else {
		var f;
		"undefined" != typeof window ? f = window : "undefined" != typeof global ? f = global : "undefined" != typeof self && (f = self), f.html2canvas = e()
	}
}(function() {
	var define, module, exports;
	return (function e(t, n, r) {
		function s(o, u) {
			if (!n[o]) {
				if (!t[o]) {
					var a = typeof require == "function" && require;
					if (!u && a) return a(o, !0);
					if (i) return i(o, !0);
					var f = new Error("Cannot find module '" + o + "'");
					throw f.code = "MODULE_NOT_FOUND", f
				}
				var l = n[o] = {
					exports: {}
				};
				t[o][0].call(l.exports, function(e) {
					var n = t[o][1][e];
					return s(n ? n : e)
				}, l, l.exports, e, t, n, r)
			}
			return n[o].exports
		}
		var i = typeof require == "function" && require;
		for (var o = 0; o < r.length; o++) s(r[o]);
		return s
	})({
		1: [function(_dereq_, module, exports) {
			(function(global) {;
				(function(root) {
					var freeExports = typeof exports == 'object' && exports;
					var freeModule = typeof module == 'object' && module && module.exports == freeExports && module;
					var freeGlobal = typeof global == 'object' && global;
					if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
						root = freeGlobal
					}
					var punycode, maxInt = 2147483647,
						base = 36,
						tMin = 1,
						tMax = 26,
						skew = 38,
						damp = 700,
						initialBias = 72,
						initialN = 128,
						delimiter = '-',
						regexPunycode = /^xn--/,
						regexNonASCII = /[^ -~]/,
						regexSeparators = /\x2E|\u3002|\uFF0E|\uFF61/g,
						errors = {
							'overflow': 'Overflow: input needs wider integers to process',
							'not-basic': 'Illegal input >= 0x80 (not a basic code point)',
							'invalid-input': 'Invalid input'
						},
						baseMinusTMin = base - tMin,
						floor = Math.floor,
						stringFromCharCode = String.fromCharCode,
						key;
 
					function error(type) {
						throw RangeError(errors[type]);
					}
					function map(array, fn) {
						var length = array.length;
						while (length--) {
							array[length] = fn(array[length])
						}
						return array
					}
					function mapDomain(string, fn) {
						return map(string.split(regexSeparators), fn).join('.')
					}
					function ucs2decode(string) {
						var output = [],
							counter = 0,
							length = string.length,
							value, extra;
						while (counter < length) {
							value = string.charCodeAt(counter++);
							if (value >= 0xD800 && value <= 0xDBFF && counter < length) {
								extra = string.charCodeAt(counter++);
								if ((extra & 0xFC00) == 0xDC00) {
									output.push(((value & 0x3FF) << 10) + (extra & 0x3FF) + 0x10000)
								} else {
									output.push(value);
									counter--
								}
							} else {
								output.push(value)
							}
						}
						return output
					}
					function ucs2encode(array) {
						return map(array, function(value) {
							var output = '';
							if (value > 0xFFFF) {
								value -= 0x10000;
								output += stringFromCharCode(value >>> 10 & 0x3FF | 0xD800);
								value = 0xDC00 | value & 0x3FF
							}
							output += stringFromCharCode(value);
							return output
						}).join('')
					}
					function basicToDigit(codePoint) {
						if (codePoint - 48 < 10) {
							return codePoint - 22
						}
						if (codePoint - 65 < 26) {
							return codePoint - 65
						}
						if (codePoint - 97 < 26) {
							return codePoint - 97
						}
						return base
					}
					function digitToBasic(digit, flag) {
						return digit + 22 + 75 * (digit < 26) - ((flag != 0) << 5)
					}
					function adapt(delta, numPoints, firstTime) {
						var k = 0;
						delta = firstTime ? floor(delta / damp) : delta >> 1;
						delta += floor(delta / numPoints);
						for (; delta > baseMinusTMin * tMax >> 1; k += base) {
							delta = floor(delta / baseMinusTMin)
						}
						return floor(k + (baseMinusTMin + 1) * delta / (delta + skew))
					}
					function decode(input) {
						var output = [],
							inputLength = input.length,
							out, i = 0,
							n = initialN,
							bias = initialBias,
							basic, j, index, oldi, w, k, digit, t, baseMinusT;
						basic = input.lastIndexOf(delimiter);
						if (basic < 0) {
							basic = 0
						}
						for (j = 0; j < basic; ++j) {
							if (input.charCodeAt(j) >= 0x80) {
								error('not-basic')
							}
							output.push(input.charCodeAt(j))
						}
						for (index = basic > 0 ? basic + 1 : 0; index < inputLength;) {
							for (oldi = i, w = 1, k = base; k += base) {
								if (index >= inputLength) {
									error('invalid-input')
								}
								digit = basicToDigit(input.charCodeAt(index++));
								if (digit >= base || digit > floor((maxInt - i) / w)) {
									error('overflow')
								}
								i += digit * w;
								t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
								if (digit < t) {
									break
								}
								baseMinusT = base - t;
								if (w > floor(maxInt / baseMinusT)) {
									error('overflow')
								}
								w *= baseMinusT
							}
							out = output.length + 1;
							bias = adapt(i - oldi, out, oldi == 0);
							if (floor(i / out) > maxInt - n) {
								error('overflow')
							}
							n += floor(i / out);
							i %= out;
							output.splice(i++, 0, n)
						}
						return ucs2encode(output)
					}
					function encode(input) {
						var n, delta, handledCPCount, basicLength, bias, j, m, q, k, t, currentValue, output = [],
							inputLength, handledCPCountPlusOne, baseMinusT, qMinusT;
						input = ucs2decode(input);
						inputLength = input.length;
						n = initialN;
						delta = 0;
						bias = initialBias;
						for (j = 0; j < inputLength; ++j) {
							currentValue = input[j];
							if (currentValue < 0x80) {
								output.push(stringFromCharCode(currentValue))
							}
						}
						handledCPCount = basicLength = output.length;
						if (basicLength) {
							output.push(delimiter)
						}
						while (handledCPCount < inputLength) {
							for (m = maxInt, j = 0; j < inputLength; ++j) {
								currentValue = input[j];
								if (currentValue >= n && currentValue < m) {
									m = currentValue
								}
							}
							handledCPCountPlusOne = handledCPCount + 1;
							if (m - n > floor((maxInt - delta) / handledCPCountPlusOne)) {
								error('overflow')
							}
							delta += (m - n) * handledCPCountPlusOne;
							n = m;
							for (j = 0; j < inputLength; ++j) {
								currentValue = input[j];
								if (currentValue < n && ++delta > maxInt) {
									error('overflow')
								}
								if (currentValue == n) {
									for (q = delta, k = base; k += base) {
										t = k <= bias ? tMin : (k >= bias + tMax ? tMax : k - bias);
										if (q < t) {
											break
										}
										qMinusT = q - t;
										baseMinusT = base - t;
										output.push(stringFromCharCode(digitToBasic(t + qMinusT % baseMinusT, 0)));
										q = floor(qMinusT / baseMinusT)
									}
									output.push(stringFromCharCode(digitToBasic(q, 0)));
									bias = adapt(delta, handledCPCountPlusOne, handledCPCount == basicLength);
									delta = 0;
									++handledCPCount
								}
							}++delta;
							++n
						}
						return output.join('')
					}
					function toUnicode(domain) {
						return mapDomain(domain, function(string) {
							return regexPunycode.test(string) ? decode(string.slice(4).toLowerCase()) : string
						})
					}
					function toASCII(domain) {
						return mapDomain(domain, function(string) {
							return regexNonASCII.test(string) ? 'xn--' + encode(string) : string
						})
					}
					punycode = {
						'version': '1.2.4',
						'ucs2': {
							'decode': ucs2decode,
							'encode': ucs2encode
						},
						'decode': decode,
						'encode': encode,
						'toASCII': toASCII,
						'toUnicode': toUnicode
					};
					if (typeof define == 'function' && typeof define.amd == 'object' && define.amd) {
						define('punycode', function() {
							return punycode
						})
					} else if (freeExports && !freeExports.nodeType) {
						if (freeModule) {
							freeModule.exports = punycode
						} else {
							for (key in punycode) {
								punycode.hasOwnProperty(key) && (freeExports[key] = punycode[key])
							}
						}
					} else {
						root.punycode = punycode
					}
				}(this))
			}).call(this, typeof global !== "undefined" ? global : typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : {})
		}, {}],
		2: [function(_dereq_, module, exports) {
			var log = _dereq_('./log');
 
			function restoreOwnerScroll(ownerDocument, x, y) {
				if (ownerDocument.defaultView && (x !== ownerDocument.defaultView.pageXOffset || y !== ownerDocument.defaultView.pageYOffset)) {
					ownerDocument.defaultView.scrollTo(x, y)
				}
			}
			function cloneCanvasContents(canvas, clonedCanvas) {
				try {
					if (clonedCanvas) {
						clonedCanvas.width = canvas.width;
						clonedCanvas.height = canvas.height;
						clonedCanvas.getContext("2d").putImageData(canvas.getContext("2d").getImageData(0, 0, canvas.width, canvas.height), 0, 0)
					}
				} catch (e) {
					log("Unable to copy canvas content from", canvas, e)
				}
			}
			function cloneNode(node, javascriptEnabled) {
				var clone = node.nodeType === 3 ? document.createTextNode(node.nodeValue) : node.cloneNode(false);
				var child = node.firstChild;
				while (child) {
					if (javascriptEnabled === true || child.nodeType !== 1 || child.nodeName !== 'SCRIPT') {
						clone.appendChild(cloneNode(child, javascriptEnabled))
					}
					child = child.nextSibling
				}
				if (node.nodeType === 1) {
					clone._scrollTop = node.scrollTop;
					clone._scrollLeft = node.scrollLeft;
					if (node.nodeName === "CANVAS") {
						cloneCanvasContents(node, clone)
					} else if (node.nodeName === "TEXTAREA" || node.nodeName === "SELECT") {
						clone.value = node.value
					}
				}
				return clone
			}
			function initNode(node) {
				if (node.nodeType === 1) {
					node.scrollTop = node._scrollTop;
					node.scrollLeft = node._scrollLeft;
					var child = node.firstChild;
					while (child) {
						initNode(child);
						child = child.nextSibling
					}
				}
			}
			module.exports = function(ownerDocument, containerDocument, width, height, options, x, y) {
				var documentElement = cloneNode(ownerDocument.documentElement, options.javascriptEnabled);
				var container = containerDocument.createElement("iframe");
				container.className = "html2canvas-container";
				container.style.visibility = "hidden";
				container.style.position = "fixed";
				container.style.left = "-10000px";
				container.style.top = "0px";
				container.style.border = "0";
				container.width = width;
				container.height = height;
				container.scrolling = "no";
				containerDocument.body.appendChild(container);
				return new Promise(function(resolve) {
					var documentClone = container.contentWindow.document;
					container.contentWindow.onload = container.onload = function() {
						var interval = setInterval(function() {
							if (documentClone.body.childNodes.length > 0) {
								initNode(documentClone.documentElement);
								clearInterval(interval);
								if (options.type === "view") {
									container.contentWindow.scrollTo(x, y);
									if ((/(iPad|iPhone|iPod)/g).test(navigator.userAgent) && (container.contentWindow.scrollY !== y || container.contentWindow.scrollX !== x)) {
										documentClone.documentElement.style.top = (-y) + "px";
										documentClone.documentElement.style.left = (-x) + "px";
										documentClone.documentElement.style.position = 'absolute'
									}
								}
								resolve(container)
							}
						}, 50)
					};
					documentClone.open();
					documentClone.write("<!DOCTYPE html><html></html>");
					restoreOwnerScroll(ownerDocument, x, y);
					documentClone.replaceChild(documentClone.adoptNode(documentElement), documentClone.documentElement);
					documentClone.close()
				})
			}
		}, {
			"./log": 13
		}],
		3: [function(_dereq_, module, exports) {
			function Color(value) {
				this.r = 0;
				this.g = 0;
				this.b = 0;
				this.a = null;
				var result = this.fromArray(value) || this.namedColor(value) || this.rgb(value) || this.rgba(value) || this.hex6(value) || this.hex3(value)
			}
			Color.prototype.darken = function(amount) {
				var a = 1 - amount;
				return new Color([Math.round(this.r * a), Math.round(this.g * a), Math.round(this.b * a), this.a])
			};
			Color.prototype.isTransparent = function() {
				return this.a === 0
			};
			Color.prototype.isBlack = function() {
				return this.r === 0 && this.g === 0 && this.b === 0
			};
			Color.prototype.fromArray = function(array) {
				if (Array.isArray(array)) {
					this.r = Math.min(array[0], 255);
					this.g = Math.min(array[1], 255);
					this.b = Math.min(array[2], 255);
					if (array.length > 3) {
						this.a = array[3]
					}
				}
				return (Array.isArray(array))
			};
			var _hex3 = /^#([a-f0-9]{3})$/i;
			Color.prototype.hex3 = function(value) {
				var match = null;
				if ((match = value.match(_hex3)) !== null) {
					this.r = parseInt(match[1][0] + match[1][0], 16);
					this.g = parseInt(match[1][1] + match[1][1], 16);
					this.b = parseInt(match[1][2] + match[1][2], 16)
				}
				return match !== null
			};
			var _hex6 = /^#([a-f0-9]{6})$/i;
			Color.prototype.hex6 = function(value) {
				var match = null;
				if ((match = value.match(_hex6)) !== null) {
					this.r = parseInt(match[1].substring(0, 2), 16);
					this.g = parseInt(match[1].substring(2, 4), 16);
					this.b = parseInt(match[1].substring(4, 6), 16)
				}
				return match !== null
			};
			var _rgb = /^rgb\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*\)$/;
			Color.prototype.rgb = function(value) {
				var match = null;
				if ((match = value.match(_rgb)) !== null) {
					this.r = Number(match[1]);
					this.g = Number(match[2]);
					this.b = Number(match[3])
				}
				return match !== null
			};
			var _rgba = /^rgba\(\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d{1,3})\s*,\s*(\d?\.?\d+)\s*\)$/;
			Color.prototype.rgba = function(value) {
				var match = null;
				if ((match = value.match(_rgba)) !== null) {
					this.r = Number(match[1]);
					this.g = Number(match[2]);
					this.b = Number(match[3]);
					this.a = Number(match[4])
				}
				return match !== null
			};
			Color.prototype.toString = function() {
				return this.a !== null && this.a !== 1 ? "rgba(" + [this.r, this.g, this.b, this.a].join(",") + ")" : "rgb(" + [this.r, this.g, this.b].join(",") + ")"
			};
			Color.prototype.namedColor = function(value) {
				value = value.toLowerCase();
				var color = colors[value];
				if (color) {
					this.r = color[0];
					this.g = color[1];
					this.b = color[2]
				} else if (value === "transparent") {
					this.r = this.g = this.b = this.a = 0;
					return true
				}
				return !!color
			};
			Color.prototype.isColor = true;
			var colors = {
				"aliceblue": [240, 248, 255],
				"antiquewhite": [250, 235, 215],
				"aqua": [0, 255, 255],
				"aquamarine": [127, 255, 212],
				"azure": [240, 255, 255],
				"beige": [245, 245, 220],
				"bisque": [255, 228, 196],
				"black": [0, 0, 0],
				"blanchedalmond": [255, 235, 205],
				"blue": [0, 0, 255],
				"blueviolet": [138, 43, 226],
				"brown": [165, 42, 42],
				"burlywood": [222, 184, 135],
				"cadetblue": [95, 158, 160],
				"chartreuse": [127, 255, 0],
				"chocolate": [210, 105, 30],
				"coral": [255, 127, 80],
				"cornflowerblue": [100, 149, 237],
				"cornsilk": [255, 248, 220],
				"crimson": [220, 20, 60],
				"cyan": [0, 255, 255],
				"darkblue": [0, 0, 139],
				"darkcyan": [0, 139, 139],
				"darkgoldenrod": [184, 134, 11],
				"darkgray": [169, 169, 169],
				"darkgreen": [0, 100, 0],
				"darkgrey": [169, 169, 169],
				"darkkhaki": [189, 183, 107],
				"darkmagenta": [139, 0, 139],
				"darkolivegreen": [85, 107, 47],
				"darkorange": [255, 140, 0],
				"darkorchid": [153, 50, 204],
				"darkred": [139, 0, 0],
				"darksalmon": [233, 150, 122],
				"darkseagreen": [143, 188, 143],
				"darkslateblue": [72, 61, 139],
				"darkslategray": [47, 79, 79],
				"darkslategrey": [47, 79, 79],
				"darkturquoise": [0, 206, 209],
				"darkviolet": [148, 0, 211],
				"deeppink": [255, 20, 147],
				"deepskyblue": [0, 191, 255],
				"dimgray": [105, 105, 105],
				"dimgrey": [105, 105, 105],
				"dodgerblue": [30, 144, 255],
				"firebrick": [178, 34, 34],
				"floralwhite": [255, 250, 240],
				"forestgreen": [34, 139, 34],
				"fuchsia": [255, 0, 255],
				"gainsboro": [220, 220, 220],
				"ghostwhite": [248, 248, 255],
				"gold": [255, 215, 0],
				"goldenrod": [218, 165, 32],
				"gray": [128, 128, 128],
				"green": [0, 128, 0],
				"greenyellow": [173, 255, 47],
				"grey": [128, 128, 128],
				"honeydew": [240, 255, 240],
				"hotpink": [255, 105, 180],
				"indianred": [205, 92, 92],
				"indigo": [75, 0, 130],
				"ivory": [255, 255, 240],
				"khaki": [240, 230, 140],
				"lavender": [230, 230, 250],
				"lavenderblush": [255, 240, 245],
				"lawngreen": [124, 252, 0],
				"lemonchiffon": [255, 250, 205],
				"lightblue": [173, 216, 230],
				"lightcoral": [240, 128, 128],
				"lightcyan": [224, 255, 255],
				"lightgoldenrodyellow": [250, 250, 210],
				"lightgray": [211, 211, 211],
				"lightgreen": [144, 238, 144],
				"lightgrey": [211, 211, 211],
				"lightpink": [255, 182, 193],
				"lightsalmon": [255, 160, 122],
				"lightseagreen": [32, 178, 170],
				"lightskyblue": [135, 206, 250],
				"lightslategray": [119, 136, 153],
				"lightslategrey": [119, 136, 153],
				"lightsteelblue": [176, 196, 222],
				"lightyellow": [255, 255, 224],
				"lime": [0, 255, 0],
				"limegreen": [50, 205, 50],
				"linen": [250, 240, 230],
				"magenta": [255, 0, 255],
				"maroon": [128, 0, 0],
				"mediumaquamarine": [102, 205, 170],
				"mediumblue": [0, 0, 205],
				"mediumorchid": [186, 85, 211],
				"mediumpurple": [147, 112, 219],
				"mediumseagreen": [60, 179, 113],
				"mediumslateblue": [123, 104, 238],
				"mediumspringgreen": [0, 250, 154],
				"mediumturquoise": [72, 209, 204],
				"mediumvioletred": [199, 21, 133],
				"midnightblue": [25, 25, 112],
				"mintcream": [245, 255, 250],
				"mistyrose": [255, 228, 225],
				"moccasin": [255, 228, 181],
				"navajowhite": [255, 222, 173],
				"navy": [0, 0, 128],
				"oldlace": [253, 245, 230],
				"olive": [128, 128, 0],
				"olivedrab": [107, 142, 35],
				"orange": [255, 165, 0],
				"orangered": [255, 69, 0],
				"orchid": [218, 112, 214],
				"palegoldenrod": [238, 232, 170],
				"palegreen": [152, 251, 152],
				"paleturquoise": [175, 238, 238],
				"palevioletred": [219, 112, 147],
				"papayawhip": [255, 239, 213],
				"peachpuff": [255, 218, 185],
				"peru": [205, 133, 63],
				"pink": [255, 192, 203],
				"plum": [221, 160, 221],
				"powderblue": [176, 224, 230],
				"purple": [128, 0, 128],
				"rebeccapurple": [102, 51, 153],
				"red": [255, 0, 0],
				"rosybrown": [188, 143, 143],
				"royalblue": [65, 105, 225],
				"saddlebrown": [139, 69, 19],
				"salmon": [250, 128, 114],
				"sandybrown": [244, 164, 96],
				"seagreen": [46, 139, 87],
				"seashell": [255, 245, 238],
				"sienna": [160, 82, 45],
				"silver": [192, 192, 192],
				"skyblue": [135, 206, 235],
				"slateblue": [106, 90, 205],
				"slategray": [112, 128, 144],
				"slategrey": [112, 128, 144],
				"snow": [255, 250, 250],
				"springgreen": [0, 255, 127],
				"steelblue": [70, 130, 180],
				"tan": [210, 180, 140],
				"teal": [0, 128, 128],
				"thistle": [216, 191, 216],
				"tomato": [255, 99, 71],
				"turquoise": [64, 224, 208],
				"violet": [238, 130, 238],
				"wheat": [245, 222, 179],
				"white": [255, 255, 255],
				"whitesmoke": [245, 245, 245],
				"yellow": [255, 255, 0],
				"yellowgreen": [154, 205, 50]
			};
			module.exports = Color
		}, {}],
		4: [function(_dereq_, module, exports) {
			var Support = _dereq_('./support');
			var CanvasRenderer = _dereq_('./renderers/canvas');
			var ImageLoader = _dereq_('./imageloader');
			var NodeParser = _dereq_('./nodeparser');
			var NodeContainer = _dereq_('./nodecontainer');
			var log = _dereq_('./log');
			var utils = _dereq_('./utils');
			var createWindowClone = _dereq_('./clone');
			var loadUrlDocument = _dereq_('./proxy').loadUrlDocument;
			var getBounds = utils.getBounds;
			var html2canvasNodeAttribute = "data-html2canvas-node";
			var html2canvasCloneIndex = 0;
 
			function html2canvas(nodeList, options) {
				var index = html2canvasCloneIndex++;
				options = options || {};
				if (options.logging) {
					log.options.logging = true;
					log.options.start = Date.now()
				}
				options.async = typeof(options.async) === "undefined" ? true : options.async;
				options.allowTaint = typeof(options.allowTaint) === "undefined" ? false : options.allowTaint;
				options.removeContainer = typeof(options.removeContainer) === "undefined" ? true : options.removeContainer;
				options.javascriptEnabled = typeof(options.javascriptEnabled) === "undefined" ? false : options.javascriptEnabled;
				options.imageTimeout = typeof(options.imageTimeout) === "undefined" ? 10000 : options.imageTimeout;
				options.renderer = typeof(options.renderer) === "function" ? options.renderer : CanvasRenderer;
				options.strict = !! options.strict;
				if (typeof(nodeList) === "string") {
					if (typeof(options.proxy) !== "string") {
						return Promise.reject("Proxy must be used when rendering url")
					}
					var width = options.width != null ? options.width : window.innerWidth;
					var height = options.height != null ? options.height : window.innerHeight;
					return loadUrlDocument(absoluteUrl(nodeList), options.proxy, document, width, height, options).then(function(container) {
						return renderWindow(container.contentWindow.document.documentElement, container, options, width, height)
					})
				}
				var node = ((nodeList === undefined) ? [document.documentElement] : ((nodeList.length) ? nodeList : [nodeList]))[0];
				node.setAttribute(html2canvasNodeAttribute + index, index);
				return renderDocument(node.ownerDocument, options, node.ownerDocument.defaultView.innerWidth, node.ownerDocument.defaultView.innerHeight, index).then(function(canvas) {
					if (typeof(options.onrendered) === "function") {
						log("options.onrendered is deprecated, html2canvas returns a Promise containing the canvas");
						options.onrendered(canvas)
					}
					return canvas
				})
			}
			html2canvas.CanvasRenderer = CanvasRenderer;
			html2canvas.NodeContainer = NodeContainer;
			html2canvas.log = log;
			html2canvas.utils = utils;
			var html2canvasExport = (typeof(document) === "undefined" || typeof(Object.create) !== "function" || typeof(document.createElement("canvas").getContext) !== "function") ?
			function() {
				return Promise.reject("No canvas support")
			} : html2canvas;
			module.exports = html2canvasExport;
			if (typeof(define) === 'function' && define.amd) {
				define('html2canvas', [], function() {
					return html2canvasExport
				})
			}
			function renderDocument(document, options, windowWidth, windowHeight, html2canvasIndex) {
				return createWindowClone(document, document, windowWidth, windowHeight, options, document.defaultView.pageXOffset, document.defaultView.pageYOffset).then(function(container) {
					log("Document cloned");
					var attributeName = html2canvasNodeAttribute + html2canvasIndex;
					var selector = "[" + attributeName + "='" + html2canvasIndex + "']";
					document.querySelector(selector).removeAttribute(attributeName);
					var clonedWindow = container.contentWindow;
					var node = clonedWindow.document.querySelector(selector);
					var oncloneHandler = (typeof(options.onclone) === "function") ? Promise.resolve(options.onclone(clonedWindow.document)) : Promise.resolve(true);
					return oncloneHandler.then(function() {
						return renderWindow(node, container, options, windowWidth, windowHeight)
					})
				})
			}
			function renderWindow(node, container, options, windowWidth, windowHeight) {
				var clonedWindow = container.contentWindow;
				var support = new Support(clonedWindow.document);
				var imageLoader = new ImageLoader(options, support);
				var bounds = getBounds(node);
				var width = options.type === "view" ? windowWidth : documentWidth(clonedWindow.document);
				var height = options.type === "view" ? windowHeight : documentHeight(clonedWindow.document);
				var renderer = new options.renderer(width, height, imageLoader, options, document);
				var parser = new NodeParser(node, renderer, support, imageLoader, options);
				return parser.ready.then(function() {
					log("Finished rendering");
					var canvas;
					if (options.type === "view") {
						canvas = crop(renderer.canvas, {
							width: renderer.canvas.width,
							height: renderer.canvas.height,
							top: 0,
							left: 0,
							x: 0,
							y: 0
						})
					} else if (node === clonedWindow.document.body || node === clonedWindow.document.documentElement || options.canvas != null) {
						canvas = renderer.canvas
					} else {
						canvas = crop(renderer.canvas, {
							width: options.width != null ? options.width : bounds.width,
							height: options.height != null ? options.height : bounds.height,
							top: bounds.top,
							left: bounds.left,
							x: 0,
							y: 0
						})
					}
					cleanupContainer(container, options);
					return canvas
				})
			}
			function cleanupContainer(container, options) {
				if (options.removeContainer) {
					container.parentNode.removeChild(container);
					log("Cleaned up container")
				}
			}
			function crop(canvas, bounds) {
				var croppedCanvas = document.createElement("canvas");
				var x1 = Math.min(canvas.width - 1, Math.max(0, bounds.left));
				var x2 = Math.min(canvas.width, Math.max(1, bounds.left + bounds.width));
				var y1 = Math.min(canvas.height - 1, Math.max(0, bounds.top));
				var y2 = Math.min(canvas.height, Math.max(1, bounds.top + bounds.height));
				croppedCanvas.width = bounds.width;
				croppedCanvas.height = bounds.height;
				var width = x2 - x1;
				var height = y2 - y1;
				log("Cropping canvas at:", "left:", bounds.left, "top:", bounds.top, "width:", width, "height:", height);
				log("Resulting crop with width", bounds.width, "and height", bounds.height, "with x", x1, "and y", y1);
				croppedCanvas.getContext("2d").drawImage(canvas, x1, y1, width, height, bounds.x, bounds.y, width, height);
				return croppedCanvas
			}
			function documentWidth(doc) {
				return Math.max(Math.max(doc.body.scrollWidth, doc.documentElement.scrollWidth), Math.max(doc.body.offsetWidth, doc.documentElement.offsetWidth), Math.max(doc.body.clientWidth, doc.documentElement.clientWidth))
			}
			function documentHeight(doc) {
				return Math.max(Math.max(doc.body.scrollHeight, doc.documentElement.scrollHeight), Math.max(doc.body.offsetHeight, doc.documentElement.offsetHeight), Math.max(doc.body.clientHeight, doc.documentElement.clientHeight))
			}
			function absoluteUrl(url) {
				var link = document.createElement("a");
				link.href = url;
				link.href = link.href;
				return link
			}
		}, {
			"./clone": 2,
			"./imageloader": 11,
			"./log": 13,
			"./nodecontainer": 14,
			"./nodeparser": 15,
			"./proxy": 16,
			"./renderers/canvas": 20,
			"./support": 22,
			"./utils": 26
		}],
		5: [function(_dereq_, module, exports) {
			var log = _dereq_('./log');
			var smallImage = _dereq_('./utils').smallImage;
 
			function DummyImageContainer(src) {
				this.src = src;
				log("DummyImageContainer for", src);
				if (!this.promise || !this.image) {
					log("Initiating DummyImageContainer");
					DummyImageContainer.prototype.image = new Image();
					var image = this.image;
					DummyImageContainer.prototype.promise = new Promise(function(resolve, reject) {
						image.onload = resolve;
						image.onerror = reject;
						image.src = smallImage();
						if (image.complete === true) {
							resolve(image)
						}
					})
				}
			}
			module.exports = DummyImageContainer
		}, {
			"./log": 13,
			"./utils": 26
		}],
		6: [function(_dereq_, module, exports) {
			var smallImage = _dereq_('./utils').smallImage;
 
			function Font(family, size) {
				var container = document.createElement('div'),
					img = document.createElement('img'),
					span = document.createElement('span'),
					sampleText = 'Hidden Text',
					baseline, middle;
				container.style.visibility = "hidden";
				container.style.fontFamily = family;
				container.style.fontSize = size;
				container.style.margin = 0;
				container.style.padding = 0;
				document.body.appendChild(container);
				img.src = smallImage();
				img.width = 1;
				img.height = 1;
				img.style.margin = 0;
				img.style.padding = 0;
				img.style.verticalAlign = "baseline";
				span.style.fontFamily = family;
				span.style.fontSize = size;
				span.style.margin = 0;
				span.style.padding = 0;
				span.appendChild(document.createTextNode(sampleText));
				container.appendChild(span);
				container.appendChild(img);
				baseline = (img.offsetTop - span.offsetTop) + 1;
				container.removeChild(span);
				container.appendChild(document.createTextNode(sampleText));
				container.style.lineHeight = "normal";
				img.style.verticalAlign = "super";
				middle = (img.offsetTop - container.offsetTop) + 1;
				document.body.removeChild(container);
				this.baseline = baseline;
				this.lineWidth = 1;
				this.middle = middle
			}
			module.exports = Font
		}, {
			"./utils": 26
		}],
		7: [function(_dereq_, module, exports) {
			var Font = _dereq_('./font');
 
			function FontMetrics() {
				this.data = {}
			}
			FontMetrics.prototype.getMetrics = function(family, size) {
				if (this.data[family + "-" + size] === undefined) {
					this.data[family + "-" + size] = new Font(family, size)
				}
				return this.data[family + "-" + size]
			};
			module.exports = FontMetrics
		}, {
			"./font": 6
		}],
		8: [function(_dereq_, module, exports) {
			var utils = _dereq_('./utils');
			var getBounds = utils.getBounds;
			var loadUrlDocument = _dereq_('./proxy').loadUrlDocument;
 
			function FrameContainer(container, sameOrigin, options) {
				this.image = null;
				this.src = container;
				var self = this;
				var bounds = getBounds(container);
				this.promise = (!sameOrigin ? this.proxyLoad(options.proxy, bounds, options) : new Promise(function(resolve) {
					if (container.contentWindow.document.URL === "about:blank" || container.contentWindow.document.documentElement == null) {
						container.contentWindow.onload = container.onload = function() {
							resolve(container)
						}
					} else {
						resolve(container)
					}
				})).then(function(container) {
					var html2canvas = _dereq_('./core');
					return html2canvas(container.contentWindow.document.documentElement, {
						type: 'view',
						width: container.width,
						height: container.height,
						proxy: options.proxy,
						javascriptEnabled: options.javascriptEnabled,
						removeContainer: options.removeContainer,
						allowTaint: options.allowTaint,
						imageTimeout: options.imageTimeout / 2
					})
				}).then(function(canvas) {
					return self.image = canvas
				})
			}
			FrameContainer.prototype.proxyLoad = function(proxy, bounds, options) {
				var container = this.src;
				return loadUrlDocument(container.src, proxy, container.ownerDocument, bounds.width, bounds.height, options)
			};
			module.exports = FrameContainer
		}, {
			"./core": 4,
			"./proxy": 16,
			"./utils": 26
		}],
		9: [function(_dereq_, module, exports) {
			function GradientContainer(imageData) {
				this.src = imageData.value;
				this.colorStops = [];
				this.type = null;
				this.x0 = 0.5;
				this.y0 = 0.5;
				this.x1 = 0.5;
				this.y1 = 0.5;
				this.promise = Promise.resolve(true)
			}
			GradientContainer.TYPES = {
				LINEAR: 1,
				RADIAL: 2
			};
			GradientContainer.REGEXP_COLORSTOP = /^\s*(rgba?\(\s*\d{1,3},\s*\d{1,3},\s*\d{1,3}(?:,\s*[0-9\.]+)?\s*\)|[a-z]{3,20}|#[a-f0-9]{3,6})(?:\s+(\d{1,3}(?:\.\d+)?)(%|px)?)?(?:\s|$)/i;
			module.exports = GradientContainer
		}, {}],
		10: [function(_dereq_, module, exports) {
			function ImageContainer(src, cors) {
				this.src = src;
				this.image = new Image();
				var self = this;
				this.tainted = null;
				this.promise = new Promise(function(resolve, reject) {
					self.image.onload = resolve;
					self.image.onerror = reject;
					if (cors) {
						self.image.crossOrigin = "anonymous"
					}
					self.image.src = src;
					if (self.image.complete === true) {
						resolve(self.image)
					}
				})
			}
			module.exports = ImageContainer
		}, {}],
		11: [function(_dereq_, module, exports) {
			var log = _dereq_('./log');
			var ImageContainer = _dereq_('./imagecontainer');
			var DummyImageContainer = _dereq_('./dummyimagecontainer');
			var ProxyImageContainer = _dereq_('./proxyimagecontainer');
			var FrameContainer = _dereq_('./framecontainer');
			var SVGContainer = _dereq_('./svgcontainer');
			var SVGNodeContainer = _dereq_('./svgnodecontainer');
			var LinearGradientContainer = _dereq_('./lineargradientcontainer');
			var WebkitGradientContainer = _dereq_('./webkitgradientcontainer');
			var bind = _dereq_('./utils').bind;
 
			function ImageLoader(options, support) {
				this.link = null;
				this.options = options;
				this.support = support;
				this.origin = this.getOrigin(window.location.href)
			}
			ImageLoader.prototype.findImages = function(nodes) {
				var images = [];
				nodes.reduce(function(imageNodes, container) {
					switch (container.node.nodeName) {
					case "IMG":
						return imageNodes.concat([{
							args: [container.node.src],
							method: "url"
						}]);
					case "svg":
					case "IFRAME":
						return imageNodes.concat([{
							args: [container.node],
							method: container.node.nodeName
						}])
					}
					return imageNodes
				}, []).forEach(this.addImage(images, this.loadImage), this);
				return images
			};
			ImageLoader.prototype.findBackgroundImage = function(images, container) {
				container.parseBackgroundImages().filter(this.hasImageBackground).forEach(this.addImage(images, this.loadImage), this);
				return images
			};
			ImageLoader.prototype.addImage = function(images, callback) {
				return function(newImage) {
					newImage.args.forEach(function(image) {
						if (!this.imageExists(images, image)) {
							images.splice(0, 0, callback.call(this, newImage));
							log('Added image #' + (images.length), typeof(image) === "string" ? image.substring(0, 100) : image)
						}
					}, this)
				}
			};
			ImageLoader.prototype.hasImageBackground = function(imageData) {
				return imageData.method !== "none"
			};
			ImageLoader.prototype.loadImage = function(imageData) {
				if (imageData.method === "url") {
					var src = imageData.args[0];
					if (this.isSVG(src) && !this.support.svg && !this.options.allowTaint) {
						return new SVGContainer(src)
					} else if (src.match(/data:image\/.*;base64,/i)) {
						return new ImageContainer(src.replace(/url\(['"]{0,}|['"]{0,}\)$/ig, ''), false)
					} else if (this.isSameOrigin(src) || this.options.allowTaint === true || this.isSVG(src)) {
						return new ImageContainer(src, false)
					} else if (this.support.cors && !this.options.allowTaint && this.options.useCORS) {
						return new ImageContainer(src, true)
					} else if (this.options.proxy) {
						return new ProxyImageContainer(src, this.options.proxy)
					} else {
						return new DummyImageContainer(src)
					}
				} else if (imageData.method === "linear-gradient") {
					return new LinearGradientContainer(imageData)
				} else if (imageData.method === "gradient") {
					return new WebkitGradientContainer(imageData)
				} else if (imageData.method === "svg") {
					return new SVGNodeContainer(imageData.args[0], this.support.svg)
				} else if (imageData.method === "IFRAME") {
					return new FrameContainer(imageData.args[0], this.isSameOrigin(imageData.args[0].src), this.options)
				} else {
					return new DummyImageContainer(imageData)
				}
			};
			ImageLoader.prototype.isSVG = function(src) {
				return src.substring(src.length - 3).toLowerCase() === "svg" || SVGContainer.prototype.isInline(src)
			};
			ImageLoader.prototype.imageExists = function(images, src) {
				return images.some(function(image) {
					return image.src === src
				})
			};
			ImageLoader.prototype.isSameOrigin = function(url) {
				return (this.getOrigin(url) === this.origin)
			};
			ImageLoader.prototype.getOrigin = function(url) {
				var link = this.link || (this.link = document.createElement("a"));
				link.href = url;
				link.href = link.href;
				return link.protocol + link.hostname + link.port
			};
			ImageLoader.prototype.getPromise = function(container) {
				return this.timeout(container, this.options.imageTimeout)['catch'](function() {
					var dummy = new DummyImageContainer(container.src);
					return dummy.promise.then(function(image) {
						container.image = image
					})
				})
			};
			ImageLoader.prototype.get = function(src) {
				var found = null;
				return this.images.some(function(img) {
					return (found = img).src === src
				}) ? found : null
			};
			ImageLoader.prototype.fetch = function(nodes) {
				this.images = nodes.reduce(bind(this.findBackgroundImage, this), this.findImages(nodes));
				this.images.forEach(function(image, index) {
					image.promise.then(function() {
						log("Succesfully loaded image #" + (index + 1), image)
					}, function(e) {
						log("Failed loading image #" + (index + 1), image, e)
					})
				});
				this.ready = Promise.all(this.images.map(this.getPromise, this));
				log("Finished searching images");
				return this
			};
			ImageLoader.prototype.timeout = function(container, timeout) {
				var timer;
				var promise = Promise.race([container.promise, new Promise(function(res, reject) {
					timer = setTimeout(function() {
						log("Timed out loading image", container);
						reject(container)
					}, timeout)
				})]).then(function(container) {
					clearTimeout(timer);
					return container
				});
				promise['catch'](function() {
					clearTimeout(timer)
				});
				return promise
			};
			module.exports = ImageLoader
		}, {
			"./dummyimagecontainer": 5,
			"./framecontainer": 8,
			"./imagecontainer": 10,
			"./lineargradientcontainer": 12,
			"./log": 13,
			"./proxyimagecontainer": 17,
			"./svgcontainer": 23,
			"./svgnodecontainer": 24,
			"./utils": 26,
			"./webkitgradientcontainer": 27
		}],
		12: [function(_dereq_, module, exports) {
			var GradientContainer = _dereq_('./gradientcontainer');
			var Color = _dereq_('./color');
 
			function LinearGradientContainer(imageData) {
				GradientContainer.apply(this, arguments);
				this.type = GradientContainer.TYPES.LINEAR;
				var hasDirection = LinearGradientContainer.REGEXP_DIRECTION.test(imageData.args[0]) || !GradientContainer.REGEXP_COLORSTOP.test(imageData.args[0]);
				if (hasDirection) {
					imageData.args[0].split(/\s+/).reverse().forEach(function(position, index) {
						switch (position) {
						case "left":
							this.x0 = 0;
							this.x1 = 1;
							break;
						case "top":
							this.y0 = 0;
							this.y1 = 1;
							break;
						case "right":
							this.x0 = 1;
							this.x1 = 0;
							break;
						case "bottom":
							this.y0 = 1;
							this.y1 = 0;
							break;
						case "to":
							var y0 = this.y0;
							var x0 = this.x0;
							this.y0 = this.y1;
							this.x0 = this.x1;
							this.x1 = x0;
							this.y1 = y0;
							break;
						case "center":
							break;
						default:
							var ratio = parseFloat(position, 10) * 1e-2;
							if (isNaN(ratio)) {
								break
							}
							if (index === 0) {
								this.y0 = ratio;
								this.y1 = 1 - this.y0
							} else {
								this.x0 = ratio;
								this.x1 = 1 - this.x0
							}
							break
						}
					}, this)
				} else {
					this.y0 = 0;
					this.y1 = 1
				}
				this.colorStops = imageData.args.slice(hasDirection ? 1 : 0).map(function(colorStop) {
					var colorStopMatch = colorStop.match(GradientContainer.REGEXP_COLORSTOP);
					var value = +colorStopMatch[2];
					var unit = value === 0 ? "%" : colorStopMatch[3];
					return {
						color: new Color(colorStopMatch[1]),
						stop: unit === "%" ? value / 100 : null
					}
				});
				if (this.colorStops[0].stop === null) {
					this.colorStops[0].stop = 0
				}
				if (this.colorStops[this.colorStops.length - 1].stop === null) {
					this.colorStops[this.colorStops.length - 1].stop = 1
				}
				this.colorStops.forEach(function(colorStop, index) {
					if (colorStop.stop === null) {
						this.colorStops.slice(index).some(function(find, count) {
							if (find.stop !== null) {
								colorStop.stop = ((find.stop - this.colorStops[index - 1].stop) / (count + 1)) + this.colorStops[index - 1].stop;
								return true
							} else {
								return false
							}
						}, this)
					}
				}, this)
			}
			LinearGradientContainer.prototype = Object.create(GradientContainer.prototype);
			LinearGradientContainer.REGEXP_DIRECTION = /^\s*(?:to|left|right|top|bottom|center|\d{1,3}(?:\.\d+)?%?)(?:\s|$)/i;
			module.exports = LinearGradientContainer
		}, {
			"./color": 3,
			"./gradientcontainer": 9
		}],
		13: [function(_dereq_, module, exports) {
			var logger = function() {
					if (logger.options.logging && window.console && window.console.log) {
						Function.prototype.bind.call(window.console.log, (window.console)).apply(window.console, [(Date.now() - logger.options.start) + "ms", "html2canvas:"].concat([].slice.call(arguments, 0)))
					}
				};
			logger.options = {
				logging: false
			};
			module.exports = logger
		}, {}],
		14: [function(_dereq_, module, exports) {
			var Color = _dereq_('./color');
			var utils = _dereq_('./utils');
			var getBounds = utils.getBounds;
			var parseBackgrounds = utils.parseBackgrounds;
			var offsetBounds = utils.offsetBounds;
 
			function NodeContainer(node, parent) {
				this.node = node;
				this.parent = parent;
				this.stack = null;
				this.bounds = null;
				this.borders = null;
				this.clip = [];
				this.backgroundClip = [];
				this.offsetBounds = null;
				this.visible = null;
				this.computedStyles = null;
				this.colors = {};
				this.styles = {};
				this.backgroundImages = null;
				this.transformData = null;
				this.transformMatrix = null;
				this.isPseudoElement = false;
				this.opacity = null
			}
			NodeContainer.prototype.cloneTo = function(stack) {
				stack.visible = this.visible;
				stack.borders = this.borders;
				stack.bounds = this.bounds;
				stack.clip = this.clip;
				stack.backgroundClip = this.backgroundClip;
				stack.computedStyles = this.computedStyles;
				stack.styles = this.styles;
				stack.backgroundImages = this.backgroundImages;
				stack.opacity = this.opacity
			};
			NodeContainer.prototype.getOpacity = function() {
				return this.opacity === null ? (this.opacity = this.cssFloat('opacity')) : this.opacity
			};
			NodeContainer.prototype.assignStack = function(stack) {
				this.stack = stack;
				stack.children.push(this)
			};
			NodeContainer.prototype.isElementVisible = function() {
				return this.node.nodeType === Node.TEXT_NODE ? this.parent.visible : (this.css('display') !== "none" && this.css('visibility') !== "hidden" && !this.node.hasAttribute("data-html2canvas-ignore") && (this.node.nodeName !== "INPUT" || this.node.getAttribute("type") !== "hidden"))
			};
			NodeContainer.prototype.css = function(attribute) {
				if (!this.computedStyles) {
					this.computedStyles = this.isPseudoElement ? this.parent.computedStyle(this.before ? ":before" : ":after") : this.computedStyle(null)
				}
				return this.styles[attribute] || (this.styles[attribute] = this.computedStyles[attribute])
			};
			NodeContainer.prototype.prefixedCss = function(attribute) {
				var prefixes = ["webkit", "moz", "ms", "o"];
				var value = this.css(attribute);
				if (value === undefined) {
					prefixes.some(function(prefix) {
						value = this.css(prefix + attribute.substr(0, 1).toUpperCase() + attribute.substr(1));
						return value !== undefined
					}, this)
				}
				return value === undefined ? null : value
			};
			NodeContainer.prototype.computedStyle = function(type) {
				return this.node.ownerDocument.defaultView.getComputedStyle(this.node, type)
			};
			NodeContainer.prototype.cssInt = function(attribute) {
				var value = parseInt(this.css(attribute), 10);
				return (isNaN(value)) ? 0 : value
			};
			NodeContainer.prototype.color = function(attribute) {
				return this.colors[attribute] || (this.colors[attribute] = new Color(this.css(attribute)))
			};
			NodeContainer.prototype.cssFloat = function(attribute) {
				var value = parseFloat(this.css(attribute));
				return (isNaN(value)) ? 0 : value
			};
			NodeContainer.prototype.fontWeight = function() {
				var weight = this.css("fontWeight");
				switch (parseInt(weight, 10)) {
				case 401:
					weight = "bold";
					break;
				case 400:
					weight = "normal";
					break
				}
				return weight
			};
			NodeContainer.prototype.parseClip = function() {
				var matches = this.css('clip').match(this.CLIP);
				if (matches) {
					return {
						top: parseInt(matches[1], 10),
						right: parseInt(matches[2], 10),
						bottom: parseInt(matches[3], 10),
						left: parseInt(matches[4], 10)
					}
				}
				return null
			};
			NodeContainer.prototype.parseBackgroundImages = function() {
				return this.backgroundImages || (this.backgroundImages = parseBackgrounds(this.css("backgroundImage")))
			};
			NodeContainer.prototype.cssList = function(property, index) {
				var value = (this.css(property) || '').split(',');
				value = value[index || 0] || value[0] || 'auto';
				value = value.trim().split(' ');
				if (value.length === 1) {
					value = [value[0], isPercentage(value[0]) ? 'auto' : value[0]]
				}
				return value
			};
			NodeContainer.prototype.parseBackgroundSize = function(bounds, image, index) {
				var size = this.cssList("backgroundSize", index);
				var width, height;
				if (isPercentage(size[0])) {
					width = bounds.width * parseFloat(size[0]) / 100
				} else if (/contain|cover/.test(size[0])) {
					var targetRatio = bounds.width / bounds.height,
						currentRatio = image.width / image.height;
					return (targetRatio < currentRatio ^ size[0] === 'contain') ? {
						width: bounds.height * currentRatio,
						height: bounds.height
					} : {
						width: bounds.width,
						height: bounds.width / currentRatio
					}
				} else {
					width = parseInt(size[0], 10)
				}
				if (size[0] === 'auto' && size[1] === 'auto') {
					height = image.height
				} else if (size[1] === 'auto') {
					height = width / image.width * image.height
				} else if (isPercentage(size[1])) {
					height = bounds.height * parseFloat(size[1]) / 100
				} else {
					height = parseInt(size[1], 10)
				}
				if (size[0] === 'auto') {
					width = height / image.height * image.width
				}
				return {
					width: width,
					height: height
				}
			};
			NodeContainer.prototype.parseBackgroundPosition = function(bounds, image, index, backgroundSize) {
				var position = this.cssList('backgroundPosition', index);
				var left, top;
				if (isPercentage(position[0])) {
					left = (bounds.width - (backgroundSize || image).width) * (parseFloat(position[0]) / 100)
				} else {
					left = parseInt(position[0], 10)
				}
				if (position[1] === 'auto') {
					top = left / image.width * image.height
				} else if (isPercentage(position[1])) {
					top = (bounds.height - (backgroundSize || image).height) * parseFloat(position[1]) / 100
				} else {
					top = parseInt(position[1], 10)
				}
				if (position[0] === 'auto') {
					left = top / image.height * image.width
				}
				return {
					left: left,
					top: top
				}
			};
			NodeContainer.prototype.parseBackgroundRepeat = function(index) {
				return this.cssList("backgroundRepeat", index)[0]
			};
			NodeContainer.prototype.parseTextShadows = function() {
				var textShadow = this.css("textShadow");
				var results = [];
				if (textShadow && textShadow !== 'none') {
					var shadows = textShadow.match(this.TEXT_SHADOW_PROPERTY);
					for (var i = 0; shadows && (i < shadows.length); i++) {
						var s = shadows[i].match(this.TEXT_SHADOW_VALUES);
						results.push({
							color: new Color(s[0]),
							offsetX: s[1] ? parseFloat(s[1].replace('px', '')) : 0,
							offsetY: s[2] ? parseFloat(s[2].replace('px', '')) : 0,
							blur: s[3] ? s[3].replace('px', '') : 0
						})
					}
				}
				return results
			};
			NodeContainer.prototype.parseTransform = function() {
				if (!this.transformData) {
					if (this.hasTransform()) {
						var offset = this.parseBounds();
						var origin = this.prefixedCss("transformOrigin").split(" ").map(removePx).map(asFloat);
						origin[0] += offset.left;
						origin[1] += offset.top;
						this.transformData = {
							origin: origin,
							matrix: this.parseTransformMatrix()
						}
					} else {
						this.transformData = {
							origin: [0, 0],
							matrix: [1, 0, 0, 1, 0, 0]
						}
					}
				}
				return this.transformData
			};
			NodeContainer.prototype.parseTransformMatrix = function() {
				if (!this.transformMatrix) {
					var transform = this.prefixedCss("transform");
					var matrix = transform ? parseMatrix(transform.match(this.MATRIX_PROPERTY)) : null;
					this.transformMatrix = matrix ? matrix : [1, 0, 0, 1, 0, 0]
				}
				return this.transformMatrix
			};
			NodeContainer.prototype.parseBounds = function() {
				return this.bounds || (this.bounds = this.hasTransform() ? offsetBounds(this.node) : getBounds(this.node))
			};
			NodeContainer.prototype.hasTransform = function() {
				return this.parseTransformMatrix().join(",") !== "1,0,0,1,0,0" || (this.parent && this.parent.hasTransform())
			};
			NodeContainer.prototype.getValue = function() {
				var value = this.node.value || "";
				if (this.node.tagName === "SELECT") {
					value = selectionValue(this.node)
				} else if (this.node.type === "password") {
					value = Array(value.length + 1).join('\u2022')
				}
				return value.length === 0 ? (this.node.placeholder || "") : value
			};
			NodeContainer.prototype.MATRIX_PROPERTY = /(matrix|matrix3d)\((.+)\)/;
			NodeContainer.prototype.TEXT_SHADOW_PROPERTY = /((rgba|rgb)\([^\)]+\)(\s-?\d+px){0,})/g;
			NodeContainer.prototype.TEXT_SHADOW_VALUES = /(-?\d+px)|(#.+)|(rgb\(.+\))|(rgba\(.+\))/g;
			NodeContainer.prototype.CLIP = /^rect\((\d+)px,? (\d+)px,? (\d+)px,? (\d+)px\)$/;
 
			function selectionValue(node) {
				var option = node.options[node.selectedIndex || 0];
				return option ? (option.text || "") : ""
			}
			function parseMatrix(match) {
				if (match && match[1] === "matrix") {
					return match[2].split(",").map(function(s) {
						return parseFloat(s.trim())
					})
				} else if (match && match[1] === "matrix3d") {
					var matrix3d = match[2].split(",").map(function(s) {
						return parseFloat(s.trim())
					});
					return [matrix3d[0], matrix3d[1], matrix3d[4], matrix3d[5], matrix3d[12], matrix3d[13]]
				}
			}
			function isPercentage(value) {
				return value.toString().indexOf("%") !== -1
			}
			function removePx(str) {
				return str.replace("px", "")
			}
			function asFloat(str) {
				return parseFloat(str)
			}
			module.exports = NodeContainer
		}, {
			"./color": 3,
			"./utils": 26
		}],
		15: [function(_dereq_, module, exports) {
			var log = _dereq_('./log');
			var punycode = _dereq_('punycode');
			var NodeContainer = _dereq_('./nodecontainer');
			var TextContainer = _dereq_('./textcontainer');
			var PseudoElementContainer = _dereq_('./pseudoelementcontainer');
			var FontMetrics = _dereq_('./fontmetrics');
			var Color = _dereq_('./color');
			var StackingContext = _dereq_('./stackingcontext');
			var utils = _dereq_('./utils');
			var bind = utils.bind;
			var getBounds = utils.getBounds;
			var parseBackgrounds = utils.parseBackgrounds;
			var offsetBounds = utils.offsetBounds;
 
			function NodeParser(element, renderer, support, imageLoader, options) {
				log("Starting NodeParser");
				this.renderer = renderer;
				this.options = options;
				this.range = null;
				this.support = support;
				this.renderQueue = [];
				this.stack = new StackingContext(true, 1, element.ownerDocument, null);
				var parent = new NodeContainer(element, null);
				if (options.background) {
					renderer.rectangle(0, 0, renderer.width, renderer.height, new Color(options.background))
				}
				if (element === element.ownerDocument.documentElement) {
					var canvasBackground = new NodeContainer(parent.color('backgroundColor').isTransparent() ? element.ownerDocument.body : element.ownerDocument.documentElement, null);
					renderer.rectangle(0, 0, renderer.width, renderer.height, canvasBackground.color('backgroundColor'))
				}
				parent.visibile = parent.isElementVisible();
				this.createPseudoHideStyles(element.ownerDocument);
				this.disableAnimations(element.ownerDocument);
				this.nodes = flatten([parent].concat(this.getChildren(parent)).filter(function(container) {
					return container.visible = container.isElementVisible()
				}).map(this.getPseudoElements, this));
				this.fontMetrics = new FontMetrics();
				log("Fetched nodes, total:", this.nodes.length);
				log("Calculate overflow clips");
				this.calculateOverflowClips();
				log("Start fetching images");
				this.images = imageLoader.fetch(this.nodes.filter(isElement));
				this.ready = this.images.ready.then(bind(function() {
					log("Images loaded, starting parsing");
					log("Creating stacking contexts");
					this.createStackingContexts();
					log("Sorting stacking contexts");
					this.sortStackingContexts(this.stack);
					this.parse(this.stack);
					log("Render queue created with " + this.renderQueue.length + " items");
					return new Promise(bind(function(resolve) {
						if (!options.async) {
							this.renderQueue.forEach(this.paint, this);
							resolve()
						} else if (typeof(options.async) === "function") {
							options.async.call(this, this.renderQueue, resolve)
						} else if (this.renderQueue.length > 0) {
							this.renderIndex = 0;
							this.asyncRenderer(this.renderQueue, resolve)
						} else {
							resolve()
						}
					}, this))
				}, this))
			}
			NodeParser.prototype.calculateOverflowClips = function() {
				this.nodes.forEach(function(container) {
					if (isElement(container)) {
						if (isPseudoElement(container)) {
							container.appendToDOM()
						}
						container.borders = this.parseBorders(container);
						var clip = (container.css('overflow') === "hidden") ? [container.borders.clip] : [];
						var cssClip = container.parseClip();
						if (cssClip && ["absolute", "fixed"].indexOf(container.css('position')) !== -1) {
							clip.push([
								["rect", container.bounds.left + cssClip.left, container.bounds.top + cssClip.top, cssClip.right - cssClip.left, cssClip.bottom - cssClip.top]
							])
						}
						container.clip = hasParentClip(container) ? container.parent.clip.concat(clip) : clip;
						container.backgroundClip = (container.css('overflow') !== "hidden") ? container.clip.concat([container.borders.clip]) : container.clip;
						if (isPseudoElement(container)) {
							container.cleanDOM()
						}
					} else if (isTextNode(container)) {
						container.clip = hasParentClip(container) ? container.parent.clip : []
					}
					if (!isPseudoElement(container)) {
						container.bounds = null
					}
				}, this)
			};
 
			function hasParentClip(container) {
				return container.parent && container.parent.clip.length
			}
			NodeParser.prototype.asyncRenderer = function(queue, resolve, asyncTimer) {
				asyncTimer = asyncTimer || Date.now();
				this.paint(queue[this.renderIndex++]);
				if (queue.length === this.renderIndex) {
					resolve()
				} else if (asyncTimer + 20 > Date.now()) {
					this.asyncRenderer(queue, resolve, asyncTimer)
				} else {
					setTimeout(bind(function() {
						this.asyncRenderer(queue, resolve)
					}, this), 0)
				}
			};
			NodeParser.prototype.createPseudoHideStyles = function(document) {
				this.createStyles(document, '.' + PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_BEFORE + ':before { content: "" !important; display: none !important; }' + '.' + PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_AFTER + ':after { content: "" !important; display: none !important; }')
			};
			NodeParser.prototype.disableAnimations = function(document) {
				this.createStyles(document, '* { -webkit-animation: none !important; -moz-animation: none !important; -o-animation: none !important; animation: none !important; ' + '-webkit-transition: none !important; -moz-transition: none !important; -o-transition: none !important; transition: none !important;}')
			};
			NodeParser.prototype.createStyles = function(document, styles) {
				var hidePseudoElements = document.createElement('style');
				hidePseudoElements.innerHTML = styles;
				document.body.appendChild(hidePseudoElements)
			};
			NodeParser.prototype.getPseudoElements = function(container) {
				var nodes = [
					[container]
				];
				if (container.node.nodeType === Node.ELEMENT_NODE) {
					var before = this.getPseudoElement(container, ":before");
					var after = this.getPseudoElement(container, ":after");
					if (before) {
						nodes.push(before)
					}
					if (after) {
						nodes.push(after)
					}
				}
				return flatten(nodes)
			};
 
			function toCamelCase(str) {
				return str.replace(/(\-[a-z])/g, function(match) {
					return match.toUpperCase().replace('-', '')
				})
			}
			NodeParser.prototype.getPseudoElement = function(container, type) {
				var style = container.computedStyle(type);
				if (!style || !style.content || style.content === "none" || style.content === "-moz-alt-content" || style.display === "none") {
					return null
				}
				var content = stripQuotes(style.content);
				var isImage = content.substr(0, 3) === 'url';
				var pseudoNode = document.createElement(isImage ? 'img' : 'html2canvaspseudoelement');
				var pseudoContainer = new PseudoElementContainer(pseudoNode, container, type);
				for (var i = style.length - 1; i >= 0; i--) {
					var property = toCamelCase(style.item(i));
					pseudoNode.style[property] = style[property]
				}
				pseudoNode.className = PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_BEFORE + " " + PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_AFTER;
				if (isImage) {
					pseudoNode.src = parseBackgrounds(content)[0].args[0];
					return [pseudoContainer]
				} else {
					var text = document.createTextNode(content);
					pseudoNode.appendChild(text);
					return [pseudoContainer, new TextContainer(text, pseudoContainer)]
				}
			};
			NodeParser.prototype.getChildren = function(parentContainer) {
				return flatten([].filter.call(parentContainer.node.childNodes, renderableNode).map(function(node) {
					var container = [node.nodeType === Node.TEXT_NODE ? new TextContainer(node, parentContainer) : new NodeContainer(node, parentContainer)].filter(nonIgnoredElement);
					return node.nodeType === Node.ELEMENT_NODE && container.length && node.tagName !== "TEXTAREA" ? (container[0].isElementVisible() ? container.concat(this.getChildren(container[0])) : []) : container
				}, this))
			};
			NodeParser.prototype.newStackingContext = function(container, hasOwnStacking) {
				var stack = new StackingContext(hasOwnStacking, container.getOpacity(), container.node, container.parent);
				container.cloneTo(stack);
				var parentStack = hasOwnStacking ? stack.getParentStack(this) : stack.parent.stack;
				parentStack.contexts.push(stack);
				container.stack = stack
			};
			NodeParser.prototype.createStackingContexts = function() {
				this.nodes.forEach(function(container) {
					if (isElement(container) && (this.isRootElement(container) || hasOpacity(container) || isPositionedForStacking(container) || this.isBodyWithTransparentRoot(container) || container.hasTransform())) {
						this.newStackingContext(container, true)
					} else if (isElement(container) && ((isPositioned(container) && zIndex0(container)) || isInlineBlock(container) || isFloating(container))) {
						this.newStackingContext(container, false)
					} else {
						container.assignStack(container.parent.stack)
					}
				}, this)
			};
			NodeParser.prototype.isBodyWithTransparentRoot = function(container) {
				return container.node.nodeName === "BODY" && container.parent.color('backgroundColor').isTransparent()
			};
			NodeParser.prototype.isRootElement = function(container) {
				return container.parent === null
			};
			NodeParser.prototype.sortStackingContexts = function(stack) {
				stack.contexts.sort(zIndexSort(stack.contexts.slice(0)));
				stack.contexts.forEach(this.sortStackingContexts, this)
			};
			NodeParser.prototype.parseTextBounds = function(container) {
				return function(text, index, textList) {
					if (container.parent.css("textDecoration").substr(0, 4) !== "none" || text.trim().length !== 0) {
						if (this.support.rangeBounds && !container.parent.hasTransform()) {
							var offset = textList.slice(0, index).join("").length;
							return this.getRangeBounds(container.node, offset, text.length)
						} else if (container.node && typeof(container.node.data) === "string") {
							var replacementNode = container.node.splitText(text.length);
							var bounds = this.getWrapperBounds(container.node, container.parent.hasTransform());
							container.node = replacementNode;
							return bounds
						}
					} else if (!this.support.rangeBounds || container.parent.hasTransform()) {
						container.node = container.node.splitText(text.length)
					}
					return {}
				}
			};
			NodeParser.prototype.getWrapperBounds = function(node, transform) {
				var wrapper = node.ownerDocument.createElement('html2canvaswrapper');
				var parent = node.parentNode,
					backupText = node.cloneNode(true);
				wrapper.appendChild(node.cloneNode(true));
				parent.replaceChild(wrapper, node);
				var bounds = transform ? offsetBounds(wrapper) : getBounds(wrapper);
				parent.replaceChild(backupText, wrapper);
				return bounds
			};
			NodeParser.prototype.getRangeBounds = function(node, offset, length) {
				var range = this.range || (this.range = node.ownerDocument.createRange());
				range.setStart(node, offset);
				range.setEnd(node, offset + length);
				return range.getBoundingClientRect()
			};
 
			function ClearTransform() {}
			NodeParser.prototype.parse = function(stack) {
				var negativeZindex = stack.contexts.filter(negativeZIndex);
				var descendantElements = stack.children.filter(isElement);
				var descendantNonFloats = descendantElements.filter(not(isFloating));
				var nonInlineNonPositionedDescendants = descendantNonFloats.filter(not(isPositioned)).filter(not(inlineLevel));
				var nonPositionedFloats = descendantElements.filter(not(isPositioned)).filter(isFloating);
				var inFlow = descendantNonFloats.filter(not(isPositioned)).filter(inlineLevel);
				var stackLevel0 = stack.contexts.concat(descendantNonFloats.filter(isPositioned)).filter(zIndex0);
				var text = stack.children.filter(isTextNode).filter(hasText);
				var positiveZindex = stack.contexts.filter(positiveZIndex);
				negativeZindex.concat(nonInlineNonPositionedDescendants).concat(nonPositionedFloats).concat(inFlow).concat(stackLevel0).concat(text).concat(positiveZindex).forEach(function(container) {
					this.renderQueue.push(container);
					if (isStackingContext(container)) {
						this.parse(container);
						this.renderQueue.push(new ClearTransform())
					}
				}, this)
			};
			NodeParser.prototype.paint = function(container) {
				try {
					if (container instanceof ClearTransform) {
						this.renderer.ctx.restore()
					} else if (isTextNode(container)) {
						if (isPseudoElement(container.parent)) {
							container.parent.appendToDOM()
						}
						this.paintText(container);
						if (isPseudoElement(container.parent)) {
							container.parent.cleanDOM()
						}
					} else {
						this.paintNode(container)
					}
				} catch (e) {
					log(e);
					if (this.options.strict) {
						throw e;
					}
				}
			};
			NodeParser.prototype.paintNode = function(container) {
				if (isStackingContext(container)) {
					this.renderer.setOpacity(container.opacity);
					this.renderer.ctx.save();
					if (container.hasTransform()) {
						this.renderer.setTransform(container.parseTransform())
					}
				}
				if (container.node.nodeName === "INPUT" && container.node.type === "checkbox") {
					this.paintCheckbox(container)
				} else if (container.node.nodeName === "INPUT" && container.node.type === "radio") {
					this.paintRadio(container)
				} else {
					this.paintElement(container)
				}
			};
			NodeParser.prototype.paintElement = function(container) {
				var bounds = container.parseBounds();
				this.renderer.clip(container.backgroundClip, function() {
					this.renderer.renderBackground(container, bounds, container.borders.borders.map(getWidth))
				}, this);
				this.renderer.clip(container.clip, function() {
					this.renderer.renderBorders(container.borders.borders)
				}, this);
				this.renderer.clip(container.backgroundClip, function() {
					switch (container.node.nodeName) {
					case "svg":
					case "IFRAME":
						var imgContainer = this.images.get(container.node);
						if (imgContainer) {
							this.renderer.renderImage(container, bounds, container.borders, imgContainer)
						} else {
							log("Error loading <" + container.node.nodeName + ">", container.node)
						}
						break;
					case "IMG":
						var imageContainer = this.images.get(container.node.src);
						if (imageContainer) {
							this.renderer.renderImage(container, bounds, container.borders, imageContainer)
						} else {
							log("Error loading <img>", container.node.src)
						}
						break;
					case "CANVAS":
						this.renderer.renderImage(container, bounds, container.borders, {
							image: container.node
						});
						break;
					case "SELECT":
					case "INPUT":
					case "TEXTAREA":
						this.paintFormValue(container);
						break
					}
				}, this)
			};
			NodeParser.prototype.paintCheckbox = function(container) {
				var b = container.parseBounds();
				var size = Math.min(b.width, b.height);
				var bounds = {
					width: size - 1,
					height: size - 1,
					top: b.top,
					left: b.left
				};
				var r = [3, 3];
				var radius = [r, r, r, r];
				var borders = [1, 1, 1, 1].map(function(w) {
					return {
						color: new Color('#A5A5A5'),
						width: w
					}
				});
				var borderPoints = calculateCurvePoints(bounds, radius, borders);
				this.renderer.clip(container.backgroundClip, function() {
					this.renderer.rectangle(bounds.left + 1, bounds.top + 1, bounds.width - 2, bounds.height - 2, new Color("#DEDEDE"));
					this.renderer.renderBorders(calculateBorders(borders, bounds, borderPoints, radius));
					if (container.node.checked) {
						this.renderer.font(new Color('#424242'), 'normal', 'normal', 'bold', (size - 3) + "px", 'arial');
						this.renderer.text("\u2714", bounds.left + size / 6, bounds.top + size - 1)
					}
				}, this)
			};
			NodeParser.prototype.paintRadio = function(container) {
				var bounds = container.parseBounds();
				var size = Math.min(bounds.width, bounds.height) - 2;
				this.renderer.clip(container.backgroundClip, function() {
					this.renderer.circleStroke(bounds.left + 1, bounds.top + 1, size, new Color('#DEDEDE'), 1, new Color('#A5A5A5'));
					if (container.node.checked) {
						this.renderer.circle(Math.ceil(bounds.left + size / 4) + 1, Math.ceil(bounds.top + size / 4) + 1, Math.floor(size / 2), new Color('#424242'))
					}
				}, this)
			};
			NodeParser.prototype.paintFormValue = function(container) {
				var value = container.getValue();
				if (value.length > 0) {
					var document = container.node.ownerDocument;
					var wrapper = document.createElement('html2canvaswrapper');
					var properties = ['lineHeight', 'textAlign', 'fontFamily', 'fontWeight', 'fontSize', 'color', 'paddingLeft', 'paddingTop', 'paddingRight', 'paddingBottom', 'width', 'height', 'borderLeftStyle', 'borderTopStyle', 'borderLeftWidth', 'borderTopWidth', 'boxSizing', 'whiteSpace', 'wordWrap'];
					properties.forEach(function(property) {
						try {
							wrapper.style[property] = container.css(property)
						} catch (e) {
							log("html2canvas: Parse: Exception caught in renderFormValue: " + e.message)
						}
					});
					var bounds = container.parseBounds();
					wrapper.style.position = "fixed";
					wrapper.style.left = bounds.left + "px";
					wrapper.style.top = bounds.top + "px";
					wrapper.textContent = value;
					document.body.appendChild(wrapper);
					this.paintText(new TextContainer(wrapper.firstChild, container));
					document.body.removeChild(wrapper)
				}
			};
			NodeParser.prototype.paintText = function(container) {
				container.applyTextTransform();
				var characters = punycode.ucs2.decode(container.node.data);
				var textList = (!this.options.letterRendering || noLetterSpacing(container)) && !hasUnicode(container.node.data) ? getWords(characters) : characters.map(function(character) {
					return punycode.ucs2.encode([character])
				});
				var weight = container.parent.fontWeight();
				var size = container.parent.css('fontSize');
				var family = container.parent.css('fontFamily');
				var shadows = container.parent.parseTextShadows();
				this.renderer.font(container.parent.color('color'), container.parent.css('fontStyle'), container.parent.css('fontVariant'), weight, size, family);
				if (shadows.length) {
					this.renderer.fontShadow(shadows[0].color, shadows[0].offsetX, shadows[0].offsetY, shadows[0].blur)
				} else {
					this.renderer.clearShadow()
				}
				this.renderer.clip(container.parent.clip, function() {
					textList.map(this.parseTextBounds(container), this).forEach(function(bounds, index) {
						if (bounds) {
							this.renderer.text(textList[index], bounds.left, bounds.bottom);
							this.renderTextDecoration(container.parent, bounds, this.fontMetrics.getMetrics(family, size))
						}
					}, this)
				}, this)
			};
			NodeParser.prototype.renderTextDecoration = function(container, bounds, metrics) {
				switch (container.css("textDecoration").split(" ")[0]) {
				case "underline":
					this.renderer.rectangle(bounds.left, Math.round(bounds.top + metrics.baseline + metrics.lineWidth), bounds.width, 1, container.color("color"));
					break;
				case "overline":
					this.renderer.rectangle(bounds.left, Math.round(bounds.top), bounds.width, 1, container.color("color"));
					break;
				case "line-through":
					this.renderer.rectangle(bounds.left, Math.ceil(bounds.top + metrics.middle + metrics.lineWidth), bounds.width, 1, container.color("color"));
					break
				}
			};
			var borderColorTransforms = {
				inset: [
					["darken", 0.60],
					["darken", 0.10],
					["darken", 0.10],
					["darken", 0.60]
				]
			};
			NodeParser.prototype.parseBorders = function(container) {
				var nodeBounds = container.parseBounds();
				var radius = getBorderRadiusData(container);
				var borders = ["Top", "Right", "Bottom", "Left"].map(function(side, index) {
					var style = container.css('border' + side + 'Style');
					var color = container.color('border' + side + 'Color');
					if (style === "inset" && color.isBlack()) {
						color = new Color([255, 255, 255, color.a])
					}
					var colorTransform = borderColorTransforms[style] ? borderColorTransforms[style][index] : null;
					return {
						width: container.cssInt('border' + side + 'Width'),
						color: colorTransform ? color[colorTransform[0]](colorTransform[1]) : color,
						args: null
					}
				});
				var borderPoints = calculateCurvePoints(nodeBounds, radius, borders);
				return {
					clip: this.parseBackgroundClip(container, borderPoints, borders, radius, nodeBounds),
					borders: calculateBorders(borders, nodeBounds, borderPoints, radius)
				}
			};
 
			function calculateBorders(borders, nodeBounds, borderPoints, radius) {
				return borders.map(function(border, borderSide) {
					if (border.width > 0) {
						var bx = nodeBounds.left;
						var by = nodeBounds.top;
						var bw = nodeBounds.width;
						var bh = nodeBounds.height - (borders[2].width);
						switch (borderSide) {
						case 0:
							bh = borders[0].width;
							border.args = drawSide({
								c1: [bx, by],
								c2: [bx + bw, by],
								c3: [bx + bw - borders[1].width, by + bh],
								c4: [bx + borders[3].width, by + bh]
							}, radius[0], radius[1], borderPoints.topLeftOuter, borderPoints.topLeftInner, borderPoints.topRightOuter, borderPoints.topRightInner);
							break;
						case 1:
							bx = nodeBounds.left + nodeBounds.width - (borders[1].width);
							bw = borders[1].width;
							border.args = drawSide({
								c1: [bx + bw, by],
								c2: [bx + bw, by + bh + borders[2].width],
								c3: [bx, by + bh],
								c4: [bx, by + borders[0].width]
							}, radius[1], radius[2], borderPoints.topRightOuter, borderPoints.topRightInner, borderPoints.bottomRightOuter, borderPoints.bottomRightInner);
							break;
						case 2:
							by = (by + nodeBounds.height) - (borders[2].width);
							bh = borders[2].width;
							border.args = drawSide({
								c1: [bx + bw, by + bh],
								c2: [bx, by + bh],
								c3: [bx + borders[3].width, by],
								c4: [bx + bw - borders[3].width, by]
							}, radius[2], radius[3], borderPoints.bottomRightOuter, borderPoints.bottomRightInner, borderPoints.bottomLeftOuter, borderPoints.bottomLeftInner);
							break;
						case 3:
							bw = borders[3].width;
							border.args = drawSide({
								c1: [bx, by + bh + borders[2].width],
								c2: [bx, by],
								c3: [bx + bw, by + borders[0].width],
								c4: [bx + bw, by + bh]
							}, radius[3], radius[0], borderPoints.bottomLeftOuter, borderPoints.bottomLeftInner, borderPoints.topLeftOuter, borderPoints.topLeftInner);
							break
						}
					}
					return border
				})
			}
			NodeParser.prototype.parseBackgroundClip = function(container, borderPoints, borders, radius, bounds) {
				var backgroundClip = container.css('backgroundClip'),
					borderArgs = [];
				switch (backgroundClip) {
				case "content-box":
				case "padding-box":
					parseCorner(borderArgs, radius[0], radius[1], borderPoints.topLeftInner, borderPoints.topRightInner, bounds.left + borders[3].width, bounds.top + borders[0].width);
					parseCorner(borderArgs, radius[1], radius[2], borderPoints.topRightInner, borderPoints.bottomRightInner, bounds.left + bounds.width - borders[1].width, bounds.top + borders[0].width);
					parseCorner(borderArgs, radius[2], radius[3], borderPoints.bottomRightInner, borderPoints.bottomLeftInner, bounds.left + bounds.width - borders[1].width, bounds.top + bounds.height - borders[2].width);
					parseCorner(borderArgs, radius[3], radius[0], borderPoints.bottomLeftInner, borderPoints.topLeftInner, bounds.left + borders[3].width, bounds.top + bounds.height - borders[2].width);
					break;
				default:
					parseCorner(borderArgs, radius[0], radius[1], borderPoints.topLeftOuter, borderPoints.topRightOuter, bounds.left, bounds.top);
					parseCorner(borderArgs, radius[1], radius[2], borderPoints.topRightOuter, borderPoints.bottomRightOuter, bounds.left + bounds.width, bounds.top);
					parseCorner(borderArgs, radius[2], radius[3], borderPoints.bottomRightOuter, borderPoints.bottomLeftOuter, bounds.left + bounds.width, bounds.top + bounds.height);
					parseCorner(borderArgs, radius[3], radius[0], borderPoints.bottomLeftOuter, borderPoints.topLeftOuter, bounds.left, bounds.top + bounds.height);
					break
				}
				return borderArgs
			};
 
			function getCurvePoints(x, y, r1, r2) {
				var kappa = 4 * ((Math.sqrt(2) - 1) / 3);
				var ox = (r1) * kappa,
					oy = (r2) * kappa,
					xm = x + r1,
					ym = y + r2;
				return {
					topLeft: bezierCurve({
						x: x,
						y: ym
					}, {
						x: x,
						y: ym - oy
					}, {
						x: xm - ox,
						y: y
					}, {
						x: xm,
						y: y
					}),
					topRight: bezierCurve({
						x: x,
						y: y
					}, {
						x: x + ox,
						y: y
					}, {
						x: xm,
						y: ym - oy
					}, {
						x: xm,
						y: ym
					}),
					bottomRight: bezierCurve({
						x: xm,
						y: y
					}, {
						x: xm,
						y: y + oy
					}, {
						x: x + ox,
						y: ym
					}, {
						x: x,
						y: ym
					}),
					bottomLeft: bezierCurve({
						x: xm,
						y: ym
					}, {
						x: xm - ox,
						y: ym
					}, {
						x: x,
						y: y + oy
					}, {
						x: x,
						y: y
					})
				}
			}
			function calculateCurvePoints(bounds, borderRadius, borders) {
				var x = bounds.left,
					y = bounds.top,
					width = bounds.width,
					height = bounds.height,
					tlh = borderRadius[0][0] < width / 2 ? borderRadius[0][0] : width / 2,
					tlv = borderRadius[0][1] < height / 2 ? borderRadius[0][1] : height / 2,
					trh = borderRadius[1][0] < width / 2 ? borderRadius[1][0] : width / 2,
					trv = borderRadius[1][1] < height / 2 ? borderRadius[1][1] : height / 2,
					brh = borderRadius[2][0] < width / 2 ? borderRadius[2][0] : width / 2,
					brv = borderRadius[2][1] < height / 2 ? borderRadius[2][1] : height / 2,
					blh = borderRadius[3][0] < width / 2 ? borderRadius[3][0] : width / 2,
					blv = borderRadius[3][1] < height / 2 ? borderRadius[3][1] : height / 2;
				var topWidth = width - trh,
					rightHeight = height - brv,
					bottomWidth = width - brh,
					leftHeight = height - blv;
				return {
					topLeftOuter: getCurvePoints(x, y, tlh, tlv).topLeft.subdivide(0.5),
					topLeftInner: getCurvePoints(x + borders[3].width, y + borders[0].width, Math.max(0, tlh - borders[3].width), Math.max(0, tlv - borders[0].width)).topLeft.subdivide(0.5),
					topRightOuter: getCurvePoints(x + topWidth, y, trh, trv).topRight.subdivide(0.5),
					topRightInner: getCurvePoints(x + Math.min(topWidth, width + borders[3].width), y + borders[0].width, (topWidth > width + borders[3].width) ? 0 : trh - borders[3].width, trv - borders[0].width).topRight.subdivide(0.5),
					bottomRightOuter: getCurvePoints(x + bottomWidth, y + rightHeight, brh, brv).bottomRight.subdivide(0.5),
					bottomRightInner: getCurvePoints(x + Math.min(bottomWidth, width - borders[3].width), y + Math.min(rightHeight, height + borders[0].width), Math.max(0, brh - borders[1].width), brv - borders[2].width).bottomRight.subdivide(0.5),
					bottomLeftOuter: getCurvePoints(x, y + leftHeight, blh, blv).bottomLeft.subdivide(0.5),
					bottomLeftInner: getCurvePoints(x + borders[3].width, y + leftHeight, Math.max(0, blh - borders[3].width), blv - borders[2].width).bottomLeft.subdivide(0.5)
				}
			}
			function bezierCurve(start, startControl, endControl, end) {
				var lerp = function(a, b, t) {
						return {
							x: a.x + (b.x - a.x) * t,
							y: a.y + (b.y - a.y) * t
						}
					};
				return {
					start: start,
					startControl: startControl,
					endControl: endControl,
					end: end,
					subdivide: function(t) {
						var ab = lerp(start, startControl, t),
							bc = lerp(startControl, endControl, t),
							cd = lerp(endControl, end, t),
							abbc = lerp(ab, bc, t),
							bccd = lerp(bc, cd, t),
							dest = lerp(abbc, bccd, t);
						return [bezierCurve(start, ab, abbc, dest), bezierCurve(dest, bccd, cd, end)]
					},
					curveTo: function(borderArgs) {
						borderArgs.push(["bezierCurve", startControl.x, startControl.y, endControl.x, endControl.y, end.x, end.y])
					},
					curveToReversed: function(borderArgs) {
						borderArgs.push(["bezierCurve", endControl.x, endControl.y, startControl.x, startControl.y, start.x, start.y])
					}
				}
			}
			function drawSide(borderData, radius1, radius2, outer1, inner1, outer2, inner2) {
				var borderArgs = [];
				if (radius1[0] > 0 || radius1[1] > 0) {
					borderArgs.push(["line", outer1[1].start.x, outer1[1].start.y]);
					outer1[1].curveTo(borderArgs)
				} else {
					borderArgs.push(["line", borderData.c1[0], borderData.c1[1]])
				}
				if (radius2[0] > 0 || radius2[1] > 0) {
					borderArgs.push(["line", outer2[0].start.x, outer2[0].start.y]);
					outer2[0].curveTo(borderArgs);
					borderArgs.push(["line", inner2[0].end.x, inner2[0].end.y]);
					inner2[0].curveToReversed(borderArgs)
				} else {
					borderArgs.push(["line", borderData.c2[0], borderData.c2[1]]);
					borderArgs.push(["line", borderData.c3[0], borderData.c3[1]])
				}
				if (radius1[0] > 0 || radius1[1] > 0) {
					borderArgs.push(["line", inner1[1].end.x, inner1[1].end.y]);
					inner1[1].curveToReversed(borderArgs)
				} else {
					borderArgs.push(["line", borderData.c4[0], borderData.c4[1]])
				}
				return borderArgs
			}
			function parseCorner(borderArgs, radius1, radius2, corner1, corner2, x, y) {
				if (radius1[0] > 0 || radius1[1] > 0) {
					borderArgs.push(["line", corner1[0].start.x, corner1[0].start.y]);
					corner1[0].curveTo(borderArgs);
					corner1[1].curveTo(borderArgs)
				} else {
					borderArgs.push(["line", x, y])
				}
				if (radius2[0] > 0 || radius2[1] > 0) {
					borderArgs.push(["line", corner2[0].start.x, corner2[0].start.y])
				}
			}
			function negativeZIndex(container) {
				return container.cssInt("zIndex") < 0
			}
			function positiveZIndex(container) {
				return container.cssInt("zIndex") > 0
			}
			function zIndex0(container) {
				return container.cssInt("zIndex") === 0
			}
			function inlineLevel(container) {
				return ["inline", "inline-block", "inline-table"].indexOf(container.css("display")) !== -1
			}
			function isStackingContext(container) {
				return (container instanceof StackingContext)
			}
			function hasText(container) {
				return container.node.data.trim().length > 0
			}
			function noLetterSpacing(container) {
				return (/^(normal|none|0px)$/.test(container.parent.css("letterSpacing")))
			}
			function getBorderRadiusData(container) {
				return ["TopLeft", "TopRight", "BottomRight", "BottomLeft"].map(function(side) {
					var value = container.css('border' + side + 'Radius');
					var arr = value.split(" ");
					if (arr.length <= 1) {
						arr[1] = arr[0]
					}
					return arr.map(asInt)
				})
			}
			function renderableNode(node) {
				return (node.nodeType === Node.TEXT_NODE || node.nodeType === Node.ELEMENT_NODE)
			}
			function isPositionedForStacking(container) {
				var position = container.css("position");
				var zIndex = (["absolute", "relative", "fixed"].indexOf(position) !== -1) ? container.css("zIndex") : "auto";
				return zIndex !== "auto"
			}
			function isPositioned(container) {
				return container.css("position") !== "static"
			}
			function isFloating(container) {
				return container.css("float") !== "none"
			}
			function isInlineBlock(container) {
				return ["inline-block", "inline-table"].indexOf(container.css("display")) !== -1
			}
			function not(callback) {
				var context = this;
				return function() {
					return !callback.apply(context, arguments)
				}
			}
			function isElement(container) {
				return container.node.nodeType === Node.ELEMENT_NODE
			}
			function isPseudoElement(container) {
				return container.isPseudoElement === true
			}
			function isTextNode(container) {
				return container.node.nodeType === Node.TEXT_NODE
			}
			function zIndexSort(contexts) {
				return function(a, b) {
					return (a.cssInt("zIndex") + (contexts.indexOf(a) / contexts.length)) - (b.cssInt("zIndex") + (contexts.indexOf(b) / contexts.length))
				}
			}
			function hasOpacity(container) {
				return container.getOpacity() < 1
			}
			function asInt(value) {
				return parseInt(value, 10)
			}
			function getWidth(border) {
				return border.width
			}
			function nonIgnoredElement(nodeContainer) {
				return (nodeContainer.node.nodeType !== Node.ELEMENT_NODE || ["SCRIPT", "HEAD", "TITLE", "OBJECT", "BR", "OPTION"].indexOf(nodeContainer.node.nodeName) === -1)
			}
			function flatten(arrays) {
				return [].concat.apply([], arrays)
			}
			function stripQuotes(content) {
				var first = content.substr(0, 1);
				return (first === content.substr(content.length - 1) && first.match(/'|"/)) ? content.substr(1, content.length - 2) : content
			}
			function getWords(characters) {
				var words = [],
					i = 0,
					onWordBoundary = false,
					word;
				while (characters.length) {
					if (isWordBoundary(characters[i]) === onWordBoundary) {
						word = characters.splice(0, i);
						if (word.length) {
							words.push(punycode.ucs2.encode(word))
						}
						onWordBoundary = !onWordBoundary;
						i = 0
					} else {
						i++
					}
					if (i >= characters.length) {
						word = characters.splice(0, i);
						if (word.length) {
							words.push(punycode.ucs2.encode(word))
						}
					}
				}
				return words
			}
			function isWordBoundary(characterCode) {
				return [32, 13, 10, 9, 45].indexOf(characterCode) !== -1
			}
			function hasUnicode(string) {
				return (/[^\u0000-\u00ff]/).test(string)
			}
			module.exports = NodeParser
		}, {
			"./color": 3,
			"./fontmetrics": 7,
			"./log": 13,
			"./nodecontainer": 14,
			"./pseudoelementcontainer": 18,
			"./stackingcontext": 21,
			"./textcontainer": 25,
			"./utils": 26,
			"punycode": 1
		}],
		16: [function(_dereq_, module, exports) {
			var XHR = _dereq_('./xhr');
			var utils = _dereq_('./utils');
			var log = _dereq_('./log');
			var createWindowClone = _dereq_('./clone');
			var decode64 = utils.decode64;
 
			function Proxy(src, proxyUrl, document) {
				var supportsCORS = ('withCredentials' in new XMLHttpRequest());
				if (!proxyUrl) {
					return Promise.reject("No proxy configured")
				}
				var callback = createCallback(supportsCORS);
				var url = createProxyUrl(proxyUrl, src, callback);
				return supportsCORS ? XHR(url) : (jsonp(document, url, callback).then(function(response) {
					return decode64(response.content)
				}))
			}
			var proxyCount = 0;
 
			function ProxyURL(src, proxyUrl, document) {
				var supportsCORSImage = ('crossOrigin' in new Image());
				var callback = createCallback(supportsCORSImage);
				var url = createProxyUrl(proxyUrl, src, callback);
				return (supportsCORSImage ? Promise.resolve(url) : jsonp(document, url, callback).then(function(response) {
					return "data:" + response.type + ";base64," + response.content
				}))
			}
			function jsonp(document, url, callback) {
				return new Promise(function(resolve, reject) {
					var s = document.createElement("script");
					var cleanup = function() {
							delete window.html2canvas.proxy[callback];
							document.body.removeChild(s)
						};
					window.html2canvas.proxy[callback] = function(response) {
						cleanup();
						resolve(response)
					};
					s.src = url;
					s.onerror = function(e) {
						cleanup();
						reject(e)
					};
					document.body.appendChild(s)
				})
			}
			function createCallback(useCORS) {
				return !useCORS ? "html2canvas_" + Date.now() + "_" + (++proxyCount) + "_" + Math.round(Math.random() * 100000) : ""
			}
			function createProxyUrl(proxyUrl, src, callback) {
				return proxyUrl + "?url=" + encodeURIComponent(src) + (callback.length ? "&callback=html2canvas.proxy." + callback : "")
			}
			function documentFromHTML(src) {
				return function(html) {
					var parser = new DOMParser(),
						doc;
					try {
						doc = parser.parseFromString(html, "text/html")
					} catch (e) {
						log("DOMParser not supported, falling back to createHTMLDocument");
						doc = document.implementation.createHTMLDocument("");
						try {
							doc.open();
							doc.write(html);
							doc.close()
						} catch (ee) {
							log("createHTMLDocument write not supported, falling back to document.body.innerHTML");
							doc.body.innerHTML = html
						}
					}
					var b = doc.querySelector("base");
					if (!b || !b.href.host) {
						var base = doc.createElement("base");
						base.href = src;
						doc.head.insertBefore(base, doc.head.firstChild)
					}
					return doc
				}
			}
			function loadUrlDocument(src, proxy, document, width, height, options) {
				return new Proxy(src, proxy, window.document).then(documentFromHTML(src)).then(function(doc) {
					return createWindowClone(doc, document, width, height, options, 0, 0)
				})
			}
			exports.Proxy = Proxy;
			exports.ProxyURL = ProxyURL;
			exports.loadUrlDocument = loadUrlDocument
		}, {
			"./clone": 2,
			"./log": 13,
			"./utils": 26,
			"./xhr": 28
		}],
		17: [function(_dereq_, module, exports) {
			var ProxyURL = _dereq_('./proxy').ProxyURL;
 
			function ProxyImageContainer(src, proxy) {
				var link = document.createElement("a");
				link.href = src;
				src = link.href;
				this.src = src;
				this.image = new Image();
				var self = this;
				this.promise = new Promise(function(resolve, reject) {
					self.image.crossOrigin = "Anonymous";
					self.image.onload = resolve;
					self.image.onerror = reject;
					new ProxyURL(src, proxy, document).then(function(url) {
						self.image.src = url
					})['catch'](reject)
				})
			}
			module.exports = ProxyImageContainer
		}, {
			"./proxy": 16
		}],
		18: [function(_dereq_, module, exports) {
			var NodeContainer = _dereq_('./nodecontainer');
 
			function PseudoElementContainer(node, parent, type) {
				NodeContainer.call(this, node, parent);
				this.isPseudoElement = true;
				this.before = type === ":before"
			}
			PseudoElementContainer.prototype.cloneTo = function(stack) {
				PseudoElementContainer.prototype.cloneTo.call(this, stack);
				stack.isPseudoElement = true;
				stack.before = this.before
			};
			PseudoElementContainer.prototype = Object.create(NodeContainer.prototype);
			PseudoElementContainer.prototype.appendToDOM = function() {
				if (this.before) {
					this.parent.node.insertBefore(this.node, this.parent.node.firstChild)
				} else {
					this.parent.node.appendChild(this.node)
				}
				this.parent.node.className += " " + this.getHideClass()
			};
			PseudoElementContainer.prototype.cleanDOM = function() {
				this.node.parentNode.removeChild(this.node);
				this.parent.node.className = this.parent.node.className.replace(this.getHideClass(), "")
			};
			PseudoElementContainer.prototype.getHideClass = function() {
				return this["PSEUDO_HIDE_ELEMENT_CLASS_" + (this.before ? "BEFORE" : "AFTER")]
			};
			PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_BEFORE = "___html2canvas___pseudoelement_before";
			PseudoElementContainer.prototype.PSEUDO_HIDE_ELEMENT_CLASS_AFTER = "___html2canvas___pseudoelement_after";
			module.exports = PseudoElementContainer
		}, {
			"./nodecontainer": 14
		}],
		19: [function(_dereq_, module, exports) {
			var log = _dereq_('./log');
 
			function Renderer(width, height, images, options, document) {
				this.width = width;
				this.height = height;
				this.images = images;
				this.options = options;
				this.document = document
			}
			Renderer.prototype.renderImage = function(container, bounds, borderData, imageContainer) {
				var paddingLeft = container.cssInt('paddingLeft'),
					paddingTop = container.cssInt('paddingTop'),
					paddingRight = container.cssInt('paddingRight'),
					paddingBottom = container.cssInt('paddingBottom'),
					borders = borderData.borders;
				var width = bounds.width - (borders[1].width + borders[3].width + paddingLeft + paddingRight);
				var height = bounds.height - (borders[0].width + borders[2].width + paddingTop + paddingBottom);
				this.drawImage(imageContainer, 0, 0, imageContainer.image.width || width, imageContainer.image.height || height, bounds.left + paddingLeft + borders[3].width, bounds.top + paddingTop + borders[0].width, width, height)
			};
			Renderer.prototype.renderBackground = function(container, bounds, borderData) {
				if (bounds.height > 0 && bounds.width > 0) {
					this.renderBackgroundColor(container, bounds);
					this.renderBackgroundImage(container, bounds, borderData)
				}
			};
			Renderer.prototype.renderBackgroundColor = function(container, bounds) {
				var color = container.color("backgroundColor");
				if (!color.isTransparent()) {
					this.rectangle(bounds.left, bounds.top, bounds.width, bounds.height, color)
				}
			};
			Renderer.prototype.renderBorders = function(borders) {
				borders.forEach(this.renderBorder, this)
			};
			Renderer.prototype.renderBorder = function(data) {
				if (!data.color.isTransparent() && data.args !== null) {
					this.drawShape(data.args, data.color)
				}
			};
			Renderer.prototype.renderBackgroundImage = function(container, bounds, borderData) {
				var backgroundImages = container.parseBackgroundImages();
				backgroundImages.reverse().forEach(function(backgroundImage, index, arr) {
					switch (backgroundImage.method) {
					case "url":
						var image = this.images.get(backgroundImage.args[0]);
						if (image) {
							this.renderBackgroundRepeating(container, bounds, image, arr.length - (index + 1), borderData)
						} else {
							log("Error loading background-image", backgroundImage.args[0])
						}
						break;
					case "linear-gradient":
					case "gradient":
						var gradientImage = this.images.get(backgroundImage.value);
						if (gradientImage) {
							this.renderBackgroundGradient(gradientImage, bounds, borderData)
						} else {
							log("Error loading background-image", backgroundImage.args[0])
						}
						break;
					case "none":
						break;
					default:
						log("Unknown background-image type", backgroundImage.args[0])
					}
				}, this)
			};
			Renderer.prototype.renderBackgroundRepeating = function(container, bounds, imageContainer, index, borderData) {
				var size = container.parseBackgroundSize(bounds, imageContainer.image, index);
				var position = container.parseBackgroundPosition(bounds, imageContainer.image, index, size);
				var repeat = container.parseBackgroundRepeat(index);
				switch (repeat) {
				case "repeat-x":
				case "repeat no-repeat":
					this.backgroundRepeatShape(imageContainer, position, size, bounds, bounds.left + borderData[3], bounds.top + position.top + borderData[0], 99999, size.height, borderData);
					break;
				case "repeat-y":
				case "no-repeat repeat":
					this.backgroundRepeatShape(imageContainer, position, size, bounds, bounds.left + position.left + borderData[3], bounds.top + borderData[0], size.width, 99999, borderData);
					break;
				case "no-repeat":
					this.backgroundRepeatShape(imageContainer, position, size, bounds, bounds.left + position.left + borderData[3], bounds.top + position.top + borderData[0], size.width, size.height, borderData);
					break;
				default:
					this.renderBackgroundRepeat(imageContainer, position, size, {
						top: bounds.top,
						left: bounds.left
					}, borderData[3], borderData[0]);
					break
				}
			};
			module.exports = Renderer
		}, {
			"./log": 13
		}],
		20: [function(_dereq_, module, exports) {
			var Renderer = _dereq_('../renderer');
			var LinearGradientContainer = _dereq_('../lineargradientcontainer');
			var log = _dereq_('../log');
 
			function CanvasRenderer(width, height) {
				Renderer.apply(this, arguments);
				this.canvas = this.options.canvas || this.document.createElement("canvas");
				if (!this.options.canvas) {
					this.canvas.width = width;
					this.canvas.height = height
				}
				this.ctx = this.canvas.getContext("2d");
				this.taintCtx = this.document.createElement("canvas").getContext("2d");
				this.ctx.textBaseline = "bottom";
				this.variables = {};
				log("Initialized CanvasRenderer with size", width, "x", height)
			}
			CanvasRenderer.prototype = Object.create(Renderer.prototype);
			CanvasRenderer.prototype.setFillStyle = function(fillStyle) {
				this.ctx.fillStyle = typeof(fillStyle) === "object" && !! fillStyle.isColor ? fillStyle.toString() : fillStyle;
				return this.ctx
			};
			CanvasRenderer.prototype.rectangle = function(left, top, width, height, color) {
				this.setFillStyle(color).fillRect(left, top, width, height)
			};
			CanvasRenderer.prototype.circle = function(left, top, size, color) {
				this.setFillStyle(color);
				this.ctx.beginPath();
				this.ctx.arc(left + size / 2, top + size / 2, size / 2, 0, Math.PI * 2, true);
				this.ctx.closePath();
				this.ctx.fill()
			};
			CanvasRenderer.prototype.circleStroke = function(left, top, size, color, stroke, strokeColor) {
				this.circle(left, top, size, color);
				this.ctx.strokeStyle = strokeColor.toString();
				this.ctx.stroke()
			};
			CanvasRenderer.prototype.drawShape = function(shape, color) {
				this.shape(shape);
				this.setFillStyle(color).fill()
			};
			CanvasRenderer.prototype.taints = function(imageContainer) {
				if (imageContainer.tainted === null) {
					this.taintCtx.drawImage(imageContainer.image, 0, 0);
					try {
						this.taintCtx.getImageData(0, 0, 1, 1);
						imageContainer.tainted = false
					} catch (e) {
						this.taintCtx = document.createElement("canvas").getContext("2d");
						imageContainer.tainted = true
					}
				}
				return imageContainer.tainted
			};
			CanvasRenderer.prototype.drawImage = function(imageContainer, sx, sy, sw, sh, dx, dy, dw, dh) {
				if (!this.taints(imageContainer) || this.options.allowTaint) {
					this.ctx.drawImage(imageContainer.image, sx, sy, sw, sh, dx, dy, dw, dh)
				}
			};
			CanvasRenderer.prototype.clip = function(shapes, callback, context) {
				this.ctx.save();
				shapes.filter(hasEntries).forEach(function(shape) {
					this.shape(shape).clip()
				}, this);
				callback.call(context);
				this.ctx.restore()
			};
			CanvasRenderer.prototype.shape = function(shape) {
				this.ctx.beginPath();
				shape.forEach(function(point, index) {
					if (point[0] === "rect") {
						this.ctx.rect.apply(this.ctx, point.slice(1))
					} else {
						this.ctx[(index === 0) ? "moveTo" : point[0] + "To"].apply(this.ctx, point.slice(1))
					}
				}, this);
				this.ctx.closePath();
				return this.ctx
			};
			CanvasRenderer.prototype.font = function(color, style, variant, weight, size, family) {
				this.setFillStyle(color).font = [style, variant, weight, size, family].join(" ").split(",")[0]
			};
			CanvasRenderer.prototype.fontShadow = function(color, offsetX, offsetY, blur) {
				this.setVariable("shadowColor", color.toString()).setVariable("shadowOffsetY", offsetX).setVariable("shadowOffsetX", offsetY).setVariable("shadowBlur", blur)
			};
			CanvasRenderer.prototype.clearShadow = function() {
				this.setVariable("shadowColor", "rgba(0,0,0,0)")
			};
			CanvasRenderer.prototype.setOpacity = function(opacity) {
				this.ctx.globalAlpha = opacity
			};
			CanvasRenderer.prototype.setTransform = function(transform) {
				this.ctx.translate(transform.origin[0], transform.origin[1]);
				this.ctx.transform.apply(this.ctx, transform.matrix);
				this.ctx.translate(-transform.origin[0], -transform.origin[1])
			};
			CanvasRenderer.prototype.setVariable = function(property, value) {
				if (this.variables[property] !== value) {
					this.variables[property] = this.ctx[property] = value
				}
				return this
			};
			CanvasRenderer.prototype.text = function(text, left, bottom) {
				this.ctx.fillText(text, left, bottom)
			};
			CanvasRenderer.prototype.backgroundRepeatShape = function(imageContainer, backgroundPosition, size, bounds, left, top, width, height, borderData) {
				var shape = [
					["line", Math.round(left), Math.round(top)],
					["line", Math.round(left + width), Math.round(top)],
					["line", Math.round(left + width), Math.round(height + top)],
					["line", Math.round(left), Math.round(height + top)]
				];
				this.clip([shape], function() {
					this.renderBackgroundRepeat(imageContainer, backgroundPosition, size, bounds, borderData[3], borderData[0])
				}, this)
			};
			CanvasRenderer.prototype.renderBackgroundRepeat = function(imageContainer, backgroundPosition, size, bounds, borderLeft, borderTop) {
				var offsetX = Math.round(bounds.left + backgroundPosition.left + borderLeft),
					offsetY = Math.round(bounds.top + backgroundPosition.top + borderTop);
				this.setFillStyle(this.ctx.createPattern(this.resizeImage(imageContainer, size), "repeat"));
				this.ctx.translate(offsetX, offsetY);
				this.ctx.fill();
				this.ctx.translate(-offsetX, -offsetY)
			};
			CanvasRenderer.prototype.renderBackgroundGradient = function(gradientImage, bounds) {
				if (gradientImage instanceof LinearGradientContainer) {
					var gradient = this.ctx.createLinearGradient(bounds.left + bounds.width * gradientImage.x0, bounds.top + bounds.height * gradientImage.y0, bounds.left + bounds.width * gradientImage.x1, bounds.top + bounds.height * gradientImage.y1);
					gradientImage.colorStops.forEach(function(colorStop) {
						gradient.addColorStop(colorStop.stop, colorStop.color.toString())
					});
					this.rectangle(bounds.left, bounds.top, bounds.width, bounds.height, gradient)
				}
			};
			CanvasRenderer.prototype.resizeImage = function(imageContainer, size) {
				var image = imageContainer.image;
				if (image.width === size.width && image.height === size.height) {
					return image
				}
				var ctx, canvas = document.createElement('canvas');
				canvas.width = size.width;
				canvas.height = size.height;
				ctx = canvas.getContext("2d");
				ctx.drawImage(image, 0, 0, image.width, image.height, 0, 0, size.width, size.height);
				return canvas
			};
 
			function hasEntries(array) {
				return array.length > 0
			}
			module.exports = CanvasRenderer
		}, {
			"../lineargradientcontainer": 12,
			"../log": 13,
			"../renderer": 19
		}],
		21: [function(_dereq_, module, exports) {
			var NodeContainer = _dereq_('./nodecontainer');
 
			function StackingContext(hasOwnStacking, opacity, element, parent) {
				NodeContainer.call(this, element, parent);
				this.ownStacking = hasOwnStacking;
				this.contexts = [];
				this.children = [];
				this.opacity = (this.parent ? this.parent.stack.opacity : 1) * opacity
			}
			StackingContext.prototype = Object.create(NodeContainer.prototype);
			StackingContext.prototype.getParentStack = function(context) {
				var parentStack = (this.parent) ? this.parent.stack : null;
				return parentStack ? (parentStack.ownStacking ? parentStack : parentStack.getParentStack(context)) : context.stack
			};
			module.exports = StackingContext
		}, {
			"./nodecontainer": 14
		}],
		22: [function(_dereq_, module, exports) {
			function Support(document) {
				this.rangeBounds = this.testRangeBounds(document);
				this.cors = this.testCORS();
				this.svg = this.testSVG()
			}
			Support.prototype.testRangeBounds = function(document) {
				var range, testElement, rangeBounds, rangeHeight, support = false;
				if (document.createRange) {
					range = document.createRange();
					if (range.getBoundingClientRect) {
						testElement = document.createElement('boundtest');
						testElement.style.height = "123px";
						testElement.style.display = "block";
						document.body.appendChild(testElement);
						range.selectNode(testElement);
						rangeBounds = range.getBoundingClientRect();
						rangeHeight = rangeBounds.height;
						if (rangeHeight === 123) {
							support = true
						}
						document.body.removeChild(testElement)
					}
				}
				return support
			};
			Support.prototype.testCORS = function() {
				return typeof((new Image()).crossOrigin) !== "undefined"
			};
			Support.prototype.testSVG = function() {
				var img = new Image();
				var canvas = document.createElement("canvas");
				var ctx = canvas.getContext("2d");
				img.src = "data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg'></svg>";
				try {
					ctx.drawImage(img, 0, 0);
					canvas.toDataURL()
				} catch (e) {
					return false
				}
				return true
			};
			module.exports = Support
		}, {}],
		23: [function(_dereq_, module, exports) {
			var XHR = _dereq_('./xhr');
			var decode64 = _dereq_('./utils').decode64;
 
			function SVGContainer(src) {
				this.src = src;
				this.image = null;
				var self = this;
				this.promise = this.hasFabric().then(function() {
					return (self.isInline(src) ? Promise.resolve(self.inlineFormatting(src)) : XHR(src))
				}).then(function(svg) {
					return new Promise(function(resolve) {
						window.html2canvas.svg.fabric.loadSVGFromString(svg, self.createCanvas.call(self, resolve))
					})
				})
			}
			SVGContainer.prototype.hasFabric = function() {
				return !window.html2canvas.svg || !window.html2canvas.svg.fabric ? Promise.reject(new Error("html2canvas.svg.js is not loaded, cannot render svg")) : Promise.resolve()
			};
			SVGContainer.prototype.inlineFormatting = function(src) {
				return (/^data:image\/svg\+xml;base64,/.test(src)) ? this.decode64(this.removeContentType(src)) : this.removeContentType(src)
			};
			SVGContainer.prototype.removeContentType = function(src) {
				return src.replace(/^data:image\/svg\+xml(;base64)?,/, '')
			};
			SVGContainer.prototype.isInline = function(src) {
				return (/^data:image\/svg\+xml/i.test(src))
			};
			SVGContainer.prototype.createCanvas = function(resolve) {
				var self = this;
				return function(objects, options) {
					var canvas = new window.html2canvas.svg.fabric.StaticCanvas('c');
					self.image = canvas.lowerCanvasEl;
					canvas.setWidth(options.width).setHeight(options.height).add(window.html2canvas.svg.fabric.util.groupSVGElements(objects, options)).renderAll();
					resolve(canvas.lowerCanvasEl)
				}
			};
			SVGContainer.prototype.decode64 = function(str) {
				return (typeof(window.atob) === "function") ? window.atob(str) : decode64(str)
			};
			module.exports = SVGContainer
		}, {
			"./utils": 26,
			"./xhr": 28
		}],
		24: [function(_dereq_, module, exports) {
			var SVGContainer = _dereq_('./svgcontainer');
 
			function SVGNodeContainer(node, _native) {
				this.src = node;
				this.image = null;
				var self = this;
				this.promise = _native ? new Promise(function(resolve, reject) {
					self.image = new Image();
					self.image.onload = resolve;
					self.image.onerror = reject;
					self.image.src = "data:image/svg+xml," + (new XMLSerializer()).serializeToString(node);
					if (self.image.complete === true) {
						resolve(self.image)
					}
				}) : this.hasFabric().then(function() {
					return new Promise(function(resolve) {
						window.html2canvas.svg.fabric.parseSVGDocument(node, self.createCanvas.call(self, resolve))
					})
				})
			}
			SVGNodeContainer.prototype = Object.create(SVGContainer.prototype);
			module.exports = SVGNodeContainer
		}, {
			"./svgcontainer": 23
		}],
		25: [function(_dereq_, module, exports) {
			var NodeContainer = _dereq_('./nodecontainer');
 
			function TextContainer(node, parent) {
				NodeContainer.call(this, node, parent)
			}
			TextContainer.prototype = Object.create(NodeContainer.prototype);
			TextContainer.prototype.applyTextTransform = function() {
				this.node.data = this.transform(this.parent.css("textTransform"))
			};
			TextContainer.prototype.transform = function(transform) {
				var text = this.node.data;
				switch (transform) {
				case "lowercase":
					return text.toLowerCase();
				case "capitalize":
					return text.replace(/(^|\s|:|-|\(|\))([a-z])/g, capitalize);
				case "uppercase":
					return text.toUpperCase();
				default:
					return text
				}
			};
 
			function capitalize(m, p1, p2) {
				if (m.length > 0) {
					return p1 + p2.toUpperCase()
				}
			}
			module.exports = TextContainer
		}, {
			"./nodecontainer": 14
		}],
		26: [function(_dereq_, module, exports) {
			exports.smallImage = function smallImage() {
				return "data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7"
			};
			exports.bind = function(callback, context) {
				return function() {
					return callback.apply(context, arguments)
				}
			};
			exports.decode64 = function(base64) {
				var chars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
				var len = base64.length,
					i, encoded1, encoded2, encoded3, encoded4, byte1, byte2, byte3;
				var output = "";
				for (i = 0; i < len; i += 4) {
					encoded1 = chars.indexOf(base64[i]);
					encoded2 = chars.indexOf(base64[i + 1]);
					encoded3 = chars.indexOf(base64[i + 2]);
					encoded4 = chars.indexOf(base64[i + 3]);
					byte1 = (encoded1 << 2) | (encoded2 >> 4);
					byte2 = ((encoded2 & 15) << 4) | (encoded3 >> 2);
					byte3 = ((encoded3 & 3) << 6) | encoded4;
					if (encoded3 === 64) {
						output += String.fromCharCode(byte1)
					} else if (encoded4 === 64 || encoded4 === -1) {
						output += String.fromCharCode(byte1, byte2)
					} else {
						output += String.fromCharCode(byte1, byte2, byte3)
					}
				}
				return output
			};
			exports.getBounds = function(node) {
				if (node.getBoundingClientRect) {
					var clientRect = node.getBoundingClientRect();
					var width = node.offsetWidth == null ? clientRect.width : node.offsetWidth;
					return {
						top: clientRect.top,
						bottom: clientRect.bottom || (clientRect.top + clientRect.height),
						right: clientRect.left + width,
						left: clientRect.left,
						width: width,
						height: node.offsetHeight == null ? clientRect.height : node.offsetHeight
					}
				}
				return {}
			};
			exports.offsetBounds = function(node) {
				var parent = node.offsetParent ? exports.offsetBounds(node.offsetParent) : {
					top: 0,
					left: 0
				};
				return {
					top: node.offsetTop + parent.top,
					bottom: node.offsetTop + node.offsetHeight + parent.top,
					right: node.offsetLeft + parent.left + node.offsetWidth,
					left: node.offsetLeft + parent.left,
					width: node.offsetWidth,
					height: node.offsetHeight
				}
			};
			exports.parseBackgrounds = function(backgroundImage) {
				var whitespace = ' \r\n\t',
					method, definition, prefix, prefix_i, block, results = [],
					mode = 0,
					numParen = 0,
					quote, args;
				var appendResult = function() {
						if (method) {
							if (definition.substr(0, 1) === '"') {
								definition = definition.substr(1, definition.length - 2)
							}
							if (definition) {
								args.push(definition)
							}
							if (method.substr(0, 1) === '-' && (prefix_i = method.indexOf('-', 1) + 1) > 0) {
								prefix = method.substr(0, prefix_i);
								method = method.substr(prefix_i)
							}
							results.push({
								prefix: prefix,
								method: method.toLowerCase(),
								value: block,
								args: args,
								image: null
							})
						}
						args = [];
						method = prefix = definition = block = ''
					};
				args = [];
				method = prefix = definition = block = '';
				backgroundImage.split("").forEach(function(c) {
					if (mode === 0 && whitespace.indexOf(c) > -1) {
						return
					}
					switch (c) {
					case '"':
						if (!quote) {
							quote = c
						} else if (quote === c) {
							quote = null
						}
						break;
					case '(':
						if (quote) {
							break
						} else if (mode === 0) {
							mode = 1;
							block += c;
							return
						} else {
							numParen++
						}
						break;
					case ')':
						if (quote) {
							break
						} else if (mode === 1) {
							if (numParen === 0) {
								mode = 0;
								block += c;
								appendResult();
								return
							} else {
								numParen--
							}
						}
						break;
					case ',':
						if (quote) {
							break
						} else if (mode === 0) {
							appendResult();
							return
						} else if (mode === 1) {
							if (numParen === 0 && !method.match(/^url$/i)) {
								args.push(definition);
								definition = '';
								block += c;
								return
							}
						}
						break
					}
					block += c;
					if (mode === 0) {
						method += c
					} else {
						definition += c
					}
				});
				appendResult();
				return results
			}
		}, {}],
		27: [function(_dereq_, module, exports) {
			var GradientContainer = _dereq_('./gradientcontainer');
 
			function WebkitGradientContainer(imageData) {
				GradientContainer.apply(this, arguments);
				this.type = imageData.args[0] === "linear" ? GradientContainer.TYPES.LINEAR : GradientContainer.TYPES.RADIAL
			}
			WebkitGradientContainer.prototype = Object.create(GradientContainer.prototype);
			module.exports = WebkitGradientContainer
		}, {
			"./gradientcontainer": 9
		}],
		28: [function(_dereq_, module, exports) {
			function XHR(url) {
				return new Promise(function(resolve, reject) {
					var xhr = new XMLHttpRequest();
					xhr.open('GET', url);
					xhr.onload = function() {
						if (xhr.status === 200) {
							resolve(xhr.responseText)
						} else {
							reject(new Error(xhr.statusText))
						}
					};
					xhr.onerror = function() {
						reject(new Error("Network Error"))
					};
					xhr.send()
				})
			}
			module.exports = XHR
		}, {}]
	}, {}, [4])(4)
});
 
function main_searcher(father) {
	var ele = father.getElementsByTagName("div");
	var div_arr = [];
	var div_arr_area = [];
	var main_index;
	var area;
	for (var i = 0, ele_length = ele.length; i < ele_length; i++) {
		if (ele[i].nodeName == "DIV" && ele[i].clientWidth && ele[i].clientHeight) {
			div_arr.push(ele[i]);
			div_arr_area.push(ele[i].clientWidth * ele[i].clientHeight)
		}
	}
	main_index = div_arr_area.indexOf(Math.max.apply(Math, div_arr_area));
	var son = div_arr[main_index];
	var son_area = son.clientWidth * son.clientHeight;
	var father_area = father.clientWidth * father.clientHeight;
	if (son_area > 0.5 * father_area) {
		main_searcher(son)
	} else {
		return son
	}
}
function main_div_searcher() {
	var ele = document.getElementsByTagName("div");
	var div_arr = [];
	var div_arr_area = [];
	var main_index;
	var area;
	for (var i = 0, ele_length = ele.length; i < ele_length; i++) {
		if (ele[i].nodeName == "DIV" && ele[i].clientWidth && ele[i].clientHeight) {
			div_arr.push(ele[i]);
			div_arr_area.push(ele[i].clientWidth * ele[i].clientHeight)
		}
	}
	main_index = div_arr_area.indexOf(Math.max.apply(Math, div_arr_area));
	return div_arr[main_index]
}
function content_div_searcher(father_div, ratio) {
	var sons = father_div.childNodes;
	for (var i = 0, len = sons.length; i < len; i++) {
		if (sons[i].nodeName == 'DIV' && sons[i].clientWidth && sons[i].clientHeight) {
			if (sons[i].clientWidth * sons[i].clientHeight > ratio * father_div.clientWidth && father_div.clientHeight) {
				content_div_searcher(sons[i], ratio)
			} else {
				return sons[i]
			}
		} else {
			return father_div
		}
	}
}
function PDF_button() {
	var btn = document.createElement("input");
	btn.type = "button";
	btn.value = "PDF";
	btn.style = "position:fixed;top:0px;right:0px;";
	btn.onclick = downloadPdf;
	document.body.appendChild(btn)
}
function title_searcher() {
	if (document.title) return document.title;
	var title = document.querySelector('h1').innerText || document.querySelector('h2').innerText || document.querySelector('h1').innerText || document.querySelector('h3').innerText || document.querySelector('h4').innerText || document.querySelector('h5').innerText;
	if (title) return title;
	return Math.random().toString(32).slice(2)
}
function downloadPdf() {
	html2canvas(document.body, {
		onrendered: function(canvas) {
			var contentWidth = canvas.width;
			var contentHeight = canvas.height;
			var pageHeight = contentWidth / 595.28 * 841.89;
			var leftHeight = contentHeight;
			var position = 20;
			var imgWidth = 595.28;
			var imgHeight = 595.28 / contentWidth * contentHeight;
			var pageData = canvas.toDataURL('image/jpeg', 1.0);
			var pdf = new jsPDF('', 'pt', 'a4');
			if (leftHeight < pageHeight) {
				pdf.addImage(pageData, 'JPEG', 10, 20, imgWidth, imgHeight)
			} else {
				while (leftHeight > 0) {
					pdf.addImage(pageData, 'JPEG', 10, position, imgWidth, imgHeight) leftHeight -= pageHeight;
					position -= 841.89;
					if (leftHeight > 0) {
						pdf.addPage()
					}
				}
			}
			pdf.save('' + title_searcher() + '.pdf')
		}
	})
}
PDF_button();