for browsers that don't support MouseEvent.prototype.x or MouseEvent.prototype.y
当前为
// ==UserScript==
// @name MouseEvent.prototype.x or MouseEvent.prototype.y not supported fix
// @namespace http://bzzzzdzzzz.blogspot.com/
// @description for browsers that don't support MouseEvent.prototype.x or MouseEvent.prototype.y
// @author BZZZZ
// @include *
// @version 0.1
// @grant none
// @run-at document-start
// ==/UserScript==
(function(d,g,p){
if(!p.hasOwnProperty("x"))d(p,"x",g(p,"clientX"));
if(!p.hasOwnProperty("y"))d(p,"y",g(p,"clientY"));
})(Object.defineProperty,Object.getOwnPropertyDescriptor,MouseEvent.prototype);