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Split page in 3 frames

Splits the page in 3 equal frames

// ==UserScript==
// @name         Split page in 3 frames
// @version      0.1
// @description  Splits the page in 3 equal frames
// @author       Akshay Raje
// @grant        none
// @match        *://*/*
// @run-at       context-menu
// @namespace https://greasyfork.org/users/1073350
// ==/UserScript==

(function() {
    const pageTitle = document.title;
    const pageUrl = window.location.href;

    document.documentElement.innerHTML = `<html><head><title>${pageTitle}</title></head><frameset cols="33.33%,33.33%,33.33%"><frame src="${pageUrl}"><frame src="${pageUrl}"><frame src="${pageUrl}"></frameset></html>`;
})();