Load .html file

AJAXloadHTML.js

/*!
 * Load .html file
 * modified JSON with JS.md
 * gist.github.com/thiagodebastos/08ea551b97892d585f17
 * gist.github.com/englishextra/d5ce0257afcdd9a7387d3eb26e9fdff5
 */
var AJAXloadHTML = function (u, cb, e) {
	var w = window,
	x = w.XMLHttpRequest ? new XMLHttpRequest() : new ActiveXObject("Microsoft.XMLHTTP");
	x.overrideMimeType("text/html;charset=utf-8");
	x.open("GET", u, !0);
	x.onreadystatechange = function () {
		if (x.status == "404") {
			e && "function" === typeof e && e();
			console.log("Error XMLHttpRequest-ing file", x.status);
			return !1;
		} else if (x.readyState == 4 && x.status == 200 && x.responseText) {
			cb && "function" === typeof cb && cb(x.responseText);
		}
	};
	x.send(null);
};