(function(e){var t="(-?[_a-zA-Z]+[_a-zA-Z0-9-]*)",n="^(?:"+t+")|^#"+t+"|^\\."+t+"|^\\["+t+"(?:([*$|~^]?=)([\"'])((?:(?=(\\\\?))\\8.)*?)\\6)?\\]";document.createElement=function(t){for(var r=e.call(this,"div"),i,s="";t&&(i=t.match(n));){if(i[1])r=e.call(this,i[1]);if(i[2])r.id=i[2];if(i[3])s+=" "+i[3];if(i[4])r.setAttribute(i[4],i[7]||"");t=t.slice(i[0].length)}if(s)r.className=s.slice(1);return r}})(document.createElement)

(function (createElement) {
	var
	MATCH = '(-?[_a-zA-Z]+[_a-zA-Z0-9-]*)',
	REGEX = '^(?:' + MATCH + ')|^#' + MATCH + '|^\\.' + MATCH + '|^\\[' + MATCH + '(?:([*$|~^]?=)(["\'])((?:(?=(\\\\?))\\8.)*?)\\6)?\\]';

	document.createElement = function (selector) {
		for (var node = createElement.call(this, 'div'), match, className = ''; selector && (match = selector.match(REGEX));) {
			if (match[1]) node = createElement.call(this, match[1]);
			if (match[2]) node.id = match[2];
			if (match[3]) className += ' ' + match[3];
			if (match[4]) node.setAttribute(match[4], match[7] || '');

			selector = selector.slice(match[0].length);
		}

		if (className) node.className = className.slice(1);

		return node;
	};
})(document.createElement);

(function(e){"use strict";var t="(-?[_a-zA-Z]+[_a-zA-Z0-9-]*)",n="([\"'])((?:(?=(\\\\?))\\",r="[\\W\\w])*?)\\",i="^(?:"+t+")|^#"+t+"|^\\."+t+"|^\\["+t+"(?:([*$|~^]?=)"+n+"8"+r+"6"+")?\\]|^\\s*[\\n\\r]+([\\t]*)\\s*|^(\\s+)|^"+n+"13"+r+"11";document.createElement=function(t){var n=t.replace(/^\s+|\s+$/),r=document.createDocumentFragment(),s=[r,e.call(this,"div")];for(var o=r,u=o.appendChild(s[1]),a=1,f=true,l;n&&(l=n.match(i));){if(l[1]){o.replaceChild(u=e.call(this,l[1]),o.lastChild);if(f)s[a]=u}if(l[2])u.id=l[2];if(l[3])u.className+=(u.className?" ":"")+l[3];if(l[4])u.setAttribute(l[4],l[7]||"");if(l[9]!==undefined){a=l[9].length;o=s[a];u=s[++a]=o.appendChild(e.call(this,"div"))}if(l[10]){o=u;u=o.appendChild(e.call(this,"div"));f=false}if(l[11]){o.replaceChild(u=document.createTextNode(l[12]),o.lastChild);if(f)s[a]=u}n=n.slice(l[0].length)}return r.childNodes.length===1?r.lastChild:r}})(document.createElement)

(function (createElement) {
	'use strict';

	var
	MATCH = '(-?[_a-zA-Z]+[_a-zA-Z0-9-]*)',
	QUOTE1 = '(["\'])((?:(?=(\\\\?))\\',
	QUOTE2 = '[\\W\\w])*?)\\',
	REGEX = '^(?:' + MATCH + ')|^#' + MATCH + '|^\\.' + MATCH + '|^\\[' + MATCH + '(?:([*$|~^]?=)' + QUOTE1 + '8' + QUOTE2 + '6' + ')?\\]|^\\s*[\\n\\r]+([\\t]*)\\s*|^(\\s+)|^' + QUOTE1 + '13' + QUOTE2 + '11';

	document.createElement = function (selectorUntrimmed) {
		var
		selector = selectorUntrimmed.replace(/^\s+|\s+$/),
		root = document.createDocumentFragment(),
		nest = [root, createElement.call(this, 'div')];

		for (var frag = root, node = frag.appendChild(nest[1]), index = 1, first = true, match; selector && (match = selector.match(REGEX));) {
			// tag
			if (match[1]) {
				frag.replaceChild(node = createElement.call(this, match[1]), frag.lastChild);

				if (first) nest[index] = node;
			}
			// id
			if (match[2]) node.id = match[2];
			// class
			if (match[3]) node.className += (node.className ? ' ' : '') + match[3];
			// attribute
			if (match[4]) node.setAttribute(match[4], match[7] || '');
			// nesting
			if (match[9] !== undefined) {
				index = match[9].length;

				frag = nest[index];
				node = nest[++index] = frag.appendChild(createElement.call(this, 'div'));
			}
			// child 
			if (match[10]) {
				frag = node;
				node = frag.appendChild(createElement.call(this, 'div'));

				first = false;
			}
			// text
			if (match[11]) {
				frag.replaceChild(node = document.createTextNode(match[12]), frag.lastChild);

				if (first) nest[index] = node;
			}

			selector = selector.slice(match[0].length);
		}

		return root.childNodes.length === 1 ? root.lastChild : root;
	};
})(document.createElement);