util.js

(function (window) {
	'use strict';

	window.buildString = "21003";

	// based on https://github.com/medialize/URI.js/blob/gh-pages/src/URI.js
	window.uri_query = memoize(function () {
		var q, href = location.href + '',
			qi = href.indexOf('?'),
			hi = href.indexOf('#');

		q = hi >= 0 ? href.substring(0, hi) : href;
		q = qi >= 0 ? href.substring(qi) : '';

		// clean out leading question, trim amps, and consecutive amps
		return q.replace(/&+/g, '&').replace(/^\?*&*|&+$/g, '')
			.split('&').reduce(function (items, param) {
				var name, value,
					v = param.split('=', 2);
				name = decodeURIComponent(v.shift());
				value = v[0] ? decodeURIComponent(v.shift()) : true;
				items[name] = value;
				return items;
			}, {});
	});

	function memoize(func) {
		var memoized = function (value) {
			var cache = memoized._cache;
			return cache[value] || (cache[value] = func(value));
		};
		memoized._cache = {};
		return memoized;
	};

}(window));