 > -1)) {
					rtn = rtn.slice(0, rtn.indexOf("index"));
				}
				if (rtn[rtn.length - 1] != "/") {
					rtn += "/";
				}
				return rtn;
			};


			function loadProd(u) {
				if (!env.prod.success) {
					var xhr = new XMLHttpRequest();
					xhr.onreadystatechange = function() {
						if (this.readyState == 4 && this.status == 200) {
							var j = JSON.parse(this.responseText);
							env.prod.json = j;
							env.prod.verName = "MTR" + j.mtrVer
							env.prod.verInfo = "{ " + env.pro