if (QueryString('msg') != "")
	alert(QueryString('msg'));

function QueryString(key) {
	var strReturn = "";
	var strHref = window.location.href;
	if (strHref.indexOf("?") > -1) {
		var strQueryString = strHref.substr(strHref.indexOf("?"));
		var aQueryString = strQueryString.split("&");
		
		for (var iParam = 0; iParam < aQueryString.length; iParam++) {
			if (aQueryString[iParam].indexOf(key + "=") > -1) {
				var aParam = aQueryString[iParam].split("=");
				strReturn = aParam[1];
				break;
			}
		}
	}
	return decodeURI(strReturn);
}