function getToken() {
    var token = "";
    try{
    	var url = window.location.href.toLowerCase();
    	var index = url.indexOf("token");
    	if(index < 0) return "";

    	var subString = url.substring(index, url.length);
    	var andIndex = subString.indexOf("&");
    	if(andIndex < 0) return subString.substring("token=".length, subString.length);
 
    	var subString2 = subString.substring("token=".length, andIndex); 
    	return subString2;

    }catch(e) { 
        return "";
    }
    return token;
}