var Utils = {
isUrl : function(str_url) {
var strRegex = "^((https|http|ftp|rtsp|mms)://)?[a-z0⑼A-Z]{3}.[a-z0⑼A-Z][a-z0⑼A-Z]{0,61}?[a-z0⑼A-Z].com|net|cn|cc (:s[0⑼]{1⑷})?/$";
var re = new RegExp(strRegex);
//re.test()
if (re.test(str_url)) {
return true;
} else {
return false;
}
}
};