function CheckUrl(str_url){
var strRegex = "^((https|http|ftp|rtsp|mms)?://)"
"?(([0-9a-z_!~*'().&= $%-] : )?[0-9a-z_!~*'().&= $%-] @)?" //ftp的user@
"(([0-9]{1,3}\.){3}[0-9]{1,3}" // IP形式的URL- 199.194.52.184
"|" // 允许IP和DOMAIN（域名）
"([0-9a-z_!~*'()-] \.)*" // 域名- www.
"([0-9a-z][0-9a-z-]{0,61})?[0-9a-z]\." // 二级域名
"[a-z]{2,6})" // first level domain- .com or .museum
"(:[0-9]{1,4})?" // 端口- :80
"((/?)|" // a slash isn't required if there is no file name
"(/[0-9a-z_!~*'().;?:@&= $,%#-] ) /?)$";
var re=new RegExp(strRegex);
//re.test()
if (re.test(str_url)){
return (true);
}else{
return (false);
}
}
//javascript/6958