function checkIP2(sIPAddress)
{
var exp=/^(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])\.(\d{1,2}|1\d\d|2[0-4]\d|25[0-5])$/;
var reg = sIPAddress.match(exp);
var ErrMsg="你輸入的是一個非法的IP地址段!\nIP段為::xxx.xxx.xxx.xxx(xxx為0-255)!"
var Msg="你輸入的是一個合法的IP地址段!"
if(reg==null)
{
alert(ErrMsg);
}
else
{
alert(reg);
}
}
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