function thisForm_Validator(frm)
{
    var result=true;
    if (frm.email)
    { 
        if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(frm.email.value)) result=true;
        else result=false;
    }
    
    if (result==false)
    {
        alert("Invalid E-mail Address! Please re-enter.")
        return (false)	
    }
	return true;
}