function validate()
    {
        formObj = document.contact;
        if ((formObj.contactName.value == "") ||
			(formObj.email.value == "") ||
			(formObj.phone.value == ""))
        {
            alert("You are not filled in all required fields.");
            return false;
        } else   if (validate_email(formObj.email.value,"Not a valid e-mail address!")==false)
    {return false;}
        else {
          
            return true;
        }
    }

function validate_email(value,alerttxt)
{
 apos=value.indexOf("@");
  dotpos=value.lastIndexOf(".");
  if (apos<1||dotpos-apos<2)
    {alert(alerttxt);return false;}
  else {return true;}
}