function validator(loginfrm)
{
    
		if (document.loginfrm.userid.value=="")
  {
    alert("Please enter your Username.");
    document.loginfrm.userid.focus();
    return (false);
  }
		if (document.loginfrm.password.value=="")
  {
    alert("Please enter your Password.");
    document.loginfrm.password.focus();
    return (false);
  }
		return true;
}