<!--
   function checkID()
   {
      if (document.form.username.value == "")
      {
         alert("Please enter a value for the 'username' field");
         document.form.username.focus();
         return false;
      }
      if (document.form.password.value == "")
      {
         alert("Please enter a value for the 'password' field");
         document.form.password.focus();
         return false;
      }
	}	      
//-->