function valContact(obj)
{
   var bad = false;
   var errors = "";

   if (obj.name.value == "")
   {
	errors += "Empty Name<br>";
	bad = true;
   }
	
   if (obj.email.value == "")
   {
	errors += "Empty Email<br>";
	bad = true;
   }
   else if (!isEmail(obj.email.value))
   {
	errors += "Invalid Email<br>";
	bad = true;
   }

   if (obj.subject.options[obj.subject.selectedIndex].value == "")
   {
	errors += "Empty Subject<br>";
	bad = true;
   }

   if (obj.message.value == "")
   {
	errors += "Empty Comment<br>";
	bad = true;
   }

   if (bad)
   {
	errors = "Errors:<br>" + errors;
	document.getElementById('errors').innerHTML = errors;
	return false;
   }

   return true;
}