function validateForm(oForm) 
{
	for (i=0; i<oForm.elements.length; i++)
	{ 
		var bShowAlert = false;
		var sItems = "The following required fields must be filled: \r\n";
		
		if (oForm.elements[i].getAttribute('required') && oForm.elements[i].value.length == 0)
		{ 
			sItems += oForm.elements[i].getAttribute('name') + "\r\n";
			bShowAlert = true;
		}
		if (bShowAlert)
		{
			alert(sItems);
			return false;
		}
	} 
	return true;
}