function formchk()
{
	if(document.enq.name.value=="")
		{
		alert("Please tell us your name.");
		document.enq.name.focus();
		return false
		}

	if(document.enq.email.value=="")
		{
		alert("Please tell us your email address.");
		document.enq.email.focus();
		return false
		}

	if(document.enq.tel.value=="")
		{
		alert("Please tell us your telephone number.");
		document.enq.tel.focus();
		return false
		}
		
return true
}