function chkRequired(form){

if (form.NAME.value == "")
{
	alert("A name is required");
	form.NAME.focus();
	return false;	
}

if (form.COMMENTS.value == "")
{
	alert("An comment is required");
	form.COMMENTS.focus();
	return false;	
}

if (form.EMAIL.value == "")
{
	alert("An e-mail is required");
	form.EMAIL.focus();
	return false;	
}

return true;
}