function CheckRequiredFields() {
			if(!document.mailform.whichoffice[0].checked && !document.mailform.whichoffice[1].checked && !document.mailform.whichoffice[2].checked && !document.mailform.whichoffice[3].checked){
				pass = "no";
				alert('Please select an office.');
			} else {
		        document.mailform.submit();
		    }
		}