// JavaScript Document
function CheckContactForm(){
			
		if (document.frmContactForm.txtcontactname.value == ''){
			alert("Please enter your name.");
			document.frmContactForm.txtcontactname.focus();
			return false;
		}		
		if (document.frmContactForm.txtcontactemail.value == ''){
			alert("Please enter your email address.");
			document.frmContactForm.txtcontactemail.focus();
			return false;
		}		
		if (document.frmContactForm.txtcontactemail.value != ''){
			var str=document.frmContactForm.txtcontactemail.value
			var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
			if (!(filter.test(str))){
				alert("Please provide a valid email address.")
				document.frmContactForm.txtcontactemail.focus();
				return false;
			}
		}
		if (document.frmContactForm.txtcontactmsg.value == ''){
			alert("Please enter your message.");
			document.frmContactForm.txtcontactmsg.focus();
			return false;
		}
		return true;
	}