function submitIt(){
	//change field colour if no value present	
	if (document.enquiry.CustomerName.value==""){
		document.enquiry.CustomerName.style.background = '#E4A8A5';
		document.enquiry.CustomerName.style.border = '1px solid #BE2B24';
		return false;}
		
	if (document.enquiry.CustomerEmail.value==""){ 
		document.enquiry.CustomerEmail.style.background = '#E4A8A5';
		document.enquiry.CustomerEmail.style.border = '1px solid #BE2B24';
                    return false; 
         }
		else {var x = document.enquiry.CustomerEmail.value;
		var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if (!filter.test(x)){
		alert('Invalid email address!');
		document.enquiry.CustomerEmail.focus();
		return false; 
		}
		}

return true;}

function EnsureValue(field){
	//change field colour if no value present
	if (field.value==""){
		field.style.background = '#E4A8A5';
		field.style.border = '1px solid #BE2B24';
		return false;}
	else{
		field.style.background = '#FFF';
		field.style.border = '1px solid #7F9BB9';}
	
return true;}