function submit_enquiry() {
	//enquiryRequest = createRequest();
	var name  = document.getElementById("name").value;
	var phone  = document.getElementById("phone").value;
	var email  = document.getElementById("email").value;
	var enquiry  = document.getElementById("enquiry_text").value;
	var url = "enquiry.php";
	document.getElementById("ajax-loader").style.visibility="visible";
	
	document.getElementById("phone").disabled=true;
	document.getElementById("name").disabled=true;
	document.getElementById("submit_enquiry").disabled=true;
	document.getElementById("email").disabled=true;
	document.getElementById("enquiry").disabled=true;
	//alert(name + phone + email + enquiry);
	enquiryRequest.open("POST", url, true);
	enquiryRequest.onreadystatechange = updateEnquiryPanel;
	enquiryRequest.setRequestHeader("Content-Type",
							 "application/x-www-form-urlencoded");
	enquiryRequest.send("name=" + escape(name) + "&phone=" + escape(phone) + "&email=" + escape(email) + "&enquiry=" + escape(enquiry));
	
	
}




function updateEnquiryPanel(){
	if (enquiryRequest.readyState == 4) {
		
		if (enquiryRequest.status == 200) {

			var overlay = document.getElementById("enquiry_received");
			overlay.style.display = 'block';
			var overlay = document.getElementById("enquiry");
			overlay.style.display = 'none';
			enquiryRequest = createRequest();

			
		}
	}
}