function SendDetails(formobj) {
	if (formobj.name.value==null || formobj.name.value=="")
		{	alert("You have not filled in your name");
			formobj.name.focus();
			return false;
		}
	if (formobj.email.value==null || formobj.email.value=="")
		{	alert("You have not filled in your email");
			formobj.email.focus();
			return false;
		}
	if (formobj.enquiry_type.value==null || formobj.enquiry_type.value=="")
		{	alert("You have not filled in your Enquiry Type");
			formobj.enquiry_type.focus();
			return false;
		}
	if (formobj.message.value==null || formobj.message.value=="")
		{	alert("You have not filled in your message");
			formobj.message.focus();
			return false;
		}
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = formobj.email.value;
	if(reg.test(address) == false) {
		alert('You have entered an invalid email address');
		formobj.email.focus();
		return false;
	}
	var postvars = post_form(formobj);
	send(postvars);
	}

function send(vars) {
	var xmlhttp;
	var url;
	var auth;
	if (window.XMLHttpRequest) {
	  // code for IE7+, Firefox, Chrome, Opera, Safari
	  xmlhttp=new XMLHttpRequest(); }
	else if (window.ActiveXObject) {
	  // code for IE6, IE5
	  xmlhttp=new ActiveXObject("Microsoft.XMLHTTP"); }
	else {
	  alert("Your browser does not support XMLHTTP!"); }

	xmlhttp.onreadystatechange=function() {
		if(xmlhttp.readyState==4) {
			location.href = "/thankyou.html";
			}
	}
	xmlhttp.open("GET","http://www.mbeglazing.com/EmailEnquiry.asp?"+vars,true);
	xmlhttp.send(null);
}

function post_form(obj) {
	var poststr;
	var valid;
	poststr = "";
	var i=0;
	var x=0;
	var end=obj.elements.length;
	for (i=0;i<end;i++) {
		<!-- All Select Mutiple Boxes -->
		if (obj.elements[i].type == "select-multiple") {
		for (var x=0; x < obj.elements[i].options.length; x++) {
			if (obj.elements[i].options[x].selected) {
				poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].options[x].value) + "&"; }
		}}
		<!-- All Select One Boxes -->
		if (obj.elements[i].type == "select-one") {
		for (var x=0; x < obj.elements[i].options.length; x++) {
			if (obj.elements[i].options[x].selected) {
				poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].options[x].value) + "&"; }
		}}
		<!-- All Radio Buttons -->
		if (obj.elements[i].type == "radio") {
		if(obj.elements[i].checked) {
			poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].value) + "&";
		}}
		<!-- All Checkboxes -->
		if (obj.elements[i].type == "checkbox") {
		if(obj.elements[i].checked) {
			poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].value) + "&";
		}}
		<!-- All textboxes -->
		if (obj.elements[i].type == "text") {
			poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].value) + "&";
		}
		<!-- All hidden variables -->
		if (obj.elements[i].type == "hidden") {
			valid = true;
			if (obj.elements[i].name == "__VIEWSTATE") { valid = false; }
			if (obj.elements[i].name == "__EVENTVALIDATION") { valid = false; }
			if (valid == true) {
				poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].value) + "&";
			}
		}
		<!-- All textareas -->
		if (obj.elements[i].type == "textarea") {
			poststr += obj.elements[i].name + "=" + encodeURIComponent(obj.elements[i].value) + "&";
		}
	}
	return poststr;
}