function get(obj) {
	
	if(document.getElementById("name").value=="" || document.getElementById("phone").value=="") {
		document.getElementById('error').innerHTML = "Please supply a name and telephone number for your booking.";
		return;
	}
	
	var poststr =	"day=" + encodeURI( document.getElementById("day").value ) +
					"&month=" + encodeURI( document.getElementById("month").value ) +
					"&year=" + encodeURI( document.getElementById("year").value ) +
					"&hour=" + encodeURI( document.getElementById("hour").value ) +
					"&minutes=" + encodeURI( document.getElementById("minutes").value ) +
					"&name=" + encodeURI( document.getElementById("name").value ) +
					"&number=" + encodeURI( document.getElementById("number").value ) +
					"&phone=" + encodeURI( document.getElementById("phone").value ) +
					"&info=" + encodeURI( document.getElementById("info").value );
	
	makePOSTRequest('bookTable.php', poststr);
}

var http_request;

function makePOSTRequest(url, parameters) {
	
	http_request=GetXmlHttpObject();
	
	if (http_request==null) {
		alert ("Your browser does not support XMLHTTP!");
		return;
	}

	http_request.onreadystatechange = alertContents;
	http_request.open('POST', url, true);
	http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	http_request.setRequestHeader("Content-length", parameters.length);
	http_request.setRequestHeader("Connection", "close");
	http_request.send(parameters);
}

function GetXmlHttpObject() {
	if (window.XMLHttpRequest) {
		// code for IE7+, Firefox, Chrome, Opera, Safari
		return new XMLHttpRequest();
	}
	if (window.ActiveXObject) {
		// code for IE6, IE5
		return new ActiveXObject("Microsoft.XMLHTTP");
	}
	return null;
}

function alertContents() {
	
	if (http_request.readyState == 1) {
		document.getElementById('bookform').style.display = "none";
		document.getElementById('loading').style.display = "block";
	}

	if (http_request.readyState == 4) {
		result = http_request.responseText;
		document.getElementById('loading').style.display = "none";
		document.getElementById('bookingdone').style.display = "block";
		document.getElementById('bookingdone').innerHTML = result;    
	}
}