function OldchangeContent(filename) {
	newHttpReq = zXmlHttp.createRequest();
	newHttpReq.open("get", filename, false);
	newHttpReq.onreadystatechange = function() {
		if (newHttpReq.readyState == 4) {
			//alert(oXmlHttp.statusText);
			newHTML = (newHttpReq.status == 200) ? newHttpReq.responseText : "Ajax Error";
			}
		}
	newHttpReq.send(null);
	
	document.getElementById("content").innerHTML = newHTML;
}

function changeContent(filename) {

	request = new Ajax.Request(filename,
		{method: 'get',
		onComplete: function(transport) {
					var response = transport.responseText || "Under Construction";
					document.getElementById("content").innerHTML = response;
					},
		onFailure: function(){$("content").innerHTML = "<p>Under Consruction</p>"}
		});
	
	
}