function makeHttpRequest(url, callback_function, return_xml){  
		var http_request = false;
		if (window.XMLHttpRequest) { // Mozilla, Safari,...
			http_request = new XMLHttpRequest();
			if (http_request.overrideMimeType) {
				http_request.overrideMimeType('text/xml');
			}
		} else if (window.ActiveXObject) { // IE
			try {
				http_request = new ActiveXObject("Msxml2.XMLHTTP");
			} catch (e) {
				try {
					http_request = new ActiveXObject("Microsoft.XMLHTTP");
				} catch (e) {
				}
			}
		}
		if (!http_request) {
			alert('Unfortunately your browser doesn\'t support this feature.');
			return false;
		}
		http_request.onreadystatechange = function() {
			if (http_request.readyState == 4) {
				if (http_request.status == 200) {
					if (return_xml) {
						// this is bad. This should be JSON. But me too tired to switch it 12/7/2007
						eval(callback_function + '(http_request.responseXML )');
					} else {
						eval(callback_function + '(http_request.responseText)');
					}
				} else {
					alert('There was a problem with the request.(Code: ' + http_request.status + ')');
				}
			}
		}
		http_request.open('GET', url, true); // get request. Configure the URL, don't post vars
		http_request.send(null); // not posting nuttin
	} 

	
	function viewData(xml)
	{   
	    
		var html_content = xml.getElementsByTagName('content').item(0).firstChild.nodeValue;
		document.getElementById('divResponse').innerHTML = html_content;
		
	}
	
	function callingAjax(url)
	{
        var order=$('order').value;
		var email=$('email').value;
		var reason=$('reason').value;
		var url="../../Returns/returns.php?order="+order+"&email="+email+"&reason="+reason;
		
		makeHttpRequest(url, 'viewData', true);	
	}
	
	function printElement(elementId)
	{
		 var printContent = document.getElementById(elementId);
		 var windowUrl = 'about:blank';
		 var uniqueName = new Date();
		 var windowName = 'Print' + uniqueName.getTime();
		 var printWindow = window.open(windowUrl, windowName, 'left=50000,top=50000,width=0,height=0');
		
		 printWindow.document.write(printContent.innerHTML);
		 printWindow.document.close();
		 printWindow.focus();
		 printWindow.print();
		 printWindow.close();
	}
	
	function loadScreen() {
		document.getElementById('divResponse').innerHTML = '<span id="addressCheckLoading"><img src="/skin/frontend/shoebacca/default/images/opc-ajax-loader.gif" class="v-middle" alt=""/> &nbsp; Please Wait..... &nbsp; </span>';
	}