var req;
function makeRequest(pageUrl, divElementId, loadinglMessage, pageErrorMessage) {
	if(loadinglMessage) {
		document.getElementById(divElementId).innerHTML = loadinglMessage;
	}
	try {
		req = new XMLHttpRequest(); /* e.g. Firefox */
	} catch(e) {
		try {
			req = new ActiveXObject("Msxml2.XMLHTTP");  /* some versions IE */
		} catch (e) {
			try {
				req = new ActiveXObject("Microsoft.XMLHTTP");  /* some versions IE */
			} catch (E) {
				req = false;
			} 
		} 
	}
	req.onreadystatechange = function() {responsefromServer(divElementId, pageErrorMessage);};
	req.open("GET",pageUrl,true);
	req.send(null);
}

function responsefromServer(divElementId, pageErrorMessage) {
	var output = '';
	if(req.readyState == 4) {
		if(req.status == 200) {
			output = req.responseText;
			document.getElementById(divElementId).innerHTML = output; // not using parseScript(output)
		} else {
			document.getElementById(divElementId).innerHTML = pageErrorMessage+"\n"+output;
		}
	}
}

function parseScript(_source) {
	var source = _source;
	var scripts = new Array();

	// Strip out tags
	while(source.indexOf("<script") > -1 || source.indexOf("</script") > -1) {
		var s = source.indexOf("<script");
		var s_e = source.indexOf(">", s);
		var e = source.indexOf("</script", s);
		var e_e = source.indexOf(">", e);

		// Add to scripts array
		scripts.push(source.substring(s_e+1, e));
		// Strip from source
		source = source.substring(0, s) + source.substring(e_e+1);
	}

	// Loop through every script collected and eval it
	for(var i=0; i<scripts.length; i++) {
		try {
			eval(scripts[i]);
		}
		catch(ex) {
			// do what you want here when a script fails
		}
	}
	// Return the cleaned source
	return source;

}