function createObject(){

	var request_object;
	var browser = navigator.appName;
	
	if (browser == "Microsoft Internet Explorer"){
		request_object = new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		request_object = new XMLHttpRequest();
	}
	
	return request_object;

}

function hideFeature(){
	document.getElementById('view-image').style.display = "none";
	document.getElementById('feature-loading').style.display = "block";
	document.getElementById('feature-code').innerHTML = "";
	
	return false;
}

function showFeature(id){
	// display loading screen
	document.getElementById('view-image').style.display = "block";
	
	// create an object
	req = createObject();
	
	// send the request
	req.onreadystatechange = function(){ showFeatureComplete() };
	req.open("GET", "/gallery.asp?id=" + id, true);
	req.send(null);
	
	return false;
}

function showFeatureComplete(){

	if (req.readyState == 4){
	
		document.getElementById('feature-loading').style.display = 'none';
		
		var result = req.responseText;
		
		document.getElementById('feature-code').innerHTML = result;
	
	}

}