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

var http = createRequestObject();

function getSeriesImage(si_id) {
	http.open('get', './includes/feed_image.php?si_id=' + si_id);
	http.onreadystatechange = handleSeriesImage;
	http.send(null);
}

function handleSeriesImage(){
	if (http.readyState == 4){
		var response=http.responseText;
		document.getElementById('eventcage').innerHTML=response;
	}
}
	

function getInstallationImage(i_id) {
	http.open('get', './includes/feed_image.php?i_id=' + i_id);
	http.onreadystatechange = handleSeriesImage;
	http.send(null);
}