function enlargeimage(source) {
	document.getElementById("enlargeimagecontainer").style.top = document.body.scrollTop
	document.getElementById("enlargeimagecontainer").style.display = "";
	document.getElementById("enlargeimagedisplay").style.top = document.body.scrollTop
	document.getElementById("enlargeimagedisplay").style.display = "";
	if (source == null) {
		document.getElementById("enlargedimage").src = document.getElementById("ImageSource").value;
	}
	else {
		document.getElementById("enlargedimage").src = source;
	}
	document.getElementById("enlargedimage").style.display = "";
	window.onscroll = restoreimage
}
function restoreimage() {
	window.onscroll = null
	document.getElementById("enlargeimagecontainer").style.display = "none";
	document.getElementById("enlargeimagedisplay").style.display = "none";
	document.getElementById("enlargedimage").src = '/images/loadingbar.gif';
}