// JavaScript Document

function loadImage(source, layer)
{
	Element.show('spinner')
	simage = new Image();
	simage.onload = function() {
		swapImage(simage, layer);
		Element.hide('spinner')
	}
	simage.onerror = function() {
		alert('Could not load the requested image.');
		Element.hide('spinner')
	}
	simage.src = source;
}

function swapImage(simage, image_id)
{
	document.getElementById(image_id).width = simage.width;
	document.getElementById(image_id).height = simage.height;
	document.getElementById(image_id).src = simage.src;
}

function setEnlargeImage(source, title, layer)
{
	document.getElementById(layer).href = source;
	document.getElementById(layer).title = title;
}