// #require mootools.js
window.addEvent('domready', function () {
	var target = $('transition-image');
	if (target) {
		target.alters = {};
		var links = $$('#transition ul.month-navi a');
		links.each(function (link) {
			var src = link.href;
			if (!$defined(target.alters[src])) {
				target.alters[src] = new Image;
				target.alters[src].src = src;
			}
			link.addEvent('click', function (event) {
				event = new Event(event).stop();
				target.src = target.alters[src].src;
			});
		});
	}
});