showimage	= new Array();
window.google_analytics_uacct = "UA-12443583-2";

function show_image(object, url) {
	if(typeof(showimage[url]) == "undefined") {
		for(var i in showimage) {
			showimage[i][0].src	= showimage[i][1];
			delete(showimage[i]);
		}	
		showimage[url]	= new Array(object, object.src);
		object.src	= url;
	} else {
		object.src	= showimage[url][1];
		delete(showimage[url]);
	}
}