function toggle_enlarged_image(link) {
	src = link.firstChild.src
	thumbs = src.indexOf('/thumbs/')
	if(thumbs == -1) {
		link.firstChild.src = src.substr(0, src.lastIndexOf('/')) + '/thumbs' + src.substr(src.lastIndexOf('/'))
		link.firstChild.title = 'Click to enlarge';
		link.firstChild.width = '200';
	} else {
		link.firstChild.src = src.substr(0, thumbs) + '/' + src.substr(src.lastIndexOf('/')+1)
		link.firstChild.title = 'Click to shrink';
		link.firstChild.width = '500';
	}
	return false;
}