window.addEvent('domready', function() {
	$$('div.catetop-linkbox').each(function (linkbox) {
		linkbox.addEvent('mouseenter', function(event) {
			linkbox.addClass('hover');
		});
		linkbox.addEvent('mouseleave', function(event) {
			linkbox.removeClass('hover');
		});
		linkbox.addEvent('click', function(event) {
			event = new Event(event);
			var link = linkbox.getElement('a');
			if (link) {
				event.stop();
				if (link.onclick) {
					link.onclick(event);
				} else if (link.target) {
					window.open(link.href, link.target);
				} else {
					window.location.href = link.href;
				}
			}
		});
		linkbox.setStyle('cursor', 'pointer');
	});
});