window.addEvent('domready', function() {
	var foldables = $$('.video-sublinks');
	var foldable_toggles = $$('.toggle-foldable');
	
	$$('.foldable').each(function(el, key){
		var vertSlide = new Fx.Slide(foldables[key]);
		foldable_toggles[key].src = 'templates/images/plus-minus_plus.gif';
		vertSlide.hide();
		
		foldable_toggles[key].addEvent('click', function(e){
			e.stop();
			if (vertSlide.open) {
				foldable_toggles[key].src = 'templates/images/plus-minus_plus.gif';
			} else {
				foldable_toggles[key].src = 'templates/images/plus-minus_minus.gif';
			}
			vertSlide.toggle();
		});
	});
});