function initToggle() {
	$$('ul.categorias-b > li > a').each ( 
		function(elem) {
			Event.observe(elem, 'click', 
				function(event) {
					var elUL = Event.element(event).next('ul');
					elUL.style.display = (elUL.style.display == 'block') ? 'none' : 'block';
				}
			);
		}
	);
	
	var n = 1;
	
	$$('ul.categorias-b > li > ul > li').each ( 
		function(elem) {
			if (n % 2 == 0)
				elem.addClassName("odd");
			n++;
		}
	);
	
}


function fixBreadCrumbs() {
	var bcList = $$('#breadcrumbs li');
	bcList[bcList.length - 1].addClassName('ultim');
}

Event.observe(window, 'load', function() {
		if ($('breadcrumbs'))
			fixBreadCrumbs();
		}
);