function expandCollapse() {
	var divs = document.getElementsByClassName('expCol');
	for (var i=0; i<divs.length; i++) {
		var lis = divs[i].getElementsByTagName('li');
		for (var x=0; x<lis.length; x++) {
			if (lis[x].getElementsByTagName('a')) {
				lis[x].getElementsByTagName('a')[0].onclick = function () {
					this.parentNode.className == 'open'?this.parentNode.className = null:this.parentNode.className = 'open';
					this.blur();
					return false;
				}
			}
		}
	}
}

Event.observe(window, 'load', expandCollapse);