// JavaScript Document

	var initLeftNav = function() {
		if($('leftnav_top')) {
			var nodes = $A($('leftnav_top').getElementsByTagName('li'));
			nodes.each( function(node) {
				Event.observe(node, 'mouseover', function() { Element.addClassName(node, 'hover'); });
				Event.observe(node, 'mouseout', function() { Element.removeClassName(node, 'hover'); });				
			});
		}
	}
	
	Event.observe(window, 'load', initLeftNav);