function shownav(){
	$$('div.navItemFrame').each(function(el){
		var navitem = el.getElement('.navItem');
		var navitemlist = el.getElement('.navItemList');
		var navitemlistitem = el.getElements('li');
		navitemlistitem.getLast('li').setStyle('border','0');

		if(window.ie6){
			var nilsize = navitemlist.getCoordinates();
			var naviframe = new Element('iframe',{
				'styles' : {
					'position' : 'absolute',
					'top' : '28px',
					'left' : '0',	
					'width' : nilsize.width,
					'height' : nilsize.height,
					'background' : 'transparent',
					'display' : 'none'
				},
				'frameborder' : 'no'		
			});
			naviframe.setOpacity(0.01);
			navitem.appendChild(naviframe);
		}

		navitem.addEvents({
			'mouseover':function(){
				navitem.addClass('navItemH');
				navitemlist.setStyle('visibility', 'visible');
				if(window.ie6){
					naviframe.setStyle('display', 'block');
				};
			},
			'mouseout':function(){
				navitem.removeClass('navItemH');
				navitemlist.setStyle('visibility', 'hidden');
				if(window.ie6){
					naviframe.setStyle('display', 'none');
				};
			}
		});
		navitemlist.addEvents({
			'mouseover':function(){
				navitem.addClass('navItemH');
				navitemlist.setStyle('visibility', 'visible');
				if(window.ie6){
					naviframe.setStyle('display', 'block');
				};
			},
			'mouseout':function(){
				navitem.removeClass('navItemH');
				navitemlist.setStyle('visibility', 'hidden');
				if(window.ie6){
					naviframe.setStyle('display', 'none');
				};
			}
		});
		navitemlistitem.addEvents({
			'mouseover':function(){
				this.addClass('navItemListH');
			},
			'mouseout':function(){
				this.removeClass('navItemListH');
			},
			'click':function(e){
				e = new Event(e).stop();
				if(this.getElement('a')!==null){
					window.open(this.getElement('a').getProperty('href'),'_blank');
				};
			}
		});
	});
};