window.addEvent('domready',function() { 
	
	if ($("herobox")){
		new HeroBox({
			project: "nulli",
			slides: $("herobox").getElements('.slide'),
			startIndex: 2, // 0 = hi, 1 = im, 2 = nulli
			slideDuration: 5000,
			transitionDuration: 750,
			transitionType: Fx.Transitions.Expo.easeInOut
		});	
	}
	
	//window.addEvent('domready',function() { new SmoothScroll({ duration: 750 },window); });
	
	if($("about-menu")){
		
		new SmoothScroll({ duration: 750, offset: { 'x': 0, 'y':-40 } },window);
				
		window.addEvent('scroll', function(){
			if(window.scrollY > 240){
				$("about-menu").setStyle("position","fixed");
				$("about-menu").setStyle("top","40px");
				$("about-menu").addClass("animate");
				$("about-menu").addClass("menu-shadow");
				$$(".back-to-top").setStyle("display","block");
				$$(".back-to-top").fade("in");
		
			} else {
				$("about-menu").setStyle("position","absolute");
				$("about-menu").setStyle("top","0px");
				$("about-menu").removeClass("menu-shadow");
				$$(".back-to-top").fade("out");
			}
		});

	}
	
	if($("nav")){
		
		var IE6 = (navigator.userAgent.toLowerCase().indexOf('msie 6') != -1)  
		&& (navigator.userAgent.toLowerCase().indexOf('msie 7') == -1);
		
		if(IE6){
			$("nav").getElements(".top-level").each(function(item,index){
				item.addEvent("mouseenter",function(evt){
					evt.stop();
					item.setStyles({
						"background-color":"#ffffff",
						"border-bottom":"1px solid #666"
					});
					if(item.hasClass("drop") == true) 
					item.getElement("ul").setStyle("display","block");
				});
				item.addEvent("mouseleave",function(evt){
					evt.stop();
					item.setStyles({
						"border-bottom": 0,
						"background-color": null
					});
					if(item.hasClass("drop") == true) 
					item.getElement("ul").setStyle("display","none");
				});
			});
		}
		
	}

});