function getNextBanner(){
		if(currBanner == totalBanners){
			currBanner = 1;
		}else{
			currBanner++;
		}
		return currBanner;		
	}
	
	function rollBanner(){
		Effect.toggle('banner_'+currBanner,'appear');
		Effect.toggle('banner_'+getNextBanner(),'appear');	
		setTimeout("rollBanner();",5000);
	}
	
	
	function getNextNews(){
		if(currNews == totalNews){
			currNews = 1;
		}else{
			currNews++;
		}
		return currNews;		
	}
	
	
	function rollNews(){
		Effect.toggle('news_'+currNews,'appear');
		Effect.toggle('news_'+getNextNews(),'appear');	
		setTimeout("rollNews();",5000);
	}
	
	function toggleNews(){
		document.getElementById('news_'+currNews).style.display = "none";
		document.getElementById('news_'+getNextNews()).style.display = "block";
		
	}
	
	function rollNewsAgain(){
		Effect.toggle('news_cover','appear',{duration:0.4},{queue:'front'},{ onComplete: new Effect.Fade('news_cover',{delay:0.3})});
		setTimeout("toggleNews();",500);
		setTimeout("rollNewsAgain();",5000);
	}

	function openUrl(url,target){
		if(target == "external"){
			window.open(url, '_blank');
		}else{
			window.location.href = url;
		}
	}