var slidingbanner = 1;
	var bannerTime=0;
	function head_slide(){
		var currbanner = slidingbanner;
		var nextbanner;
		
		if(slidingbanner < 4){
			nextbanner = currbanner+1;
			slidingbanner++;
		}else{
			nextbanner = 1;
			slidingbanner=1;
		}
		
		$('#dh'+currbanner).fadeOut(6000);
		$('#dh'+nextbanner).fadeIn(6000);	
		
		bannerTimer();
	}
	
	function bannerTimer(){
		bannerTime=setTimeout("head_slide()", 8000);
	}