var currentScrollIndex=1;
 var intervalId;
 function init(){
 	document.getElementById("scrollNews1").innerHTML=scrollNews[0];
 	document.getElementById("scrollNews2").innerHTML=scrollNews[1];
 	startInterval();
 }

 function startInterval(){
 		intervalId=window.setInterval("scroll()",interval);
 }
 
 function scroll(){
 	  var scrollNews2=document.getElementById("scrollNews2");
 	  var scrollNews1=document.getElementById("scrollNews1");
 	  var scrollDiv=document.getElementById("head-nav4");
 	  if(scrollDiv.scrollTop>=scrollNews2.offsetHeight){
 	  	window.clearInterval(intervalId);
 	  	window.setTimeout("startInterval()",timeout);
 	  	scrollNews1.innerHTML=scrollNews2.innerHTML;
 	  	scrollDiv.scrollTop=0;
 	  	currentScrollIndex++;
 	  	if(currentScrollIndex==scrollNews.length)
 	  		currentScrollIndex=0;
 	  	scrollNews2.innerHTML=scrollNews[currentScrollIndex];
 	  }
 	  else{
 	  	scrollDiv.scrollTop++;
		}
 }
 
 init();