function Scroller(){
		 	if(document.getElementById("scrollLeftButton")){
			 var lScroll = document.getElementById("scrollLeftButton");
			 var rScroll = document.getElementById('scrollRightButton');
			 var strip = document.getElementById('strip');
			 var i=0;
			 var j=0;
			 var intLeft= null;
			 var intRight= null;
			 var speed = 10;
			 var timeout = 100;
			 var lis = document.getElementsByTagName("li");
			 var x=0;
			 for (var z=0; z < lis.length; z++){
				if (lis[z].className.indexOf("strip-li") != -1){
					x++;
				}
			 }
			 rScroll.onmouseover = function(){
					intLeft = setInterval ( function(){
						if(-x*220+660<parseInt(strip.style.left)){
							if(j==0){
								i++; strip.style.left = '-'+i*speed+'px'; 
							}else{
								j--;
								strip.style.left = j*speed+'px';	
							}
						}
					}, timeout ); 
				};
			 rScroll.onmouseout = function(){
					clearInterval ( intLeft ); 
				};
			 lScroll.onmouseover = function(){
					intRight = setInterval ( function(){
						if(strip.style.left!="0px"){
							if(i==0){
								j++; strip.style.left = j*speed+'px';
							}else{
								i--;
								strip.style.left = '-'+i*speed+'px';	
							}
						}
					}, timeout ); 
				};
			 lScroll.onmouseout = function(){
					clearInterval ( intRight ); 
				};
			}
		 }

		 window.onload = function () {Scroller();
		 };