var Speed=1;   
     var timer;   
     var myDiv = document.getElementById("myDiv");      
     var pic2= document.getElementById("pic2");      
     pic2.innerHTML=document.getElementById("pic1").innerHTML;     
     function picMarquee(){   
         if(pic2.offsetWidth - myDiv.scrollLeft <= 0){   
             myDiv.scrollLeft = 0;   
         }else{   
             myDiv.scrollLeft++;   
         }   
     }   
     timer=setInterval(picMarquee,Speed);   
     myDiv.onmouseover=function(){   
         clearInterval(timer);   
     }   
     myDiv.onmouseout=function(){   
         timer=setInterval(picMarquee,Speed);   
     }