var speed=50
                      link_logo2.innerHTML=link_logo1.innerHTML
                        function Marquee2(){
                      if(link_logo2.offsetTop-link_logo.scrollTop<=0)
                         link_logo.scrollTop-=link_logo1.offsetHeight
                       else{
                        link_logo.scrollTop++
                       }
                          }
                         var MyMar2=setInterval(Marquee2,speed)
                        link_logo.onmouseover=function() {clearInterval(MyMar2)}
                       link_logo.onmouseout=function() {MyMar2=setInterval(Marquee2,speed)}