function roll(ll, ll1, ll2,time) {
    var link_logo = document.getElementById(ll);
    var link_logo1 = document.getElementById(ll1);
    var link_logo2 = document.getElementById(ll2);
    var speed = time;
    link_logo2.innerHTML = link_logo1.innerHTML
    function Marquee2() {
        if (link_logo2.offsetTop - link_logo.scrollTop <= 0) {
            link_logo.scrollTop = 0;
        }
        else {
            link_logo.scrollTop++;
        }
    }
    var MyMar2 = setInterval(Marquee2, speed);
    link_logo.onmouseover = function () { clearInterval(MyMar2); }
    link_logo.onmouseout = function () { MyMar2 = setInterval(Marquee2, speed); }
}