<!--
    var zcspeed = 50;//数字越大速度越慢
    var zctab = document.getElementById("zc");
    var zctab1 = document.getElementById("zc1");
    var zctab2 = document.getElementById("zc2");
    zctab2.innerHTML = zctab1.innerHTML;
    function zcMarquee(){
        if (zctab2.offsetHeight - zctab.scrollTop <= 1){
			zctab.scrollTop -= zctab1.offsetHeight;
        }
        else {
            zctab.scrollTop ++;
        }
    }
    var zcMyMar = setInterval(zcMarquee, zcspeed);
    zctab.onmouseover = function() { clearInterval(zcMyMar)};
    zctab.onmouseout = function() { zcMyMar = setInterval(zcMarquee, zcspeed)};
-->