var rollspeed=30
var myInter;
function MarqueeV(){
    var ooRollV=document.getElementById("oRollV");
    var ooRollV1=document.getElementById("oRollV1");
    var ooRollV2=document.getElementById("oRollV2");
    if(ooRollV2.offsetTop-ooRollV.scrollTop<=0) {
        ooRollV.scrollTop-=ooRollV1.offsetHeight;
    }
    else{
        ooRollV.scrollTop++;
    }
}
function StartRollV() {
    var ooRollV=document.getElementById("oRollV");
    var ooRollV1=document.getElementById("oRollV1");
    var ooRollV2=document.getElementById("oRollV2");
    if (ooRollV) {
        if (parseInt(ooRollV.style.height)>=ooRollV2.offsetTop) {
            ooRollV.style.height = ooRollV2.offsetTop;
            return;
        }
        ooRollV2.innerHTML=ooRollV1.innerHTML;
        myInter=setInterval(MarqueeV,rollspeed);
        ooRollV.onmouseover=function() {
            clearInterval(myInter)};
        ooRollV.onmouseout=function() {
            myInter=setInterval(MarqueeV,rollspeed)};
    }
}
function MarqueeH(){
    var ooRollH=document.getElementById("oRollH");
    var ooRollH1=document.getElementById("oRollH1");
    var ooRollH2=document.getElementById("oRollH2");
    if(ooRollH2.offsetLeft-ooRollH.scrollLeft<=0) {
        ooRollH.scrollLeft-=ooRollH1.offsetWidth;
    }
    else{
        ooRollH.scrollLeft++;
    }
}
function StartRollH() {
    var ooRollH=document.getElementById("oRollH");
    var ooRollH1=document.getElementById("oRollH1");
    var ooRollH2=document.getElementById("oRollH2");
    if (ooRollH) {
        if (parseInt(ooRollH.style.width)>=ooRollH2.offsetLeft) {
            oRollH.style.width = oRollH2.offsetLeft;
            return;
        }
        ooRollH2.innerHTML=ooRollH1.innerHTML;
        myInter=setInterval(MarqueeH,rollspeed);
        ooRollH.onmouseover=function() {
            clearInterval(myInter)};
        ooRollH.onmouseout=function() {
            myInter=setInterval(MarqueeH,rollspeed)};
    }
}
/*
µ÷ÓÃʾÀý£º
<div id="oRollV" style="overflow: hidden; height: 200px; margin: 5px;">
  <div id="oRollV1">ÄÚÈÝ</div>
  <div id="oRollV2"></div>
</div>
<script type="text/javascript">window.setTimeout("StartRollV();StartRollH();",1500);</script>
*/