var go = true;
var imgLink = new Array()
//imgLink[0] = ["/resinter/bannerImages/Titanium_banner.gif","/resinter/H69/Titanium/index.html",156,80];
//imgLink[0] = ["/resinter/bannerImages/scrollImg_A.gif","http://www.tbb.com.tw/wps/wcm/connect/TBBInternet/relativeInformation/news/news04/news04gracie990609",136,80];

//展示圖主程式
function getScrollImg(){
  if (go) {
    window.setInterval("scrollImg()", 200);
    var scrollImgHTML = "";

    for (i=0; i<imgLink.length; i++){
      scrollImgHTML = scrollImgHTML + "<a href=" + imgLink[i][1] + "><img src=" + imgLink[i][0] + " border=0 width=" + imgLink[i][2] + " height=" + imgLink[i][3] + " /></a><br>";
    }
    document.getElementById("imgAd").innerHTML = scrollImgHTML;
  }
}

lastScrollY = 0;
function scrollImg(){
  var locationScrollTop = document.body.scrollTop;
  var imgTop = parseInt(document.getElementById("scrollAdImg").style.top);

  if (navigator.userAgent.match(/msie/gi)){
    var imgLeft = document.body.offsetWidth/2 + 350;
  } else {
    var imgLeft = document.body.offsetWidth/2 + 360;
  }

  if (locationScrollTop < 0){
    locationScrollTop = document.documentElement.scrollTop;
  }

  //scroll最高位置-scroll最後位置
  lc = 1*(locationScrollTop-lastScrollY);
  if (lc > 0){
    lc = Math.ceil(lc);
  } else {
    lc = Math.floor(lc);
  }

  imgTop = imgTop + lc

  //顯示位置
  document.getElementById("scrollAdImg").style.top = imgTop;
  document.getElementById("scrollAdImg").style.left = imgLeft;
  lastScrollY += lc;
}