js实现耳朵广告

<script language="javascript"> //左边 <%   for(int j=0;j<list.size();j++){    AdvertiseModel model = (AdvertiseModel)list.get(j);   if("6".equals(model.getAdSeat())){    %>var left_img = "<DIV id=\"lovexin12\" style='left:22px;POSITION:absolute;TOP:69px;'><a href='http://<%=model.getAdUrl()%>' target='newForm'><img border=0 src='<%=basePath %>uploadPackage/<%=model.getImgUrl() %>' width='97' height='320'></a><br><img border=0 src=images/close.gif onClick='closeBanner();'></div>";<%}}%> //右边<%   for(int j=0;j<list.size();j++){    AdvertiseModel model = (AdvertiseModel)list.get(j);   if("7".equals(model.getAdSeat())){   %>var right_img="<DIV id=\"lovexin14\" style='right:22px;POSITION:absolute;TOP:69px;'><a href='http://<%=model.getAdUrl()%>' target='newForm'><img border=0 src='<%=basePath %>uploadPackage/<%=model.getImgUrl() %>' width='97' height='320'></a><br><img border=0 src=images/close.gif onClick='closeBanner();'></div>"<%}}%>lastScrollY=0;function closeBanner(){document.getElementById("lovexin12").style.display= 'none';    document.getElementById("lovexin14").style.display= 'none';}function heartBeat(){var diffY;if (document.documentElement && document.documentElement.scrollTop)diffY = document.documentElement.scrollTop;else if (document.body)diffY = document.body.scrollTopelse{/*Netscape stuff*/}//alert(diffY);percent=.1*(diffY-lastScrollY);if(percent>0)percent=Math.ceil(percent);else percent=Math.floor(percent);document.getElementById("lovexin12").style.top=parseInt(document.getElementById("lovexin12").style.top)+percent+"px";document.getElementById("lovexin14").style.top=parseInt(document.getElementById("lovexin12").style.top)+percent+"px";lastScrollY=lastScrollY+percent;//alert(lastScrollY);}document.write(left_img);document.write(right_img);window.setInterval("heartBeat()",1);</script>

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