//变量xoops_url代表当前网站根目录的URL，在theme.html中定义。
//下面定义的图片地址及其链接地址，由于已经应用了xoops_url，因此不必再写网站根目录地址。

//定义左联图片的所在位置及其链接目标的地址
var leftsrc = xoops_url + "/channel/couplet/left.gif";
var leftlink = xoops_url + "/modules/news/article.php?storyid=23";

//定义右联图片的所在位置及其链接目标的地址
var rightsrc =  xoops_url + "/channel/couplet/right.gif";
var rightlink = xoops_url + "/modules/news/article.php?storyid=23";

//定义“关闭”按钮图片的所在位置
var closesrc = xoops_url + "/channel/couplet/close.gif";

///////////////////////////
////  以下代码无需改动  ////
//////////////////////////

var lastScrollY=0;
function heartBeat(){ 
var diffY;
if (document.documentElement && document.documentElement.scrollTop)
 diffY = document.documentElement.scrollTop;
else if (document.body)
 diffY = document.body.scrollTop
else
 {/*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);
} 

//根据屏幕的宽度，决定图片的偏移位置
var windowWidth
if(typeof(window.innerWidth)=='number')
	windowWidth = window.innerWidth;
else if(document.documentElement&&document.documentElement.clientWidth)
	windowWidth = document.documentElement.clientWidth;
else if(document.body&&document.body.clientWidth)
	windowWidth = document.body.clientWidth;
var positionshift = (windowWidth-1024)/2+6;

suspendcode12="<div id=\"lovexin12\" style='left:" + positionshift +"px; position:absolute; top:120px; cursor:pointer;'><div onclick=javascript:window.open(\"" + leftlink + "\")><img src=\"" + leftsrc +"\" /></div><div onclick=\"document.getElementById('lovexin12').style.display = 'none'; document.getElementById('lovexin14').style.display = 'none';\" style='text-align:center;'><img src=\"" + closesrc +"\" /></div></div>"
suspendcode14="<div id=\"lovexin14\" style='right:" + positionshift +"px; position:absolute; top:120px; cursor:pointer;'><div onclick=javascript:window.open(\"" + rightlink + "\")><img src=\"" + rightsrc +"\" /></div><div onclick=\"document.getElementById('lovexin12').style.display = 'none'; document.getElementById('lovexin14').style.display = 'none';\" style='text-align:center;'><img src=\"" + closesrc +"\" /></div></div>"

document.write(suspendcode12); 
document.write(suspendcode14); 
window.setInterval("heartBeat()",1);