//对联滚动
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("lovexin1").style.top=parseInt(document.getElementById("lovexin1").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin2").style.top=parseInt(document.getElementById("lovexin2").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin3").style.top=parseInt(document.getElementById("lovexin3").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin4").style.top=parseInt(document.getElementById("lovexin4").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin5").style.top=parseInt(document.getElementById("lovexin5").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin6").style.top=parseInt(document.getElementById("lovexin6").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin7").style.top=parseInt(document.getElementById("lovexin7").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin8").style.top=parseInt(document.getElementById("lovexin8").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin9").style.top=parseInt(document.getElementById("lovexin9").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin10").style.top=parseInt(document.getElementById("lovexin10").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin11").style.top=parseInt(document.getElementById("lovexin11").style.top)+percent+"px"; -->
<!-- document.getElementById("lovexin12").style.top=parseInt(document.getElementById("lovexin12").style.top)+percent+"px" -->
//新增范本：document.getElementById("层id").style.top=parseInt(document.getElementById("层id").style.top)+percent+"px";
lastScrollY=lastScrollY+percent;
//alert(lastScrollY);
}
j1="<DIV id=lovexin1 style='Z-INDEX: 10; left: 0px; POSITION: fixed; TOP: 100px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 13px; position: absolute;right: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/jinggeng/' title='湖北精耕生物工程有限公司' target='_blank'><img src='https://img.qxw18.com/pic/a2017/jinggeng10080.gif' style=' width:100px; height:80px;'   width='100' height='80'  border='0'></a></div></DIV>"
j2="<DIV id=lovexin2 style='Z-INDEX: 10; left: 0px; POSITION: fixed; TOP: 190px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 13px; position: absolute;right: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/guochuang/' target='_blank'><img title='吉林省邦孚医疗器械有限公司' src='https://img.qxw18.com/pic/a2024/guochuang10080.gif' style=' width:100px; height:80px;'  width='100' height='80'  border='0'></a></div></DIV>"
j3="<DIV id=lovexin3 style='Z-INDEX: 10; left: 0px; POSITION: fixed; TOP: 280px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 13px; position: absolute;right: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/yousheng/' target='_blank' title='天津市佑昇医药科技有限公司' rel='nofollow'><img width='100' height='80' src='https://img.qxw18.com/pic/a2017/yousheng10080.jpg' style=' width:100px; height:80px;'   border='0'></a></div></DIV>"
j4="<DIV id=lovexin4 style='Z-INDEX: 10; left: 0px; POSITION: fixed; TOP: 370px; width: 100px; height: 114px;'><div style='height:114px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 13px; position: absolute;right: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='#' target='_blank'><img title='' src='https://img.qxw18.com/pic/a2017/xcxewm100100.jpg' style=' width:100px; height:114px;' width='100' height='114' border='0'></a></div></DIV>"
j5="<DIV id=lovexin5></DIV>"
j6="<DIV id=lovexin6></DIV>"
j7="<DIV id=lovexin7 style='Z-INDEX: 10; right: 0px; POSITION: fixed; TOP: 100px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 3px;; position: absolute;left: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) -21px 0px no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/bjdq/' target='_blank'><img title='天津中津生物发展有限公司'  width='100' height='80' src='https://img.qxw18.com/pic/a2020/kejian10080.gif' style=' width:100px; height:80px;'  border='0'></a></div></DIV>"
j8="<DIV id=lovexin8 style='Z-INDEX: 10; right: 0px; POSITION: fixed; TOP: 190px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 3px;; position: absolute;left: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) -21px 0px no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/yupintang/' target='_blank'><img title='河南乐邦医疗器械有限公司' src='https://img.qxw18.com/pic/a2017/lebang10080.gif' style=' width:100px; height:80px;'  width='100' height='80'  border='0'></a></div></DIV>"
j9="<DIV id=lovexin9 style='Z-INDEX: 10; right: 0px; POSITION: fixed; TOP: 280px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 3px;; position: absolute;left: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) -21px 0px no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/grlf/' title='北京格润来福医药科技有限公司' target='_blank'><img src='https://img.qxw18.com/pic/a2024/grlf10080.gif' width='100' height='80' style=' width:100px; height:80px;'  border='0'></a></div></DIV>"
j10="<DIV id=lovexin10 style='Z-INDEX: 10; right: 0px; POSITION: fixed; TOP: 370px; width: 100px; height: 80px;'><div style='height:80px;margin-bottom:20px; position:relative; cursor:pointer;'><span style=' width: 21px; height:21px; color:#fff; font-size:12px;text-indent: 3px;; position: absolute;left: -1px;top: -1px;background:url(/skin/qxw_new/images/gb_icon.gif) -21px 0px no-repeat;cursor:pointer;' onclick='this.parentNode.style.display=\"none\"'>X</span><a href='https://www.qxw18.com/vip/yaoshengtang/' target='_blank'><img title='江西药圣堂实业有限公司' src='https://img.qxw18.com/pic/a2020/yst100160.gif' style=' width:100px; height:114px;' width='100' height='114' border='0'></a></div></DIV>"
j11="<DIV id=lovexin11></DIV>"
j12="<DIV id=lovexin12></DIV>"

//新增范本：jn（注：n是数字，不可与上面重复）="<DIV id=层id style='Z-INDEX: 10; right: 0px; POSITION: absolute; TOP: 400px; width: 100; height: 300px;'><img src='image/close.gif' onClick='javascript:window.hide1()' width='100' height='14' border='0' vspace='3' alt=''><br/><a href='http://www.lanrentuku.com/' target='_blank'><img src='image/ad_100x300.jpg' width='100' height='300' border='0'></a></DIV>"
document.write(j1);
document.write(j2);
document.write(j3);
document.write(j4);
document.write(j5);
document.write(j6);
document.write(j7);
document.write(j8);
document.write(j9);
document.write(j10);
document.write(j11);
document.write(j12);
//新增范本：document.write(jn);（注：n是数字，不可与上面重复）
window.setInterval("heartBeat()",1);

/**
* JavaScript脚本实现回到页面顶部示例
* @param acceleration 速度
* @param stime 时间间隔 (毫秒)
**/
function gotoTop(acceleration,stime) {
   acceleration = acceleration || 0.1;
   stime = stime || 10;
   var x1 = 0;
   var y1 = 0;
   var x2 = 0;
   var y2 = 0;
   var x3 = 0;
   var y3 = 0; 
   if (document.documentElement) {
       x1 = document.documentElement.scrollLeft || 0;
       y1 = document.documentElement.scrollTop || 0;
   }
   if (document.body) {
       x2 = document.body.scrollLeft || 0;
       y2 = document.body.scrollTop || 0;
   }
   var x3 = window.scrollX || 0;
   var y3 = window.scrollY || 0;
 
   // 滚动条到页面顶部的水平距离
   var x = Math.max(x1, Math.max(x2, x3));
   // 滚动条到页面顶部的垂直距离
   var y = Math.max(y1, Math.max(y2, y3));
 
   // 滚动距离 = 目前距离 / 速度, 因为距离原来越小, 速度是大于 1 的数, 所以滚动距离会越来越小
   var speeding = 1 + acceleration;
   window.scrollTo(Math.floor(x / speeding), Math.floor(y / speeding));
 
   // 如果距离不为零, 继续调用函数
   if(x > 0 || y > 0) {
       var run = "gotoTop(" + acceleration + ", " + stime + ")";
       window.setTimeout(run, stime);
   }
   
};

//返回头部的3个图标的hover
$(".ddceng1").hover(function(){
	$(this).addClass("ddceng0");
},function(){
	$(this).removeClass("ddceng0");	
});
$(".ddceng2").hover(function(){
	$(this).addClass("ddceng0");
	$(".ddceng2 .floating_left").addClass("block")
},function(){
	$(this).removeClass("ddceng0");
	$(".ddceng2 .floating_left").removeClass("block")	
});
$(".ddceng3").hover(function(){
	$(this).addClass("ddceng0");
},function(){
	$(this).removeClass("ddceng0");
});