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<!-- bbs http://www.knowsky.com/bbs-->
<!--把如下代码加入到<head>区域中.注意:图片自选-->
<script>
var brOK=false;
var mie=false;
var aver=parseInt(navigator.appVersion.substring(0,1));
var aname=navigator.appName;
var mystop=0;
var step=0.2;
function checkbrOK()
{if(aname.indexOf("Internet Explorer")!=-1)
{if(aver>=4) brOK=navigator.javaEnabled();
mie=true;
}
if(aname.indexOf("Netscape")!=-1)
{if(aver>=4) brOK=navigator.javaEnabled();}
}
var vmin=1.5;
var vmax=3;
var vr=2;
var timer1;
function Chip(chipname,width,height)
{this.named=chipname;
this.vx=vmin+vmin;
this.vy=0;
this.w=width;
this.h=height;
this.xx=0;
this.yy=0;
this.timer1=null;
}
function movechip(chipname)
{
if(brOK && mystop==0)
{eval("chip="+chipname);
if(!mie)
{pageX=window.pageXOffset;
pageW=window.innerWidth;
pageY=window.pageYOffset;
pageH=window.innerHeight;
}
else
{
pageX=window.document.body.scrollLeft;
pageW=window.document.body.offsetWidth-8;
pageY=window.document.body.scrollTop;
pageH=window.document.body.offsetHeight+15;
}
chip.xx=chip.xx+chip.vx;
chip.vy=chip.vy+step;
chip.yy=chip.yy+chip.vy;
if(chip.xx<=pageX)
{chip.xx=pageX;
chip.vx=vmin;
}
if(chip.xx>=pageX+pageW-85)
{
chip.xx=pageX;
chip.vx=vmin;
chip.yy=pageY;
chip.vy=vmin+vmax;
}
if(chip.yy>(pageY+pageH-chip.h))
{
chip.yy=pageY+pageH-chip.h;
chip.vy=-chip.vy*0.65;
}
if(!mie)
{eval('document.'+chip.named+'.top ='+chip.yy);
eval('document.'+chip.named+'.left='+chip.xx);
}
else
{eval('document.all.'+chip.named+'.style.pixelLeft='+chip.xx);
eval('document.all.'+chip.named+'.style.pixelTop ='+chip.yy);
}
chip.timer1=setTimeout("movechip('"+chip.named+"')",20);
}
}
function stopme(flag)
{
brOk=true;
mystop=flag;
movechip("tome");
}
var tome;
var chip;
function tome()
{checkbrOK();
tome=new Chip("tome",80,80);
if(brOK && mystop==0)
{
movechip("tome");
}
}
ns4=(document.layers)?true:false;
ie4=(document.all)?true:false;
function cncover()
{
if(ns4){
document.cnc.left=window.innerWidth/2-400;
eval('document.cnc.top=document.'+chip.named+'.top');
document.cnc.visibility="show";
stopme(1);
mytime=setTimeout("cncout()",3000);
}else if(ie4)
{
document.all.cnc.style.left=window.document.body.offsetWidth/2-400;
document.all.cnc.style.top=parseInt(document.all.tome.style.top);
document.all.cnc.style.visibility="visible";
stopme(1);
mytime=setTimeout("cncout()",3000);
}
}
function cncout()
{
clearTimeout(mytime);
if(ns4){
document.cnc.visibility="hide";
stopme(0);
}else if(ie4)
{
document.all.cnc.style.visibility="hidden";
stopme(0);
}
}onload=tome;
</script>
<div id="tome" style="position:absolute;"><a href=# onMouseOver=cncover() onMouseOut=cncout() target="_blank"><img src=http://www.knowsky.com/images/logo.gif border=0></a></div>
<div id="cnc" style="position:absolute; left:0;top:0;;visibility:hidden;"><a href=http://www.knowsky.com/ onMouseOver=cncover() onMouseOut=cncout() target=_blank><img border=0 src=http://www.knowsky.com/images/12090.gif width=468 ></a></div>
