<!--两边滚动 start-->
var imgheight
var imgleft

document.ns = navigator.appName == 'Netscape'
imgheight=530
window.screen.width>800 ? imgleft=3:imgleft=120
window.screen.width>800 ? imgright=110:imgright=10


function myleftload()
{
if (navigator.appName == 'Netscape')
{document.myleft.pageY=pageYOffset+window.innerHeight-imgheight;
document.myleft.pageX=imgleft;
myleftmove();
}
else
{
myleft.style.top=document.body.scrollTop+document.body.offsetHeight-imgheight;
myleft.style.left=imgleft;
myleftmove();
}
}



function myleftmove()
 {
 if(document.ns)
 {
 document.myleft.top=pageYOffset+window.innerHeight-imgheight
 document.myleft.left=imgleft;
 setTimeout('myleftmove();',80)
 }
 else
 {
 myleft.style.top=document.body.scrollTop+document.body.offsetHeight-imgheight;
 myleft.style.left=imgleft;
 setTimeout('myleftmove();',80)
 }
}



function myrightload()
{
if (navigator.appName == 'Netscape')
{
document.myright.pageY=pageYOffset+window.innerHeight-imgheight;
document.myright.pageX=imgright;
myrightmove();
}
else
{
myright.style.top=document.body.scrollTop+document.body.offsetHeight-imgheight;
myright.style.right=imgright;
myrightmove();
}
}



function myrightmove()
{
if(document.ns)
{
document.myright.top=pageYOffset+window.innerHeight-imgheight
document.myright.right=imgright;
setTimeout('myrightmove();',5)
}
else
{
myright.style.top=document.body.scrollTop+document.body.offsetHeight-imgheight;
myright.style.right=imgright;
setTimeout('myrightmove();',5)
}
}
<!--两边滚动 end-->