m=window.screen.height*0.3
 function myload()
{
if (navigator.appName == "Netscape")
{document.xiazai.pageY=28;
document.xiazai.pageX=window.screen.width-100
mymove();
}
else
{
xiazai.style.top=28;
xiazai.style.left=window.screen.width-100
mymove();
}
}

document.ns = navigator.appName == "Netscape"
var a
var b
var x=0
function mymove()
{
window.screen.width>800 ? a=50:a=140
b=window.screen.width
if(document.ns)
{
document.xiazai.top=pageYOffset+m-a
document.xiazai.left=b-100
setTimeout("mymove();",1)
}
else
{
xiazai.style.top=document.body.scrollTop+m-a
xiazai.style.left=b-120
setTimeout("mymove();",1)
}
}