右上角固定的滚动文字

步骤一: 请将下面的原代码插入到<body>下面 ,
<script language="JavaScript">
<!--
if (document.all){

msg="---http://www.1stscript.com/javascript";
msgColor="0000ff";
msgFont="Verdana";//Some fonts work better than others, Verdana is smoothest!

//Nothing needs altering below!
msg=msg.split('');
n=msg.length;
e=360/n;
yp=0;
xp=0;
yb=40;
xb=60;
sa=0.07;
sb=0;
pa=new Array();
pb=new Array();
for (i=0; i < n; i++){
document.write('<div id="logo" style="position:absolute;top:0;left:0;'
+'height:30;width:30;font-family:'+msgFont+';text-align:center;color:'+msgColor+'">'+msg[i]+'</div>');
}
function ani(){
yp=document.body.scrollTop+50;
xp=document.body.scrollLeft+window.document.body.clientWidth-100;
for (i=0; i < n; i++){
logo[i].style.top =yp+yb*Math.sin(sb+i*e*Math.PI/180);
logo[i].style.left=xp+xb*Math.cos(sb+i*e*Math.PI/180);
pb[i]=logo[i].style.pixelTop-yp;
pa[i]=pb[i]-pb[i]*2;
if (pa[i] < 1){
pa[i]=0;
logo[i].style.visibility='hidden';
}
else logo[i].style.visibility='visible';
logo[i].style.fontSize=pa[i]/2.7;
}
sb-=sa;
setTimeout('ani()',100);
}
window.onload=ani;
}
// -->
</script>