鼠标旋转特效(二)

看到效果显示了吧!

脚本说明:
把如下代码加入<body>区域中
<script language="JavaScript">
<!--  
var images='0109arrow.gif';//Put your image name here!!
var amount=7;//Number of images here. Do not alter for this script!!
var cnter=70;
var step;
var currStep = 0;
var Xpos = 0;
var Ypos = 0;
if (document.all)
{
document.write('<div id="ieDiv" style="position:absolute;top:0px;left:0px">')
document.write('<div id="c" style="position:relative">');
for (n=0; n < amount; n++)
document.write('<img src=" '+images+'" style="position:absolute;top:0px;left:0px">')
document.write('</div>')
document.write('</div>')

function MsieMouseFollow(){
 Xpos = document.body.scrollLeft+event.x-5;
 Ypos = document.body.scrollTop+event.y-5;
 }
 document.onmousemove = MsieMouseFollow;
}
else if (document.layers)
{
window.captureEvents(Event.MOUSEMOVE);
for (ns=0; ns < amount; ns++) 
document.write("<LAYER NAME='n"+ns+"' LEFT=0 TOP=0><IMG SRC='"+images+"'></LAYER>");
function NsMouseFollow(evnt){
 Xpos = evnt.pageX-5;
 Ypos = evnt.pageY-5;
 }
 window.onMouseMove = NsMouseFollow;
}

function Swirl(){
if (currStep<0.0550)
step=0.001;
if (document.all)
{
 for (i=0;i<ieDiv.all.c.all.length;i++)
 {
ieDiv.all.c.all[i].style.top = Ypos+cnter*Math.cos((currStep+i*4.5)/5)*Math.sin((currStep)*150);
ieDiv.all.c.all[i].style.left = Xpos+cnter*Math.sin((currStep+i*4.5)/5)*Math.sin((currStep)*150);
 }
}
else if (document.layers)
{
 for ( i = 0 ; i < ns ; i++ )
 {
  var temp="n"+i
  document.layers[temp].top = Ypos+cnter*Math.cos((currStep+i*4.5)/5)*Math.sin((currStep)*150);
  document.layers[temp].left =Xpos+cnter*Math.sin((currStep+i*4.5)/5)*Math.sin((currStep)*150);
 }
}
currStep += step;
setTimeout("Swirl()", 10);
if (currStep>0.0540)
{
step+=0.002;
if (document.layers)
{
 for ( i = 0 ; i < ns ; i++ )
 {
var temp="n"+i
document.layers[temp].top =Ypos+cnter*Math.cos((currStep+i*4.5)/5)
document.layers[temp].left=Xpos+cnter*Math.sin((currStep+i*4.5)/5)
 }
}
else if (document.all)
{
for (i=0;i<ieDiv.all.c.all.length;i++)
 {
ieDiv.all.c.all[i].style.top=Ypos+cnter*Math.cos((currStep+i*4.5)/5)
ieDiv.all.c.all[i].style.left=Xpos+cnter*Math.sin((currStep+i*4.5)/5)
 }
} 
}
if (step > 0.5)
{
step=0.5;
cnter-=8;
}
if (document.layers)
_y=-window.innerWidth;
else if (document.all)
_y=-document.body.clientWidth;
if (cnter <= _y)
{
currStep=0;
step=0.001;
cnter=70;
}
}
Swirl();
// -->
</script>