حرکت لینک به صورت رندم و ورود به صفحه ای خاص

این کد جاوا اسکریپت لینک از بالا به پایین حرکت میکند و به صفحه ای که به صورت تصادفی مشخص شده میرود​

کد:

<script>

/*
Wheel of links script
By JavaScript Kit (http://javascripts.8k.com)
Over 200+ free scripts here!
*/

var count=0
function dothis(){
setTimeout("document.wheel.wheel2.selectedIndex =1000",100)
setTimeout("document.wheel.wheel2.selectedIndex =count",200)
setTimeout("document.wheel.wheel2.selectedIndex =1000",300)
setTimeout("document.wheel.wheel2.selectedIndex =count",400)
setTimeout("document.wheel.wheel2.selectedIndex =1000",500)
setTimeout("document.wheel.wheel2.selectedIndex =count",600)
setTimeout("window.location=document.wheel.wheel2.options[document.wheel.wheel2.selectedIndex].value",800)
}

function animate(){
var countfinal=Math.round(Math.random()*(document.wheel.wheel2.length-1))
document.wheel.wheel2.selectedIndex =count
if (count==countfinal){
dothis()
return
}
if (count<document.wheel.wheel2.length)
count++
else
count=0
setTimeout("animate()",50)
} 

</script>


<form method="POST" name="wheel">
  <div align="center"><center><p><select name="wheel2" size="8">
    <option value="http://javascripts.8k.com">javascripts.8k.com</option>
    <option value="http://www.cnn.com">CNN</option>
    <option value="http://www.news.com">News.com</option>
    <option value="http://www.techweb.com">Tech Web</option>
    <option value="http://www.freewarejava.com">Freewarejava.com</option>
    <option value="http://www.virtualis.com/vr/gchiang">Virtualis Web Hosting</option>
    <option value="http://www.geocities.com">Geocities</option>
    <option value="http://www.abcnews.com">ABCnews.com</option>
  </select></p>
  </center></div><div align="center"><center><p><input type="button" value="Spin wheel!"
  name="B1" onClick="animate()"></p>
  </center></div>
</form>

<p align="center"><font face="arial" size="-2">This free script provided by</font><br>
<font face="arial, helvetica" size="-2"><a href="http://javascripts.8k.com">javascripts.8k.com</a></font></p>