Scroll en el titulo javascript

Código Javascript

<!-- Copiar este código dentro del tag HEAD -->
<script language="JavaScript1.2">
// *******************************************************************
// script by drevil_nz, Michael Dillon, Christchurch New Zealand. 
// Permission granted to use this script provided this credit        
// remains intact. Visit my homepage www.chc.quik.co.nz/juggler/mikey.html
// Script written for Internet Explorer 4.0+.
// ******************************************************************* 
var message="Gamarod JavaScript Versión 2.0"    
var message=message+"          " 
i="0"			         
var temptitle=""
var speed="150"
function titler(){
if (!document.all&&!document.getElementById)
return
document.title=temptitle+message.charAt(i)
temptitle=temptitle+message.charAt(i)
i++	
if(i==message.length)
{
i="0"
temptitle=""
}
setTimeout("titler()",speed)
}
window.onload=titler
</script>