<!---------- UPDOWN ------------>  
<div id="staticbuttons" style="position:absolute;">  
<a href="javascript:" onclick="myspeed=-80" onmouseout="myspeed=0"><img  
src="http://www.ngforum.tk/_fr/0/8945214.png" border="0"></a><br>  
<a href="javascript:" onclick="myspeed=80" onmouseout="myspeed=0"><img  
src="http://www.ngforum.tk/_fr/0/4605914.png" border="0"></a>  
</div>  

<script>  

var Hoffset=50 //Enter buttons' offset from right edge of window (adjust depending on images width)  
var Voffset=80 //Enter buttons' offset from bottom edge of window (adjust depending on images height)  
var thespeed=3 //Enter scroll speed in integer (Advised: 1-3)  

var ieNOTopera=document.all&&navigator.userAgent.indexOf("Opera")==-1  
var myspeed=0  

var ieHoffset_extra=document.all? 15 : 0  
var cross_obj=document.all? document.all.staticbuttons : document.getElementById? document.getElementById("staticbuttons") : document.staticbuttons  

function iecompattest(){  
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body  
}  

function positionit(){  
var dsocleft=document.all? iecompattest().scrollLeft : pageXOffset  
var dsoctop=document.all? iecompattest().scrollTop : pageYOffset  
var window_width=ieNOTopera? iecompattest().clientWidth+ieHoffset_extra : window.innerWidth+ieHoffset_extra  
var window_height=ieNOTopera? iecompattest().clientHeight : window.innerHeight  

if (document.all||document.getElementById){  
cross_obj.style.left=parseInt(dsocleft)+parseInt(window_width)-Hoffset+"px"  
cro ss _o bj .s ty le.t op=d soctop+parseInt(window_height)-Voffset+"px"  
}  
else if (document.layers){  
cross_obj.left=dsocleft+window_width-Hoffset  
cross_obj.top=dsoctop+window_height-Voffset  
}  
}  

f unction scrollwindow(){  
window.scrollBy(0,myspeed)  
}  

function initializeIT(){  
positionit()  
if (myspeed!=0){  
scrollwindow()  
}  
}  

if (document.all||document.getElementById||document.layers)  
setInterval("initializeIT()",20)  

</script>  
<!---------- UPDOWN sckript by gelesson.net ------------>