Dreamweaver - no se ve el menu. AYUDA

hola soy proncipiante en drean baje de la pag. mundojavasript unos codigos java para hacer un menu y lo que dice simplemente es seleccionar una parte y pegarlo entre head y head ahi pegue la primera parte y el resto dice quehay que pegarlo en el body donde quiero que apareza y nada mas pero el menu no se desliza el codigo es el sig. en el ejemplo de la pag lo veo bien pero cuando lo pego en una hoja en blanco no se mueve es como que le falta algo el codigo es:

HEAD

<style>

#divMenu {font-family:arial,helvetica; font-size:12pt; font-weight:bold}
#divMenu a{text-decoration:none;}
#divMenu a:hover{color:red;}
</style>
<script language="JavaScript1.2">
/********************************************************************************
Copyright (C) 1999 Thomas Brattli @ www.bratta.com
This script is made by and copyrighted to Thomas Brattli
This may be used freely as long as this msg is intact!
********************************************************************************
Browsercheck:*/
ie=document.all?1:0
n=document.layers?1:0

//These are the variables you have to set:

//How much of the layer do you wan't to be visible when it's in the out state?
lshow=60

//How many pixels should it move every step?
var move=10;

//At what speed (in milliseconds, lower value is more speed)
menuSpeed=40

//Do you want it to move with the page if the user scroll the page?
var moveOnScroll=true

/********************************************************************************
You should't have to change anything below this.
********************************************************************************/
//Defining variables
var tim;
var ltop;

//Object constructor
function makeMenu(obj,nest){
nest=(!nest) ? '':'document.'+nest+'.'
this.css=(n) ? eval(nest+'document.'+obj):eval(obj+'.style')
this.state=1
this.go=0
this.width=n?this.css.document.width:eval(obj+'.offsetWidth')
this.left=b_getleft
this.obj = obj + "Object"; eval(this.obj + "=this")
}
//Get's the top position.
function b_getleft(){
var gleft=(n) ? eval(this.css.left):eval(this.css.pixelLeft);
return gleft;
}
/********************************************************************************
Deciding what way to move the menu (this is called onmouseover, onmouseout or onclick)
********************************************************************************/
function moveMenu(){
if(!oMenu.state){
clearTimeout(tim)
mIn()
}else{
clearTimeout(tim)
mOut()
}
}
//Menu in
function mIn(){
if(oMenu.left()>-oMenu.width+lshow){
oMenu.go=1
oMenu.css.left=oMenu.left()-move
tim=setTimeout("mIn()",menuSpeed)
}else{
oMenu.go=0
oMenu.state=1
}
}
//Menu out
function mOut(){
if(oMenu.left()<0){
oMenu.go=1
oMenu.css.left=oMenu.left()+move
tim=setTimeout("mOut()",menuSpeed)
}else{
oMenu.go=0
oMenu.state=0
}
}
/********************************************************************************
Checking if the page is scrolled, if it is move the menu after
********************************************************************************/
function checkScrolled(){
if(!oMenu.go) oMenu.css.top=eval(scrolled)+ltop
if(n) setTimeout('checkScrolled()',30)
}
/********************************************************************************
Inits the page, makes the menu object, moves it to the right place,
show it
********************************************************************************/
function menuInit(){
oMenu=new makeMenu('divMenu')
scrolled=n?"window.pageYOffset":"document.body.scrollTop"
oMenu.css.left=-oMenu.width+lshow
ltop=(n)?oMenu.css.top:oMenu.css.pixelTop;
oMenu.css.visibility='visible'
if(moveOnScroll) ie?window.onscroll=checkScrolled:checkScrolled();
}

//Initing menu on pageload
onload=menuInit;
</script>





BODY.....


<div id="divMenu" style="position:absolute; top:250; left:30; width:200; visibility:hidden; background-color:F0F0F0">
<nobr>
<a href="http://www.mundojavascript.com">Mundo JavaScript</a> -
<a href="http://www.cambiabanners.com">Cambia Banners</a> -
<a href="http://www.iaupa.com">iaupa</a> -
<a href="javascript://" onclick="moveMenu()" style="background-color:yellow;text-decoration:none">MENU</a>
</nobr>
</div>

ESPERO QUE ME AYUDES. CUALQUIER