Mettre les balises marquee en javascript

<script language="JavaScript1.2">
<!-- Begin
//largeur du curseur (en pixels)
var sliderwidth=330
//hauteur du curseur (Netscape)
var sliderheight=145
//vitesse de défilement
var slidespeed=14

//les images
var leftrightslide=new Array()
var finalslide=''
leftrightslide[0]='<a href="http://www.outils-web.com"><img src="boo_88x31.gif" border=1></a>'
leftrightslide[1]='<a href="http://www.outils-web.com"><img src="tools_88x31.gif" border=1></a>'
leftrightslide[2]='<a href="http://www.outils-web.com"><img src="logo_90x60.gif" border=1></a>'
leftrightslide[3]='<a href="http://www.outils-web.com"><img src="logo_140x40.gif" border=1></a>'
leftrightslide[4]='<a href="http://www.outils-web.com"><img src="part_88x31.gif" border=1></a>'
/*
dynamicdrive.com
*/
///////Ne rien modifier sous cette ligne////////////////////////////////////

var copyspeed=slidespeed
for (i=0;i<leftrightslide.length;i++)
finalslide=finalslide+leftrightslide[i]+"  "

if (document.all){
document.write('<marquee id="ieslider" scrollAmount=0 style="width:'+sliderwidth+'">'+finalslide+'</marquee>')
ieslider.onmouseover=new Function("ieslider.scrollAmount=0")
ieslider.onmouseout=new Function("if (document.readyState=='complete') ieslider.scrollAmount=slidespeed")
}

function regenerate(){
window.location.reload()
}
function regenerate2(){
if (document.layers){
document.ns_slider01.visibility="show"
setTimeout("window.onresize=regenerate",450)
intializeleftrightslide()
}
if (document.all)
ieslider.scrollAmount=slidespeed
}

function intializeleftrightslide(){
document.ns_slider01.document.ns_slider02.document.write('<nobr>'+finalslide+'</nobr>')
document. ns_slider01.document.ns_slider02.document.close()
thelength=document.ns_slider01.document.ns_slider02.document.width
scrollslide()
}

function scrollslide(){
if (document.ns_slider01.document.ns_slider02.left>=thelength*(-1)){
document.ns_slider01.document.ns_slider02.left-=slidespeed
setTimeout("scrollslide()",100)
}
else{
document.ns_slider01.document.ns_slider02.left=sliderwidth
scrollslide()
}
}
window.onload=regenerate2

// End -->
</script>
<ilayer width=&{sliderwidth}; height=&{sliderheight}; name="ns_slider01" visibility=hide>
<layer name="ns_slider02" onMouseover="slidespeed=0;" onMouseout="slidespeed=copyspeed"></layer>
</ilayer>

if (document.all){
document.write('<marquee id="ieslider" scrollAmount=0 style="width:'+sliderwidth+'">'+finalslide+'</marquee>')
ieslider.onmouseover=new Function("ieslider.scrollAmount=0")
ieslider.onmouseout=new Function("if (document.readyState=='complete') ieslider.scrollAmount=slidespeed")
}