Layer Script funktioneirt nicht im FF

[Felix Weber]

Hallo,

folgendes Script wurde mal hier im Forum behandelt: Script Layer Ads
Script Layer Ads

CODE
<script language="JavaScript1.2">
var ns4=document.layers
var ie4=document.all
var ns6=document.getElementById&&!document.all

//drag drop function for NS 4////
/////////////////////////////////

var dragswitch=0
var nsx
var nsy
var nstemp

function drag_dropns(name){
if (!ns4)
return
temp=eval(name)
temp.captureEvents(Event.MOUSEDOWN | Event.MOUSEUP)
temp.onmousedown=gons
temp.onmousemove=dragns
temp.onmouseup=stopns
}

function gons(e){
temp.captureEvents(Event.MOUSEMOVE)
nsx=e.x
nsy=e.y
}
function dragns(e){
if (dragswitch==1){
temp.moveBy(e.x-nsx,e.y-nsy)
return false
}
}

function stopns(){
temp.releaseEvents(Event.MOUSEMOVE)
}

//drag drop function for ie4+ and NS6////
/////////////////////////////////


function drag_drop(e){
if (ie4&&dragapproved){
crossobj.style.left=tempx+event.clientX-offsetx
crossobj.style.top=tempy+event.clientY-offsety
return false
}
else if (ns6&&dragapproved){
crossobj.style.left=tempx+e.clientX-offsetx
crossobj.style.top=tempy+e.clientY-offsety
return false
}
}

function initializedrag(e){
crossobj=ns6? document.getElementById("showimage") : document.all.showimage

var firedobj=ns6? e.target : event.srcElement
var topelement=ns6? "HTML" : "BODY"

while (firedobj.tagName!=topelement&&firedobj.id!="dragbar"){
firedobj=ns6? firedobj.parentNode : firedobj.parentElement
}

if (firedobj.id=="dragbar"){
offsetx=ie4? event.clientX : e.clientX
offsety=ie4? event.clientY : e.clientY

tempx=parseInt(crossobj.style.left)
tempy=parseInt(crossobj.style.top)

dragapproved=true
document.onmousemove=drag_drop
}
}
document.onmousedown=initializedrag
document.onmouseup=new Function("dragapproved=false")

////drag drop functions end here//////

function hidebox(){
if (ie4||ns6)
crossobj.style.visibility="hidden"
else if (ns4)
document.showimage.visibility="hide"
}

</script>

<div id="showimage" style="position:absolute;width:250px;left:10;top:10">

<table border="0" width="100" bgcolor="#CCCCCC" cellspacing="0" cellpadding="2">
<tr>
<td width="100%"><table border="0" width="100%" cellspacing="0" cellpadding="0"
height="36">
<tr>
<td id="dragbar" style="cursor:hand" width="100%"><ilayer width="100%" onSelectStart="return false"><layer width="100%" onMouseover="dragswitch=1;if (ns4) drag_dropns(showimage)" onMouseout="dragswitch=0"><font face="Verdana"
color="#FFFFFF"><strong><small>Anzeige</small></strong></font></layer></ilayer></td>
<td style="cursor:hand" valign="middle"><a href="#" onClick="hidebox();return false"><b><font color="#f5f5f5">x</font></b></a></td>
</tr>
<tr>
<td width="100%" bgcolor="#FFFFFF" style="padding:4px" colspan="2">

<!-- Inhalt ---->

Hier kommt das Banner rein !
<img style="border: 0px solid&#59; width: 387x; height: 247px;" alt="TEXT" title="TITEL MIT TEXT" src="/bild.jpg" />

<!-- Inhalt ---->

</td>
</tr>
</table>
</td>
</tr>
</table>
</div>


Das Problem ist, das Bild darin, wird im IE, Opera, Chrome richtig dargestellt. Nur im FireFox nicht!
Das Layer an sich geht, nur das Bild nicht!
Irgend eine Idee?