hi,
Punkte sind falsch, den es _sind_ arrays. Teste:
<html>
<head>
</head>
<body>
<table cellspacing="0" cellpadding="10" border="0">
<tr>
<td><h3>window</h3></td>
<td><h3>document</h3></td>
</tr>
<tr>
<td valign="top">
<script language="javascript1.2">
for(var i in window) document.write(i + " : " + self[i] + "<br>");
</script>
</td>
<td valign="top">
<script language="javascript1.2">
for(var j in document) document.write(j + " : " + document[j] + "<br>");
</script>
</td>
</tr>
</table>
</body>
</html>
hth + Gruss Joachim