onmouseover im Javascript?

[Julia]

<script language="JavaScript"><!--
if (document.all) document.write('<a href="javascript:favorites()" onmouseout="document.text_frame_k3.src='images/gif/knopf_klein_down_hell.gif'" onmouseover="document.text_frame_k3.src='images/gif/knopf_klein_up_hell.gif'">zu Favoriten hinzufügen<img src="images/gif/knopf_klein_down_hell.gif" border="0" name="text_frame_k3" alt="Bookmark setzen" width="16" height="16"></a>')
//--></script>

cya, iso

Tausend Dank, iso!!