le code pour une image interne est quasi le meme sauf les http :
function MM_ZOOMEXT($arg,$arg1,$arg2) {
$MM_image = ' <script type="text/!javascript!"
src="http://ajax.googleapis.com/ajax/libs/jquery/1.3.2/jquery.min.js"></script>
<script type="text/!javascript!" src="jquery.magnifier.js">
/***********************************************
* jQuery Image Magnify- (c) Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for this script and 100s more
***********************************************/
</script>