Thanks guys for your help
I got it to work by taking out {$SkinDir}/ and replaced it by skin1/
What I would like to know is why wont it work using {$SkinDir}/ on the code
<script type="text/javascript" src="{$SkinDir}/flash/swfobject.js"></script>
<script type="text/javascript">
swfobject.registerObject("myId", "9.0.0", "{$SkinDir}/flash/expressInstall.swf");
</script>
<div style="text-align:center;">
<object id="myId" classid="clsid

27CDB6E-AE6D-11cf-96B8-444553540000" width="200" height="200">
<param name="movie" value="{$SkinDir}/flash/xcart.swf" />
<!--[if !IE]>-->
<object type="application/x-shockwave-flash" data="{$SkinDir}/flash/xcart.swf" width="200" height="200">
<!--<![endif]-->
<div>
<h1>Please Install Flash</h1>
<p><a href="http://www.adobe.com/go/getflashplayer"><img src="http://www.adobe.com/images/shared/download_buttons/get_flash_player.gif" alt="Get Adobe Flash player" /></a></p>
</div>
<!--[if !IE]>-->
</object>
<!--<![endif]-->
</object>
</div>