It's possible to create swf's with a transparant backfround as far as I read.
Looking forward to hearing from you guys
X3 Photo Gallery Support Forums
swfobject.embedSWF("<?php echo IV_PATH; ?>imagevue2.swf", "imagevue", "100%", "100%", "8.0.0", "<?php echo IV_PATH; ?>expressInstall.swf", flashVars, {wmode: 'transparent', allowScriptAccess: 'always', allowFullScreen: true, bgcolor: '#<?php echo $this->bkGrColor; ?>'}, {id: 'imagevue', name: 'imagevue'});