Код:
<script language="javascript">
movieURL="mymovie.swf"+document.location.search;
document.write('<OBJECT classid="clsid......');
document.write('<PARAM NAME=movie VALUE="'+movieURL+'"> <PARAM NAME......');
document.write('<EMBED src="'+movieURL+'" quality=high......');
document.write('</EMBED></OBJECT>');
</script>