Te habría de quedar algo así
Código:
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="280" height="81">
<param name="movie" value="banner1.swf" />
<param name="quality" value="high" />
<param name="wmode" value="transparent" />
<embed src="banner1.swf" width="280" height="81" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="transparent"></embed></object>