演示地址：http://i.thec.cn/jie51886/css/flash.html

针对Firefox和IE的不同设置方式wmode="transparent"|"opaque"和<param name="wmode" value="transparent"|"opaque" />

<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" 
codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,19,0" width="960" height="60">
  <param name="movie" value="test.swf" />
  <param name="quality" value="high" />
  <param name="wmode" value="transparent"|"opaque" />
  <embed src="test.swf" quality="high" wmode="transparent"|"opaque" pluginspage="http://www.macromedia.com/go/getflashplayer" 
type="application/x-shockwave-flash" width="960" height="60"></embed>
</object>