透明flash插入！

 

<object width="720px" height="341px"
classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
codebase="http://fpdownload.macromedia.com/
pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0">
<param name="SRC" value="/Content/Default/home/images/login-bg.swf">
<param name="quality" value="high">
<param name="wmode" value="transparent" /> 
<embed src="/Content/Default/home/images/login-bg.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="720px" height="341px"  wmode="transparent">
</object>

　　

 

来源：https://www.cnblogs.com/bchome/p/7353589.html