＜基本のswf埋め込み記述（wmode="transparent"が透過のタグ）＞
<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" wmode="transparent" width="550" height="400">
<param name="movie" value="touka.swf" />
<param name="FlashVars" value="value" />
<!--[if !IE]>-->
<object type="application/x-shockwave-flash" data="touka.swf" wmode="transparent" width="550" height="400">
<!--<![endif]-->
<param name="FlashVars" value="value" />
<!--[if !IE]>-->
</object>
