动态加载加载FLASH.

<OBJECT   classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"   id="mFlash"  
    codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0"  
    WIDTH="120"   HEIGHT="60"   id="468x60"   ALIGN=""   VIEWASTEXT>  
  <PARAM   NAME=quality   VALUE=high>  
  </OBJECT>  
  <input   type=button   onclick="addFlash()"   value="Add">  
  <input   type=button   onclick="mFlash.Stop()"   value="Stop">  
  <input   type=button   onclick="mFlash.Play()"   value="Play">  
  <script>  
  function   addFlash()   {  
  mFlash.movie="http://expert.youkuaiyun.com/images/ad/WIBU.swf";  
  mFlash.Play();  
  }  
  </script>