主要是因为chrome下用一般的object还是会遮住其他元素，

<object id="mutiupload" name="mutiupload" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="250" height="42"> <param name="movie" value="$imgpath/photouploader.swf" /> <param name="wmode" value="transparent" /> <param name="FlashVars" value="url=$db_bbsurl%2Fjob.php%3Faction%3Dmutiuploadphoto"/> <param name="allowScriptAccess" value="always" /> <object type="application/x-shockwave-flash" data="$imgpath/photouploader.swf" width="250" height="42" FlashVars="url=$db_bbsurl%2Fjob.php%3Faction%3Dmutiuploadphoto&jsobject=uploader" wmode="transparent" allowScriptAccess="always">

Alternative content

</object> </object>