diff --git filter/mediaplugin/filter.php filter/mediaplugin/filter.php
index e1e61cab5b7c7f451e159738dfcc25351b7f9348..7700a24d73d09c622b371d0cbfa1ea7e85201743 100644
--- filter/mediaplugin/filter.php
+++ filter/mediaplugin/filter.php
@@ -512,6 +512,7 @@ function filter_mediaplugin_swf_callback($link) {
 <span class="mediaplugin mediaplugin_swf">
   <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="$width" height="$height">
     <param name="movie" value="$url" />
+    <param name="wmode" value="transparent" />
     <param name="autoplay" value="true" />
     <param name="loop" value="true" />
     <param name="controller" value="true" />
@@ -521,6 +522,7 @@ function filter_mediaplugin_swf_callback($link) {
 <!--[if !IE]>-->
     <object type="application/x-shockwave-flash" data="$url" width="$width" height="$height">
       <param name="controller" value="true" />
+      <param name="wmode" value="transparent" />
       <param name="autoplay" value="true" />
       <param name="loop" value="true" />
       <param name="scale" value="aspect" />