VAST companionAd working with jwplayer

vast.xml

<?xml version="1.0" encoding="UTF-8"?>
<VAST version="2.0">

  <Ad id="536">
    <InLine>
      <AdSystem>Adhese</AdSystem>
      <AdTitle/>
      <Description/>
      <Error/>
      <Impression id="ADHESE"><![CDATA[http://www.local.rtbf.be/embed/test/vast/ajax/vastevents?format=preroll&item=video&type=impression]]></Impression>  
      <Impression><![CDATA[]]></Impression>
      <Impression><![CDATA[]]></Impression>
      <Impression><![CDATA[]]></Impression>
      <Creatives>
        <Creative id="536" sequence="">
          <Linear>
            <Duration>00:00:15</Duration>
            <VideoClicks>
              <ClickThrough><![CDATA[http://www.local.rtbf.be/embed/test/vast/ajax/vastevents?format=preroll&item=video&type=click]]></ClickThrough>
            </VideoClicks>
            <MediaFiles>
              <MediaFile delivery="progressive" type="video/x-flv" width="640" height="360" scalable="true" maintainAspectRatio="true"><![CDATA[]]></MediaFile>
              <MediaFile delivery="progressive" type="video/mp4" width="640" height="360" scalable="true" maintainAspectRatio="true"><![CDATA[http://podvideo.rtbf.be/unittest/vast/video_ad_chaudfontaine_640x360_15sec.mp4]]></MediaFile>
            </MediaFiles>
            <TrackingEvents>
              <Tracking event="complete"><![CDATA[http://www.local.rtbf.be/embed/test/vast/ajax/vastevents?format=preroll&item=video&type=complete]]></Tracking>
              <Tracking event="close"><![CDATA[http://www.local.rtbf.be/embed/test/vast/ajax/vastevents?format=preroll&item=video&type=close]]></Tracking>
            </TrackingEvents>
          </Linear>
        </Creative>
        <Creative>
          <CompanionAds>
             <Companion id="adh_companion_container" width="300" height="250">
               <StaticResource creativeType="image/jpeg"><![CDATA[http://www.static.local.rtbf.be/rtbf/embed/test/vast/companion_ad_imu_vivaforlife_300x250.jpg]]></StaticResource>
               <CompanionClickThrough><![CDATA[http://www.local.rtbf.be/embed/test/vast/ajax/vastevents?format=preroll&item=companion&type=click]]></CompanionClickThrough> 
             </Companion>
          </CompanionAds>
        </Creative>
      </Creatives>
    </InLine>
  </Ad>


</VAST>