skip button doesnt appear

[badrizahra]

i want to add skip button in vast xml. i check my xml with vast validator and that's ok
but it doesnt work. what's wrong??!!
my skip button doesnt appear in my ads video.
i can not find the reason. vast xml is like this :

<VAST version="2.0"> <Ad id="601364"> <InLine> <AdSystem>Acudeo Compatible</AdSystem> <AdTitle>VAST 2.0 Instream Test 1</AdTitle> <Description>VAST 2.0 Instream Test 1</Description> <Error>http://myErrorURL/error</Error> <Impression>http://myTrackingURL/impression</Impression> <Creatives> <Creative AdID="601364"> <Linear> <Duration>00:00:30</Duration> <TrackingEvents> <Tracking event="creativeView">http://myTrackingURL/creativeView</Tracking> <Tracking event="start">http://myTrackingURL/start</Tracking> <Tracking event="midpoint">http://myTrackingURL/midpoint</Tracking> <Tracking event="firstQuartile">http://myTrackingURL/firstQuartile</Tracking> <Tracking event="thirdQuartile">http://myTrackingURL/thirdQuartile</Tracking> <Tracking event="complete">http://myTrackingURL/complete</Tracking> </TrackingEvents> <VideoClicks> <ClickThrough>http://www.tremormedia.com</ClickThrough> <ClickTracking>http://myTrackingURL/click</ClickTracking> </VideoClicks> <MediaFiles> <MediaFile delivery="progressive" type="video/x-flv" bitrate="500" width="400" height="300" scalable="true" maintainAspectRatio="true"> http://cdnp.tremormedia.com/video/acudeo/Carrot_400x300_500kb.flv </MediaFile> </MediaFiles> </Linear> </Creative> <Creative AdID="601364-Companion"> <CompanionAds> <Companion width="300" height="250"> <StaticResource creativeType="image/jpeg"> http://demo.tremormedia.com/proddev/vast/Blistex1.jpg </StaticResource> <TrackingEvents> <Tracking event="creativeView">http://myTrackingURL/firstCompanionCreativeView</Tracking> </TrackingEvents> <CompanionClickThrough>http://www.tremormedia.com</CompanionClickThrough> </Companion> <Companion width="728" height="90"> <StaticResource creativeType="image/jpeg"> http://demo.tremormedia.com/proddev/vast/728x90_banner1.jpg </StaticResource> <CompanionClickThrough>http://www.tremormedia.com</CompanionClickThrough> </Companion> </CompanionAds> </Creative> </Creatives> </InLine> </Ad> </VAST>

[sergiobelov]

VAST 2.0 doesn't support Skip button.