HTML5 Video not playing in iOS Simulator Safari -

i'm using ios simulator test website on iphone , ipad. have video tag works in every other browser not ios safari (in simulator - don't have actual iphone/ipad). created video tag here: http://camendesign.com/code/video_for_everybody#video-code

<!-- first try html5 playback: if serving xml, expand `controls` `controls="controls"` , autoplay likewise --> <!-- warning: playback not work on ios3 if include poster attribute! fixed in ios4.0 --> <video width="640" height="360" controls>     <!-- mp4 must first ipad! -->     <source src="testvideo.mp4" type="video/mp4" /><!-- safari / ios video    -->     <source src="testvideo.ogv" type="video/ogg" /><!-- firefox / opera / chrome10 -->     <!-- fallback flash: -->     <object width="640" height="360" type="application/x-shockwave-flash" data="player.swf">         <!-- firefox uses `data` attribute above, ie/safari uses param below -->         <param name="movie" value="player.swf" />         <param name="flashvars" value="controlbar=over&amp;image=myimage.jpg&amp;file=testvideo.mp4" />         <!-- fallback image. note title field below, put title of video there -->         <img src="__video__.jpg" width="640" height="360" alt="test title"              title="no video playback capabilities, please download video below" />     </object> </video> <!-- *must* offer download link may able play file locally. customise bit want --> <p> <strong>download video:</strong>     closed format:  <a href="testvideo.mp4">"mp4"</a>     open format:    <a href="testvideo.ogv">"ogg"</a> </p> 

what causing issue? simulator or video? or code?

edit: when click video image play, opens quicktime , pops error message: "the operation not completed"

check screenshot. video works fine in ios simulator. refer url - http://camendesign.com/code/video_for_everybody/test.html