swfobject force video when filename has missing extension

When a video won’t play and the video file doesn’t have valid extension, you may need to tell swfobject this is a video file.
provider=video

<html>
<head>
<title>Video Test</title>
<script type='text/javascript' src='swfobject.js'></script>
</head>
<body>

<!--div id="daVideo">
        <P>Alternate Text</P>
</div-->

<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' width='640' height='360' id='player1' name='player1'>
   <param name='movie' value='player.swf'>
   <param name='allowfullscreen' value='true'>
   <param name='allowscriptaccess' value='always'>
   <param name='flashvars' value='file=http://HOST/filename&image=http://HOST/imagename&provider=video&autostart=true'>
   <embed id='player1'
          name='player1'
          src='player.swf'
          width='640'
          height='360'
          allowscriptaccess='always'
          allowfullscreen='true'
          flashvars="file=http://HOST/filename&image=http://HOST/filename&provider=video&autostart=true"
   />
</object>

<!--script type="text/javascript" >
/*
// Baseline:
var poster = "http://HOST/filename";
var video = "http://HOST/filename";
var player = "http://HOST/video/player.swf";

if ((navigator.userAgent.indexOf('iPhone') != -1) || (navigator.userAgent.indexOf('iPod') != -1) || (navigator.userAgent.indexOf('iPad') != -1))
        document.getElementById("daVideo").innerHTML = '<video width="640" height="360" poster="'+poster+'" src="'+video+'" controls />';
else
{
  var so = new SWFObject(player,'mpl','640','360','9');
  so.addParam('allowfullscreen','true');
  so.addParam('allowscriptaccess','always');
  so.addParam('wmode','opaque');
  so.addVariable('file', video);
  so.addVariable('image', poster);
  so.addVariable('provider','video');
  so.write('daVideo');
}
*/
</script-->
</body>
</html>