var ie=document.all;
var ns=document.layers;

function StopClick() {
  if(document.MediaPlayer.CanStop()) document.MediaPlayer.DoStop();
}

function PlayClick() {
  if(document.MediaPlayer.CanPlay()) document.MediaPlayer.DoPlay();
}

function PauseClick() {
  if(document.MediaPlayer.CanPause()) document.MediaPlayer.DoPause();
  else if(document.MediaPlayer.CanPlay()) document.MediaPlayer.DoPlay();
}
 
function VolumeDown(){ 
  if(document.MediaPlayer.GetVolume() >= 10){ 
	document.MediaPlayer.SetVolume(document.MediaPlayer.GetVolume() - 10) 
  }
}

function VolumeUp(){ 
  if(document.MediaPlayer.GetVolume() <= 90){ 
	document.MediaPlayer.SetVolume(document.MediaPlayer.GetVolume() + 10) 
  }
}

function MuteAudioClick() {
  if(!document.MediaPlayer.GetMute()) document.MediaPlayer.SetMute(true);
  else document.MediaPlayer.SetMute(false);
}

function time2ms(str) {
  str = new String(str);
  var foo = str.split(":");
  var tsec = new Number(foo[foo.length-1]);
  tsec += new Number(foo[foo.length-2])*60;
  tsec += new Number(foo[foo.length-3])*60*60;
  tsec = tsec*1000;
  return tsec
}
function seek(tstr) {
  	var _vid = self.document.MediaPlayer;
    if(_vid && _vid.GetCanSeek()) _vid.SetPosition(time2ms(tstr));
}