var videoTagEnabled = false;
var videoActive = 1;
var videoTotalFrames = 3;
var videoTimeout = null;

function startVideo(active_video) {
  if (!!document.createElement('video').canPlayType) {
    var vidTest = document.createElement("video");
    var test = vidTest.canPlayType('video/ogg');
    if (test != '') {
      videoTagEnabled = 'ogv';
    } else {
      test = vidTest.canPlayType('video/mp4');
      if (test != '')
        videoTagEnabled = 'mp4';
      else {
        test = vidTest.canPlayType('video/webm');
        if (test != '')
          videoTagEnabled = 'webm';
      }
    }
  }

  if (active_video < 1 || active_video > videoTotalFrames) active_video = 1;
  videoActive = active_video;
  ShowAnim('TXT'+active_video);
}


function videoNext() {
  videoActive++;
  if (videoActive > videoTotalFrames) videoActive = 1;
  playVideo(videoActive);
}

function playVideo(num) {
  for (var i=1; i <= videoTotalFrames; i++) {
    $('VPI'+i).src = '/img/p1.png';
    Hide('TXT'+i);
  }

  $('VPI'+num).src = '/img/p2.png';
  ShowAnim('TXT'+num);
  setCookie('sVideo', (num+1 <= videoTotalFrames) ? num+1 : 1, '/');

  if (videoTagEnabled != false) { //HTML5 video
    $('videoPlayer').poster = '/video/main'+num+'.jpg';
    var sources = $('videoPlayer').getElementsByTagName('source');
    sources[0].src = '/video/main'+num+'.mp4';
    sources[1].src = '/video/main'+num+'.webm';
    sources[2].src = '/video/main'+num+'.ogv';

    $('videoPlayer').load();
    $('videoPlayer').play();

  } else { //Flash or images
    for (var i=1; i <= videoTotalFrames; i++) { Hide('VID'+i); Hide('IID'+i); }
    Show('VID'+num);
    Show('IID'+num);
    videoActive++;
    if (videoActive > videoTotalFrames) videoActive = 1;
    if (videoTimeout != null) clearTimeout(videoTimeout);
    videoTimeout = setTimeout('playVideo('+videoActive+')', 15000);
  }
}