var cutwin = null;
var detwin = null;
function closePopup() {
//  if (detwin != null && !detwin.closed) {
//    detwin.close();
//  }
//  if (cutwin != null && !cutwin.closed) {
//    cutwin.close();
//  }
}
function showStory(rec,tcin,tcout,cut) {
  var loc = '/' + subsystem + '/query/storyboard.php?sid=?'
    + '&id=' + rec
    + '&in=' + tcin
    + '&out=' + tcout
    + '&cut=' + cut
    + '&mode=list'
    + '&maxdepth=hour'
    + '&public=1';
  cutwin = open(loc,'popup_storyboard','width=1024,height=736,resizable=1');
  cutwin.moveTo(0,0);
  cutwin.focus();
  return false;
}
var playouturl = '';
var staturl = '';
var statpars = '';
var currplaycnt = null;
var checktimeout = null;
var tocachestarted = false;
function showPreview(rec,tcin,tcout,cliptitle,format, document_id, playcnt) {
  if (format == null) {
    format = 'auto';
  }
  if (format != 'mpeg') {
    var loc = '/' + subsystem + '/query/playout.php?'
      + 'id=' + rec
      + '&public=1'
      + '&document_id=' + document_id
      + '&in=' + tcin
      + '&out=' + tcout
      + '&format=' + format
      + '&title=' + cliptitle;
    //alert(loc); 
    top.location.href = loc;
    return false;
  } else { // mpeg
    staturl = '/' + subsystem + '/query/mpeg_cache.php';
    playouturl = '/' + subsystem + '/query/playout.php?'
      + 'id=' + rec
      + '&public=1'
      + '&document_id=' + document_id
      + '&in=' + tcin
      + '&out=' + tcout
      + '&format=' + format
      + '&title=' + cliptitle;
    statpars = 'id=' + rec
      + '&in=' + tcin
      + '&out=' + tcout;
    if (currplaycnt != null) {
      Element.hide('video_status_' + currplaycnt);
    }
    currplaycnt = playcnt;
    stopMpegCheck();
    tocachestarted = false;
    checkMpeg(0);
  }
}

function onMpegCheckComplete(req) {
  var resp = req.responseText.split('\n');
  if (resp.length > 0) {
    if (resp[0] == 'INCACHE') {
      hideCheckInfo();
      top.location.href = playouturl;
    } else if (resp[0] == 'NOTINCACHE') {
      if (tocachestarted) {
        if (!Element.visible('video_status_' + currplaycnt)) {
          Element.show('video_status_' + currplaycnt);
        }
        eta = (resp.length > 1) ? resp[1] : '';
        $('video_status_eta_' + currplaycnt).innerHTML = eta;
        checktimeout = setTimeout("checkMpeg(0)", 3000);
      } else {
        if (confirm('A videó betöltése akár egy fél óráig is eltarthat,\nbiztosan be akarod tölteni?')) {
          tocachestarted = true;
          checkMpeg(1);
        } else {
          hideCheckInfo();
        }
      }
    } else {
      hideCheckInfo();
      alert('A keresett felvetel nem erheto el MPEG formatumban.');
    }
  }
}

function checkMpeg(tocache) {
  req = new Ajax.Request(staturl, {
    method: 'get',
    parameters: statpars + '&tocache=' + tocache + '&time=' + (new Date()).getTime(),
    onComplete: onMpegCheckComplete
  });
}

function stopMpegCheck() {
  if (checktimeout != null) {
    clearTimeout(checktimeout);
    checktimeout = null;
  }
}

function hideCheckInfo() {
  Element.hide('video_status_' + currplaycnt);
}

/* Original taken from http://faqts.com/knowledge_base/view.phtml/aid/1606 */
function containsDOM (container, containee) {
  var isParent = false;
  do {
    if ((isParent = container == containee))
      break;
    containee = containee.parentNode;
  }
  while (containee != null);
  return isParent;
}

function checkMouseEnter (element, evt) {
  if (element.contains && evt.fromElement) {
    return !element.contains(evt.fromElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}

function checkMouseLeave (element, evt, except) {
  if (element.contains && evt.toElement) {
    return !element.contains(evt.toElement) && (except == null || evt.toElement != except);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget) && (except == null || evt.relatedTarget != except);
  }
}