function addmetoplaylist(vid){
  var COOKIE_NAME = 'efvideo';
  var playlist = jQuery.cookie(COOKIE_NAME);
  var already = 0;

  if (playlist == null) { 
    jQuery.cookie( COOKIE_NAME, 'a', { expires: 10 });
    var playlist = jQuery.cookie(COOKIE_NAME);
  }else{
    var playlistvideos_array = playlist.split("a");
    for (g=0;g<playlistvideos_array.length;g++){
      if(playlistvideos_array[g] == vid) already = 1;
    }
  }

  if(already){
    alert('此影音已收錄在您的播放清單中！');
  }else{
    var newplaylistvideoids= playlist+vid+"a";
    jQuery.cookie( COOKIE_NAME, newplaylistvideoids, { expires: 10 });
    alert('已加入至您的播放清單！');
  }
  plst_addmetoplaylisthtml(1,0,2,20);
}

function plst_pageclick(a, pagelimit, ComItemid){
  var ade = eval(a-1);
  var pageliminum = eval( ade * pagelimit);
  plst_addmetoplaylisthtml( a, pageliminum, pagelimit, ComItemid );
}

function plst_addmetoplaylisthtml(nowpage,pagestart,pagelimit,ComItemid){
  jQuery("div#plstrow").html('<img src="images/sys/loading.gif" alt="LOADING" title="LOADING" />');
  var plstrow_url   = "components/com_efvideo/assets/ajaxfile/getPlst.php";
  var COOKIE_NAME = 'efvideo';
  var playlistvids = jQuery.cookie(COOKIE_NAME);
  jQuery.post(plstrow_url, { videoids:playlistvids, ComItemid:ComItemid, pagelimit:pagelimit,pagestart:pagestart, nowpage:nowpage  }, function(data){
    jQuery("div#plstrow").html(data);
  });
}

function delfromlist(id){
  var COOKIE_NAME = 'efvideo';
  var list = jQuery.cookie(COOKIE_NAME);
  var options = { expires: 10 };

  thisid = "a"+id+"a";
  newlist = list.replace(thisid,"a") ;
//  if (newlist == 'a') newlist = '';
  if (newlist == 'a') {
    jQuery.cookie(COOKIE_NAME, null, options);
  }else{
    jQuery.cookie( COOKIE_NAME, newlist, { expires: 10 });
  }
  plst_addmetoplaylisthtml(1,0,2,20);
  alert('已成功刪除');

//  location.reload();
}