function Programm( elem, params ){
  this.element = jQuery(elem);
  this.params = params || {};

  this.minHeight = 60;
  this.rowHeight = 100;

  this.__construct();
}
  Programm.prototype.__construct = function(){
    this.stamps = {};

    this.rows = this.element.find('.programm__grid-row');
    this.pivots = this.element.find('.programm__time-scale__pivot').empty();

    this._init();
  };
  Programm.prototype._init = function(){
    var i, l;

    for( i=0, l=this.rows.length; i < l; i++ ){
      this._setRowHeight(i);
    }

    for( i=0, l=this.rows.length; i < l; i++ ){
      this._setEventsHeight(i);
    }
  };


  Programm.prototype._setRowHeight = function( index ){
    var i, j, l, m, rowHeight, events, _max, _min,
        min = false,
        max = 0,
        row = this.rows.eq(index),
        cols = row.find('.programm__grid-cell');

    for( i=0, l=cols.length; i < l; i++ ){
      events = cols.eq(i).find('.programm__event');
      _max = events.length;
      max = _max > max ? _max : max;

      for( j=0, m=events.length; j < m; j++ ){
        _min = this._getEventTiming(events.eq(j)).duration;
        min = min === false || _min < min ? _min : min;
      }
    }

    rowHeight = this.minHeight / (min !== false && min < 1 ? min : 1);
    rowHeight = rowHeight < this.rowHeight ? this.rowHeight : rowHeight;

    row.css({'height' : rowHeight+'px'}).data('programm__rowHeight', rowHeight);
    cols.css({'height' : rowHeight+'px'});
    this.pivots.eq(index).css({'height' : rowHeight+'px'});
  };
  Programm.prototype._setEventsHeight = function( rowIndex ){
    var i, l,
        events = this.rows.eq(rowIndex).find('.programm__event');

    for( i=0, l=events.length; i < l; i++ ){
      this._setEventHeight(events.eq(i), rowIndex);
    }
  };
  Programm.prototype._setEventHeight = function( event, rowIndex ){
    var i, l, height, top, hour, stamp,
        row = this.rows.eq(rowIndex),
        rowHeight = row.data('programm__rowHeight'),
        timing = this._getEventTiming(event);

    top = timing.start.mins / 60 * rowHeight;

    if( timing.start.hour == timing.stop.hour || (timing.start.hour == timing.stop.hour - 1 && timing.stop.mins == 0) ){
      height = timing.duration * rowHeight;
    }else{
      height = rowHeight - top;

      for( hour = timing.start.hour+1; hour < timing.stop.hour; hour++ ){
        height += 1 + this.rows.eq(rowIndex + hour - timing.start.hour).data('programm__rowHeight');
      }

      if( timing.stop.mins != 0 ){
        height += 1 + this.rows.eq(rowIndex + timing.stop.hour - timing.start.hour).data('programm__rowHeight') * timing.stop.mins / 60;
      }
    }

    event.css({'position' : 'absolute', 'top' : top+'px', 'height' : height+'px', 'overflow' : 'hidden'});

    if( timing.start.mins != 0 ){
      event.addClass('programm__event_border-t');
    }

    stamp = '' + timing.start.hour + ':' + (timing.start.mins < 10 ? '0' : '') + timing.start.mins;
    if( !this.stamps[stamp] ){
      this.stamps[stamp] = true;
      jQuery('<div class="programm__time-scale__pivot__label programm__time-scale__pivot__label_inter">' + stamp + '</div>')
      .css({'top' : top+'px'})
      .appendTo(this.pivots.eq(rowIndex));
    }

    stamp = '' + timing.stop.hour + ':' + (timing.stop.mins < 10 ? '0' : '') + timing.stop.mins;
    if( !this.stamps[stamp] ){
      this.stamps[stamp] = true;
      jQuery('<div class="programm__time-scale__pivot__label programm__time-scale__pivot__label_inter">' + stamp + '</div>')
      .css({'top' : top+height+'px'})
      .appendTo(this.pivots.eq(rowIndex));
    }
  };


  Programm.prototype._getEventTiming = function( event ){
    var time, split, hour, mins, start, stop;

    time = event.find('.programm__event__start-time').val();
    split = time.indexOf(':');
    hour = parseInt(time.substr(0, split), 10);
    mins = parseInt(time.substr(split + 1), 10);
    start = {
      'hour'  : hour,
      'mins'  : mins,
      'time'  : hour * 60 + mins,
    }

    time = event.find('.programm__event__stop-time').val();
    split = time.indexOf(':');
    hour = parseInt(time.substr(0, split), 10);
    mins = parseInt(time.substr(split + 1), 10);
    stop = {
      'hour'  : hour,
      'mins'  : mins,
      'time'  : hour * 60 + mins,
    }

    return {
      'start'     : start,
      'stop'      : stop,
      'duration'  : (stop.time - start.time) / 60,
    };
  };
/*--/menu--*/