code: function() {
      if(this.busy) { console.log('fuck, busy'); return; }
      console.log('restore');
      this.busy = true;
      if(this.config.Tips.enable) this.st.tips.hide();
      this.select(false, false, false);
      this.normalizeDims();
      var that = this;
      this.st.fx.animate({
        modes: ['node-property:height:dimArray'],
        duration:10,
        onComplete: function() {
          that.busy = false;
        }
      });
    }
docs: /*
  Method: restore
  
  Sets all stacks that could have been filtered visible.
  
  Example:
  
  (start code js)
  areaChart.restore();
  (end code)
  
  See also:
  
  <AreaChart.filter>.