code: function( e ){
  
          if( !e.target.name ) return;
  
          if(e.target.name === 'scroll'){
              this.isDown = true;
              this.move( e );
              document.addEventListener( 'mouseup', this, false );
              document.addEventListener( 'mousemove', this, false );
          }
          if(e.target.name === 'bottom'){
              this.isOpen = this.isOpen ? false : true;
              this.bottom.textContent = this.isOpen ? 'close' : 'open';
              this.testHeight();
          }
          
      }
docs: Mouse event