code: function(tab) {
              var tabCount = this.get('tabs').length,
                  index = this.getTabIndex(tab);
  
              if ( tab === this.get(ACTIVE_TAB) ) { 
                  if (tabCount > 1) { // select another tab
                      if (index + 1 === tabCount) { // if last, activate previous
                          this.set(ACTIVE_INDEX, index - 1);
                      } else { // activate next tab
                          this.set(ACTIVE_INDEX, index + 1);
                      }
                  } else { // no more tabs
                      this.set(ACTIVE_TAB, null);
                  }
              }
              
              this._removeTabEvents(tab);
              this._tabParent.removeChild( tab.get(ELEMENT) );
              this._contentParent.removeChild( tab.get(CONTENT_EL) );
              this._configs.tabs.value.splice(index, 1);
  
              tab.fireEvent('remove', { type: 'remove', tabview: this });
          }
docs: Removes the specified Tab from the TabView.
  @method removeTab
  @param {YAHOO.widget.Tab} item The Tab instance to be removed.
  @return void