EXT TAB 标签页 关闭其它选项卡

	Ext.getCmp("tabpanel").on("contextmenu",
					function(tabPanelObj, tab, e) {
						var contextMenu = new Ext.menu.Menu([ {
							id : tab.id + "-close",
							text : "关闭当前选项卡",
							handler : function() {
								tabPanelObj.remove(tab);
							}
						}, {
							id : tab.id + "-close-others",
							text : "关闭其它选项卡",
							handler : function() {
								tabPanelObj.items.each(function(item) {
									if (item.closable && item != tab) {
										tabPanelObj.remove(item)
									}
								}

								);
							}
						} ]);
						//显示Menu
						contextMenu.showAt(e.getPoint());
					});