{

            xtype: "button",

            scope: zhuUx,

            menu: {

                xtype: 'menu',

                listeners: {

                    'show': function (me, eOpts) {

                        var cache;

                        var element = me.getEl();

                        var id = element.id;

                         var excludeEvents = ["mouseover", "mouseleave", "mouseenter"];

                        if (id && (cache = Ext.cache[id])) {

                            events = cache.events;

                            for (eventName in events) {

                                if (events.hasOwnProperty(eventName)) {

                                    if (Ext.Array.contains(excludeEvents, eventName)) {

                                        Ext.EventManager.removeListener(element, eventName);

                                    }

                                }

                            }

                            cache.events = {};

                        }

                    }

                },

                plain: true,

                items: [zhuUx.yinhuanLuduanForm]

            },

            flex: 0,

            width: 150,

            scale: 'medium',

            text: '隐患路线分段',

        }