Ext.Container=Ext.extend(Ext.BoxComponent,{autoDestroy:true,defaultType:"panel",initComponent:function(){Ext.Container.superclass.initComponent.call(this);this.addEvents("afterlayout","beforeadd","beforeremove","add","remove");var a=this.items;if(a){delete this.items;if(Ext.isArray(a)&&a.length>0){this.add.apply(this,a)}else{this.add(a)}}},initItems:function(){if(!this.items){this.items=new Ext.util.MixedCollection(false,this.getComponentId);this.getLayout()}},setLayout:function(a){if(this.layout&&this.layout!=a){this.layout.setContainer(null)}this.initItems();this.layout=a;a.setContainer(this)},render:function(){Ext.Container.superclass.render.apply(this,arguments);if(this.layout){if(typeof this.layout=="string"){this.layout=new Ext.Container.LAYOUTS[this.layout.toLowerCase()](this.layoutConfig)}this.setLayout(this.layout);if(this.activeItem!==undefined){var a=this.activeItem;delete this.activeItem;this.layout.setActiveItem(a);return}}if(!this.ownerCt){this.doLayout()}if(this.monitorResize===true){Ext.EventManager.onWindowResize(this.doLayout,this,[false])}},getLayoutTarget:function(){return this.el},getComponentId:function(a){return a.itemId||a.id},add:function(e){if(!this.items){this.initItems()}var d=arguments,b=d.length;if(b>1){for(var f=0;f2){for(var g=b-1;g>=1;--g){this.insert(f,d[g])}return}var h=this.lookupComponent(this.applyDefaults(e));if(h.ownerCt==this&&this.items.indexOf(h)