* (For example a {Ext.view.BoundList BoundList} within an {@link Ext.window.Window Window}, or a {@link Ext.menu.Menu Menu}),
* are managed by a ZIndexManager owned by that floating Container. So ComboBox dropdowns within Windows will have managed z-indices
* guaranteed to be correct, relative to the Window.</p>
* (For example a {Ext.view.BoundList BoundList} within an {@link Ext.window.Window Window}, or a {@link Ext.menu.Menu Menu}),
* are managed by a ZIndexManager owned by that floating Container. So ComboBox dropdowns within Windows will have managed z-indices
* guaranteed to be correct, relative to the Window.</p>