How to insert and show element inserted in panel with extjs

I want insert new a element in panel, the insert is good but hide. If I want show my update I can change t开发者_如何转开发he current panel of tabpanel and rewind into my panel modified...

I search to view directly my update (directshow) ... please help ;-)

PS : Sorry for my bad english practice.

Hervé

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I am not sure what you exactly want to do, but I think you are looking for panel.doLayout().