iA have created an iPad stencil for OmniGraffle. Contains backgrounds, title bars, buttons, selectors, and other iPhone UI elements. Based the iPad PSD GUI by Teehan+Lax. Text is fully editable on lists, title bars, buttons, and scroll wheels

Download and read more at iA

http://informationarchitects.jp/ipad-stencil-for-omnigraffle/