Creating new tab into product edit page by module, can't get tpl file when installing

[rytiz2873]

I'm creating module to add additional tab into edit product page called "Instructiuons". I have overrided AdminProductsController, but i have problems with tab tpl file, i dont know how to install it by module. It must be like "SEO" tab and ect. Can you help? Im working with 1.5