Custom Master Page and Layouts page as package

Hi..

I have a Requirement to create a custom Master Page and 5 page layouts for a sharepoint 2010 site..and package it into wsp file

So i created a custom Master page ( by editing v4.master with custom css,images and js files) as a module invisual studio...its working fine but now my next task is addding page layouts and i am not knowing how to proceed further using visual studio?

Ravindranath