I need help with make a Page from a Form (with Matrix included)

Hi, I want to make a Page from a Form with Matrixs included, I saw one manual for made it but now, I need to know how to put the Matrix in a Action Button, like the 490 (it was the Form/Page for the example I saw in MSDN).

Cheers and thanks a lot.


This is the page of I’ve followed: http://msdn.microsoft.com/en-us/library/ee909561.aspx