Problem while adding controls at run time

Question

Hello I am working on the project which requires to create a coomand buttons according to the some no. and no may increase up to 50. i know how to create the buttons. and i create new form as container for that. but problem is that there are lots of button on the form but can not scroll the form to see all the button. can anybody tell how to add scrool bar to form and while scroll other hidden button will appear.