Hello everybody!

I'm learning J2ME. I have a problem, can anyone help me? I don't know to create a MIDlet more than two file. For example: I want create a MIDlet has three file (*.java): Main.java, textbox.java and list.java.
Description:
- Main: display two commands: textbox and list. textbox command - will display textbox.java when user press on its. And similar to list command.
- textbox: display a textbox
- list.java: display a radio list: List 1, List 2,...
Please help me create a MIDlet for my example! Thanks you very much...