How to populate drop down box with values from registery in vb6?

Hi all i have vb 6 form and it has form with drop down box and text box . I want to populate the drop down box with values from registery but i do not know how .I also want to be able write to registery key when user types in dropdow box.

Furthermore, how to write to registery when user types in text box and presses enter or clicks command button. I be happy if an expert show me how i can read and write to a perticuler registery from dropdown box and text box .Thanks

You'll probably need to use windows api's. Try looking around the vb section of www.mvps.org for some sample code.