All the information you need to configure Fluxbox can be found in the Fluxbox Wiki
http://fluxbox-wiki.org/index.php?title ... ish_howtos
Search before you ask
Many questions have been asked and answered already. Search on the Wiki, in this forum and on Google. You will get an answer much faster. Of course, you are free to ask whatever you want, but it gets tedious answering the same questions and linking to the Wiki over and over again.
Mint Fluxbox uses its own menu system. I have written a guide to using it here:
Mint Fluxbox uses the Tint2 panel/dock/toolbar... NOT the default Fluxbox toolbar. The Wiki for configuring Tint2 is found here:
General forum guidelines
The answers you get will only be as good as the questions you ask. Please provide as much information as you can.