Index-file browser for turbo vision (Turbo Pascal ver 6.0)

I'm programming with Turbo Pascal 6.0 and and I have Turbo Power
B-tree filer.
I tray to make a program pogrammed i Turbo Vision but i need some help
with a index-browser.
Could someone out there help me with a unit wrote in torbo vision that
browse indexfile(s).