File list (Check if you may need any files):
CallBack\CallBack.aps
........\CallBack.clw
........\CallBack.cpp
........\CallBack.dsp
........\CallBack.dsw
........\CallBack.exe
........\CallBack.h
........\CallBack.ncb
........\CallBack.plg
........\CallBack.rc
........\CallBackDlg.cpp
........\CallBackDlg.h
........\Okapi32.h
........\OKAPI32.lib
........\Okdemo.ico
........\ReadMe.txt
........\resource.h
........\StdAfx.cpp
........\StdAfx.h
........\res\CallBack.ico
........\...\CallBack.rc2
........\...\Thumbs.db
........\Debug\CallBack.res
........\.....\vc60.idb
........\.....\CallBack.pch
........\.....\vc60.pdb
........\.....\StdAfx.sbr
........\.....\StdAfx.obj
........\.....\CallBack.sbr
........\.....\CallBackDlg.sbr
........\.....\CallBackDlg.obj
........\.....\CallBack.obj
........\.....\CallBack.ilk
........\.....\CallBack.exe
........\.....\CallBack.pdb
........\.....\CallBack.bsc
........\CallBack.opt
........\res
........\Debug
CallBack