Exclusive petroleum software

HI ALL :
HERE U R 2 PROGRAMMS DESIGNED BY VISUALBASIC BY ME .
THE FIRST ONE CALCULATES OIL IN PLACE BY VOLUMETRIC METHOD
ITS LINK IS:
http://www.2shared.com/file/4565492/f31fdac/VOLUMETRIC.html
THR SECOND DESIGN WELLPATH FOR BOTH DIRECTIONAL & HORIZONTAL DRLG
ITS LINK IS:
http://www.2shared.com/file/4565553/d541e801/DIRECTIONALHORIZONTAL.html
BUT U NEED TO SETUP APROG FIRST CALLED: Microsoft .NET Framework
Version 2.0 Redistributable Package (x86) FROM
HERE:
http://www.microsoft.com/downloads/details.aspx?familyid=0856eacb-4362-4b0d-8edd-aab15c5e04f5&displaylang=en
THIS PROG IS REQUIRED TO MAKE THEM WORK PROPERLY.
PLS TELL ME IF ERRORS FOUND IN PROGRAMS.