VB Psuedo code
Add a reference to the "Windows Script Host Object Model"
Dim objShell As IWshRuntimeLibrary.IWshShell_Class
Dim hdlShell As IWshRuntimeLibrary.WshExec
Dim ObjSTDOUT As TextStream
Dim strSTDOUT As String
Set objShell = New IWshRuntimeLibrary.IWshShell_Class
Set hdlShell = objarrShell(1).Exec("C:\Program Files\Microsoft SQL Server\80\Tools\Binn\isql.exe ") 'set the server, userid, password and inputfile parameters, look them up
Set ObjSTDOUT = hdlShell.StdOut
strSTDOUT = ObjSTDOUT.ReadAll
MsgBox strSTDOUT 'This is what the program bounces back to the console
hdlShell.Status will = 1 when complete, 0 when running, and (I think) -1 if it errors