setlocal call win32_env.bat set PARAM=win32_run.cfg -comaddrport %S3D_HOSTADDR%:33302 set PLAYEREXE="%S3D_SDKDIR%\bin\win32_vc7x1\%S3D_RUNCFG%\shark3d_player.exe" start "Shark 3D Player" %PLAYEREXE% %PARAM% if errorlevel 1 goto error exit /B 0 :error echo Error. pause exit /B 1