Hello sallin,
meanwhile I downloaded the map, 7,03 gig, puh, it took 4 days with my slowly internet connection. The install.bat is correctly included in the archive and includes the following commands, you can just copy via a texteditor to your empty install.bat file:
echo off
echo -
echo -
echo - This batch will install map for Mapsource
echo -
echo - Map: "BGtopoVJ-v3.00"
echo - FID: 20120
echo - PID: 1
echo -
echo - Press Enter to continue or Ctrl-C to abort.
echo -
pause
if exist "%~dp0BGtopoVJ.img" goto :INSTREG
echo Compiling preview map.
if not exist "C:/Program Files (x86)/cGPSmapper/cgpsmapper.exe" goto :COMPPATH
"C:/Program Files (x86)/cGPSmapper/cgpsmapper.exe" "BGtopoVJ.mp"
goto TESTMAP
:COMPPATH
cgpsmapper "BGtopoVJ.mp"
:TESTMAP
if exist "%~dp0BGtopoVJ.img" goto :INSTREG
echo File missing: BGtopoVJ.img, aborting install.
pause
exit 1
:INSTREG
echo Adding registry keys.
set KEY=HKLM\SOFTWARE\Wow6432Node\Garmin\MapSource
if %PROCESSOR_ARCHITECTURE% == AMD64 goto key_ok
set KEY=HKLM\SOFTWARE\Garmin\MapSource
:key_ok
reg ADD %KEY%\Families\FAMILY_20120 /v ID /t REG_BINARY /d 984E /f
reg ADD %KEY%\Families\FAMILY_20120 /v TYP /t REG_SZ /d "%~dp0BGtopoVJ.TYP" /f
reg ADD %KEY%\Families\FAMILY_20120\1 /v Loc /t REG_SZ /d "%~dp0\" /f
reg ADD %KEY%\Families\FAMILY_20120\1 /v Bmap /t REG_SZ /d "%~dp0BGtopoVJ.img" /f
reg ADD %KEY%\Families\FAMILY_20120\1 /v Tdb /t REG_SZ /d "%~dp0BGtopoVJ.tdb" /f
pause
exit 0
Kind regards Wabu