Clean .svn dirs in Windows

I use that .cmd script to delete ".svn" from a folder and subfolders

FOR /F "tokens=*" %%G IN ('DIR /B /AD /S *.svn*') DO RMDIR /S /Q "%%G"

Use:
1.- Save that script in a file, I called "cleansvn.cmd"
2.- Go to the root folder to clean
3.- Call the script file