z-2PNGConvert.bat

@echo off
call scale.bat -source bg.bmp -target bg1.png
call scale.bat -source bg.jpg -target bg1.png
call scale.bat -source bg.jpeg -target bg1.png
call scale.bat -source bg.jfif -target bg1.png
call scale.bat -source bg.tiff -target bg1.png
call scale.bat -source icon0.bmp -target icon01.png
call scale.bat -source icon0.jpg -target icon01.png
call scale.bat -source icon0.jpeg -target icon01.png
call scale.bat -source icon0.jfif -target icon01.png
call scale.bat -source icon0.tiff -target icon01.png
call scale.bat -source startup.bmp -target startup1.png
call scale.bat -source startup.jpg -target startup1.png
call scale.bat -source startup.jpeg -target startup1.png
call scale.bat -source startup.jfif -target startup1.png
call scale.bat -source startup.tiff -target startup1.png

@echo off
IF EXIST bg1.png (
    del "bg.png"
 ) ELSE (
    GOTO CONT1
 )
 :CONT1
 @echo off
 IF EXIST icon01.png (
     del "icon0.png"
  ) ELSE (
     GOTO CONT2
  )
:CONT2
  @echo off
  IF EXIST startup1.png (
      del "startup.png"
   ) ELSE (
      GOTO CONT3
   )
:CONT3
ren bg1.png bg.png
ren icon01.png icon0.png
ren startup1.png startup.png

@echo off
del "bg.bmp"
del "bg.jpg"
del "bg.jpeg"
del "bg.jfif"
del "bg.tiff"
del "icon0.bmp"
del "icon0.jpg"
del "icon0.jpeg"
del "icon0.jfif"
del "icon0.tiff"
del "startup.bmp"
del "startup.jpg"
del "startup.jpeg"
del "startup.jfif"
del "startup.tiff"
exit