which do i use?

[BONESZ]

i want 2 change my theme but dont know which 1 do iget ,1.5" 65K color OLED display , that is what i have

[tadad1]

BONESZ,
You need to first extract your firmware from your player using s1fwx.
Download HERE
Guide HERE

Then you can change the images using s1res
Download HERE
Guide HERE

Then reload your firmware to your player using MP3 Player Utilities Update Tool
Download HERE
Guide HERE

And you will find all sorts of theming resources HERE