Design ventoy (support for setting different backgrounds for different folders).

[nguyen ha thai trong]

(hd1,...)/krd.iso
(hd1,...)/data/krd.iso

It works if I have two krd.iso in any part of the hard disk. Could you please test the following line of code as follows.

set iso_path="${vtoy_iso_part}${chosen_path}"

I have tested all the code posted, but the way of serhat100 boots ok on my laptop