This is NOT finished yet!
Problems found:
-The iPhone is not actually on Niko's hand

-In the right bottom side, it should be the pad of iPhone but not really show correctly at this stage.

Also, it shows the texture of the iPhone but not really the function button

Readme:

use SparkIV or OpenIV to replace files in \pc\data\maps\props\lev_des\minigame.img

Please visit "my website" for details, I hope somebody can help/teach me to fix those problems!