Green movement area. How edit transparency\intencity?

Sorry again, but i didn't find this by forum search.
I edit transparency\color intencity of unit path and region borders by alpha-channel in here

Spoiler Alert, click show to read: 

\Data\terrain\aerial_map\indicators\
move_arrow_1.tga.dds
move_arrow_2.tga.dds
move_arrow_3.tga.dds
path.tga.dds
region_borders_general.tga.dds
region_borders_main_colour.tga.dds
region_borders_primary.tga.dds
region_borders_secondary.tga.dds
region_borders_secondary_colour.tga.dds
sea_route.tga.dds

But I don't know where I can edit transparency or\and color intensity of unit movement area!:embarassed:

Nobody knows about transparency or color editing of GREEN MOVEMENT AREA?:wall:
It is the last stone on the way to PERFECT view of game...:embarassed:

:shrug: sorry...