Editing .theme file

[cranky]

Hello, I have no experience in programming and I just downloaded this theme from the internet, the problem being it only changes color to ORANGE and not to anything else. If anybody can help me out by changing it to blue it would be appreciated.
THIS IS THE DOWNLOAD LINK http://downloadpack.net/skin_pack/skinpack_installer/SkinPack_Installer_10.0.zip

PS there is no .msstyles file :/
pls halp!

 

[cranky]

this is the .theme file i have no idea if it will work alone.
https://www.mediafire[dot]com/?49qwdk4r5oh873c

 

[cranky]

help somebody PLEASE!

 

[cranky]

pls help!