Yeah, it is. I used notepad.
It contains:
<ScriptInfo>
<Information>
<Name>C/C++ Keywords Script</Name>
<Description>Author: Paril
This is my first Plus! script.
Install, and when you want C/C++ keywords, type
*C++On in a window, to enable, and *C++Off to disable.
Credits:
GamingG - Testing
Silentdragon & ShawnZ - Helping me with the
script</Description>
<AboutUrl>http://paril101.planetquake.gamespy.com</AboutUrl>
</Information>
</ScriptInfo>
/ 
