Hello Alberto,

>> the js file for the NE (Project)... where can I find it..<<

Copy the code (within grey rectangle) @
http://moi3d.com/forum/index.php?webtag=MOI&msg=7777.1128

and paste into the bottom, but just above })(); of Construct2.js code.

Directory:
C:\Users\< user name>
\AppData\Roaming\Moi\nodeeditor\nodes\extensions\construct2.js

Hope this helps
James

PS If you have not already done so, also paste in code for railRevolve and Network.
Code found in posts below:

http://moi3d.com/forum/index.php?webtag=MOI&msg=7777.1085
http://moi3d.com/forum/index.php?webtag=MOI&msg=7777.1086