All animations go on one .x file. Look in a gunspec file to see how things are set up. The different animations are called by animation frame and not a different model.
There are tutorials in stickies for getting guns into FPSC, but I use a program called Weapon Creator by Codemaster located here
http://wc.out-lawz.com. You can't use entity creator and get the results you want.
There's a currant thread dealing with shaders too. Please use the search engine. I realize your new by your join date, so I'll give you a fighting chance here and just say read all your FPSC documentation and read all the stickies in every part of the FPSC forums. There are also 2 different search engines located at the bottom of this page.
Welcome to the forums and don't worry about your English. We all pretty much speak typoesse fluently.
Loc