File list (Check if you may need any files):
WS9_server\build\classes\Form1$1.class
..........\.....\.......\Form1$2.class
..........\.....\.......\Form_server$1.class
..........\.....\.......\Form_server$2.class
..........\.....\.......\Form_server$3.class
..........\.....\.......\Form_server.class
..........\.....\.......\Form_server.form
..........\.....\.......\Sever.class
..........\build.xml
..........\manifest.mf
..........\nbproject\build-impl.xml
..........\.........\genfiles.properties
..........\.........\private\config.properties
..........\.........\.......\private.properties
..........\.........\.......\private.xml
..........\.........\project.properties
..........\.........\project.xml
..........\src\Form_server.form
..........\...\Form_server.java
..........\...\Sever.java
....Client\build\classes\Chat_cilent$1.class
..........\.....\.......\Chat_cilent$2.class
..........\.....\.......\Chat_cilent$3.class
..........\.....\.......\Chat_cilent.class
..........\.....\.......\Chat_cilent.form
..........\.....\.......\GUI_client$1.class
..........\.....\.......\GUI_client$2.class
..........\.....\.......\GUI_client$3.class
..........\.....\.......\GUI_client.class
..........\.....\.......\GUI_client.form
..........\build.xml
..........\manifest.mf
..........\nbproject\build-impl.xml
..........\.........\genfiles.properties
..........\.........\private\config.properties
..........\.........\.......\private.properties
..........\.........\.......\private.xml
..........\.........\project.properties
..........\.........\project.xml
..........\src\Chat_cilent.form
..........\...\Chat_cilent.java
..........\...\GUI_client.form
..........\...\GUI_client.java
....server\build\classes
..........\nbproject\private
....Client\build\classes
..........\nbproject\private
....server\build
..........\nbproject
..........\src
....Client\build
..........\nbproject
..........\src
WS9_server
WS9_Client