Adding skype to GNOME (tray) panel indicator applet on Ubuntu 12.10

Ubuntu indicator-applet is like a tray in Windows 

Check if packeges installed:

$ sudo apt-get install indicator-applet indicator-applet-session

Adding skype to indicator-applet

Check settings: 

$ gsettings get com.canonical.Unity.Panel systray-whitelist 

$ ['JavaEmbeddedFrame', 'Wine', 'Update-notifier']

Add skype to the list:

$ gsettings set com.canonical.Unity.Panel systray-whitelist \

"['JavaEmbeddedFrame', 'Wine', 'Update-notifier', 'Skype']"
 

Gnome panel configure in session "Gnome classic no effect".

 "alt" + "alt" + mouse right click, select "Add to Panel"

The name of the panel item where skype icon appears 

(add this if not already exists):

Graphical Desktop activation tool:  
$ sudo apt-get install gnome-tweak-tool