I think a lot of people want to have tabs in Skype. Tired of waiting till the moment when they find time for them I've read libX11 manuals and using some kind of black magic reached some success with it.
Short demonstration
PPA
Source code
Note: If you are building from source you need also have wmctrl utility installed to have it working.
P. S. Sorry for my ugly English, I'm not a native speaker.
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