Install covergloobus for Ubuntu 12.041. Download from https://launchpad.net/~sausageandeggs/+archive/ppa/+packages - covergloobus_1.7-0~361~precise1.tar.gz2. Unpack and go to recipe-1.73. In terminal: sudo apt-get install automake ./autogen.sh make sudo make install4. If not work, install python-xlib and python-support