Installing LibreOffice on Linux Mint 10...

1) Remove OpenOffice

    $ sudo apt-get purge openoffice*.*

2) Installing via Ubuntu ppa

    $ sudo add-apt-repository ppa:libreoffice/ppa
    $ sudo apt-get update
    $ sudo apt-get install libreoffice
    $ sudo apt-get install libreoffice-gnome
    $ sudo apt-get install language-support-en

3) Or installing via deb installers

• download the installer from here
• extract tarballs LibO_xxxx_install-deb_en-US.tar.gz
• go to folder LibO_xxxx_install-deb_en-US/DEBS and run

    $ sudo dpkg -i *.deb

• go to folder LibO_xxxx_install-deb_en-US/DEBS/desktop-integration and run

    $ sudo dpkg -i *.deb