http://community.skype.com/t5/Mac-Linux/%D0%A3%D1%81%D1%82%D0%B0%D0%BD%D0%BE%D0%B2%D0%BA%D0%B0-skype-%D0%BD%D0%B0-Debian-7-wheezy-amd64/td-p/1455538/page/2

vk.cc/2qrb0d

dpkg --add-architecture i386

echo "deb http://archive.canonical.com/ trusty partner" >> /etc/apt/sources.list

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 40976EAF437D05B5

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3B4FE6ACC0B21F32

apt-get update

sudo apt-get install skype