Here's the easiest way to get the latest version of wine (currently 1.1.5):

Open a terminal window and type the following:
wget -q http://wine.budgetdedicated.com/apt/387EE263.gpg -O- | sudo apt-key add -

sudo wget http://wine.budgetdedicated.com/apt/sources.list.d/hardy.list -O /etc/apt/sources.list.d/winehq.list

apt-get update

apt-get install wine

To configure wine, type: winecfg

To verify your version of wine, type: wine --version