Hello Linux Geeksters.

In this article I will show you how to make your Ubuntu 12.10 Quantal Quetzal or Ubuntu 12.04 Precise Pangolin look like Windows 7.
To make your Ubuntu 13.04 Raring Ringtail look like Windows 7, see this article.
How to Install the Windows 7 Theme on Ubuntu 12.04/12.10:
Add the repository:
$ sudo add-apt-repository ppa:upubuntu-com/gtk3
Update the repository index:
$ sudo apt-get update
Install the theme:
$ sudo apt-get install win2-7
Enable the Windows 7 Theme on Ubuntu 12.04/12.10:
To enable the Windows 7 Theme and Icons, do this:
$ gsettings set org.gnome.desktop.interface gtk-theme 'Win2-7-theme'
$ gconftool-2 --set --type string /apps/metacity/general/theme 'Win2-7-theme'
$ gsettings set org.gnome.desktop.interface icon-theme 'Win2-7-icons'
To move the maximize, minimize and close buttons on the right, do this:
$ gconftool-2 --set /apps/metacity/general/button_layout --type string "menu:minimize,maximize,close"