WindowTabs 1.0.209

WindowTabs is a tool for Microsoft Windows XP, Vista and Windows “7″ (32 and 64 bit) that provides tabbed window management for your desktop applications.
WindowTabs attaches a small tab to the top of each of your application windows. Drag one tab over another to combine windows into groups and flip between windows using keyboard shortcuts.

http://rapidshare.com/files/249845165/tabs.rar