Alt and drag does not allways work, especially if you have any of the desktop effectes active (ie you are using compiz instead of metacity) you can drag the window off the screen, with alt, but as soon as you mouseup it snaps back to the screen border
Alt and drag does not allways work, especially if you have any of the desktop effectes active (ie you are using compiz instead of metacity) you can drag the window off the screen, with alt, but as soon as you mouseup it snaps back to the screen border