1)   TweakWindow 1.5
TweakWindow is a handy window enhancement utility with a wealth of options. You can set your own transparency options, hide, minimize, roll up, place window on top of all others, ghost it or even change a window's icon/title. Try it FREE now!
AbsoluteWay, Tweak window, transparent window, topmost window, window always on top, click through window, make it ghost, rollup window, change window icon, change window title,

 2)   Active Captions 1.51
Active Captions is a handy utility that extends window's caption buttons with additional features. Right mouse button click on minimize button minimizes the window into the system tray.
system tray, minimize to tray, rollup window, stay on top, winshade, hotkey. shell, enhancement, extension,