If you’d like to minimize your windows explorer, notepad and applications to the notification area instead of, to the taskbar, RBTray is a freeware that may interest you.

Once you have downloaded and simply run the portable app RBTray.
To minimize any program to the system tray (notification area) right click on the program’s minimize button .
To restore it, click the program’s icon in the notification area.
To exit the app, right click on any tray icon created by RBTray and click Exit RBTray in the popup menu.
If you want it to automatically start after you reboot, create a shortcut to RBTray.exe in your Start Menu folder.
Download Page: SourceForge.

Want to minimize windows & programs to your desktop as Thumbnails instead of as Taskbar Icons, as in the above picture? Check this! Works in Windows 7 too!
If you have liked this post, you might want to check out some more, on topics like Explorer, Notification Area.