The link below is for a version that will work on FF3.
To manually install goto File:Open File:Browse to the file you just downloaded!
MinimizeToTray 0.0.1.2006102615+
by Mook, Brad Peterson
Minimizes Mozilla windows into the system tray. Also includes a right clickable tray icon menu to further load only the windows you want visible.
MinimizeToTray's extension options allow you to configure your desired behavior. The three options are:
1) Always minimize to the tray instead of to the taskbar.
2) Minimize to tray on close.
3) Require a double click to restore from the tray.
Code:
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