1)
12Ghosts TrayProtect 7.10
To keep track of many tray icons you may hide those that you don't need all the time. You can still access such hidden tray icons in the context menu of 12-Tray. It will also restore tray icons after a 'crash' or restart of the taskbar. 2)
SD WinHider 2.0
With SD WinHider you may manage any window or system tray icon apperance, control windows transperency, set or change windows icons.
Software allows to free your desktop space for more windows, change windows attributes to fit specific use.