USB Graphics Card: Add a Monitor Via an USB Port
This USB adapter allows to connect a monitor to the PC via an USB 2.0 port by installing a VGC (Virtual Graphics Card). The maximal resolution of this USB graphics card is 1600×1200. Currently, it runs on Windows 2k / XP / Vista only. Perfect for monitoring tasks (web, rss, email, toolbox, …).
More information here: USB to DVI/VGA Adapter.