Use Google Calendar to schedule shutdowns with gdShutdown

gdShutdown2 is floating half transparent on the desktop next to Google Desktop Sidebar.
Features at a glance:
shutdown, standby, logoff, restart, hibernate and lock your PC
scheduled sign-off through Google Calendar from everywhere at any time.
date & day of week is shown with a shortcut to Google Calendar
fast install and easy to use
button position, date and confirmation question customizable
Google Desktop 4 required and Firefox with Google ToolbarFirefox with Google Toolbar is highly recommended for best Calendar experience