Google Adds “Gadgets” to Gmail Sidebar

Gmail lets you add two gadgets in the left sidebar: Google Calendar and Google Docs, so you can add events, see your agenda and open recently-edited documents. >>> More

Google Calendar Gadget lets you view the agendas and gives you an alert when you have a meeting.
Google Docs gadget lets you see your recently accessed documents and provides a search box to search within your documents stored at Google Docs. >>> More