Quickstart: the current best thing to do is use the rkirov branch: http://code.google.com/r/rkirov-flask/

Use Sage, Python, R, Octave, and most other mathematical software with any web browser

Notebook interface that allows you to write and run code, display 2d and 3d plots, and organize and share your work.

Add, delete, search and sort through worksheets.

Report bugs here (or on the mailing list): http://code.google.com/p/sagenb/issues/list

Mailing list: http://groups.google.com/group/sage-notebook/