Setting up Firefox
1) Open Firefox.
2) From the menu select
Firefox
Preferences

3) In Home Page - Location(s) type http://lauraanderson.org/math concepts/cycle3/threewframes.html or whatever home page you need.
4) Select Connection - Connection Setting

5) Select automatic proxy settings and type
http://proxy.nycboe.org/proxy.pac

6) Select Reload. OK. OK.
Press the home button in firefox.