useful addon for firefox 10

    First download firefox 10    http://www.mozilla.com/en-US/firefox/new/                                                                                                                                          1.burdensome ads block addon 
https://addons.mozilla.org/en-US/firefox/addon/adblock-plus/
                                                                                                                                                                           2.facebook photo zooming addon     
https://addons.mozilla.org/en-US/firefox/addon/thumbnail-zoom/
                                                                                                                                                                          3.firefox interface change addon http://www.getpersonas.com/en-US/gallery/All