1.
     user_pref("browser.enable_automatic_image_resizing", false);
  2.
     user_pref("browser.link.open_external", 1);
  3.
     user_pref("browser.sessionstore.enabled", false);
  4.
     user_pref("browser.sessionstore.resume_session_once", true);
  5.
     user_pref("extensions.autohide.bars.PersonalToolbar", true);
  6.
     user_pref("extensions.autohide.bars.PersonalToolbar.always", false);
  7.
     user_pref("extensions.autohide.bars.nav-bar.always", false);
  8.
     user_pref("extensions.autohide.bars.tabBar.always", false);
  9.
     user_pref("extensions.autohide.bars.toolbar-menubar", true);
 10.
     user_pref("extensions.autohide.bars.toolbar-menubar.always", false);
 11.
     user_pref("extensions.autohide.closedFull", true);
 12.
     user_pref("extensions.autohide.closedZombie", false);
 13.
     user_pref("extensions.autohide.newFull", true);
 14.
     user_pref("extensions.autohide.noContext", false);
 15.
     user_pref("extensions.autohide.statBar", false);
 16.
     user_pref("extensions.autohide.statFloat", true);