Running Linux. Member of root group. The rest of your questions are not applicable.
FF troubleshooting info:
Application Basics
Name
Firefox
Version
11.0
User Agent
Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:11.0) Gecko/20100101 Firefox/11.0
Profile Directory
Open Containing Folder
Enabled Plugins
about:plugins
Build Configuration
about:buildconfig
Crash Reports
about:crashes
Memory Use
about:memory
Extensions
Name
Version
Enabled
ID
Adblock Plus
2.0.3
true
{d10d0bf8-f5b5-c8b4-a8b2-2b9879e08c5d}
Flashblock
1.5.15.1
true
{3d7eb24f-2740-49df-8937-200b1cc08f8a}
Global Menu Bar integration
2.0.3
true
globalmenu@ubuntu.com
QuickJava
1.7.5
true
{E6C1199F-E687-42da-8C24-E7770CC3AE66}
Ubuntu Firefox Modifications
1.0.3
true
ubufox@ubuntu.com
Modified Preferences
Name
Value
accessibility.typeaheadfind
true
accessibility.typeaheadfind.flashBar
0
browser.history_expire_days.mirror
180
browser.places.importBookmarksHTML
false
browser.places.smartBookmarksVersion
2
browser.startup.homepage
http://www.wunderground.com/cgi-bin/fin ... w.linkedin.…
browser.startup.homepage_override.buildID
20120310010446
browser.startup.homepage_override.mstone
rv:11.0
browser.tabs.loadInBackground
false
browser.tabs.warnOnClose
false
browser.tabs.warnOnOpen
false
dom.event.contextmenu.enabled
false
extensions.lastAppVersion
11.0
font.minimum-size.x-western
12
font.size.variable.x-western
14
gfx.blacklist.suggested-driver-version
Mesa 7.10.3
network.cookie.prefsMigrated
true
places.database.lastMaintenance
1332129859
places.history.expiration.transient_current_max_pages
57309
places.history.expiration.transient_optimal_database_size
87853056
places.last_vacuum
1301156903
[printer info snipped]
privacy.cpd.formdata
false
privacy.cpd.sessions
false
privacy.donottrackheader.enabled
true
privacy.sanitize.migrateFx3Prefs
true
privacy.sanitize.timeSpan
2
security.disable_button.openCertManager
false
security.warn_viewing_mixed
false
Graphics
Adapter Description
Tungsten Graphics, Inc -- Mesa DRI Intel(R) 965GM x86/MMX/SSE2
Driver Version
2.1 Mesa 7.11
WebGL Renderer
Tungsten Graphics, Inc -- Mesa DRI Intel(R) 965GM x86/MMX/SSE2 -- 2.1 Mesa 7.11
GPU Accelerated Windows
0