firefox very slow aftergeting update on sunnday 20 december

[jem2949]

Binary package hint: firefox-3.5

recived an update to this morning after installing fire fox very slow to start

ProblemType: Bug
Architecture: i386
Date: Sun Dec 20 16:55:24 2009
DistroRelease: Ubuntu 9.10
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release Candidate i386 (20091020.3)
Package: firefox-3.5 3.5.6+nobinonly-0ubuntu0.9.10.1
ProcEnviron:
 LANG=en_NZ.UTF-8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.31-16.53-generic
SourcePackage: firefox-3.5
Uname: Linux 2.6.31-16-generic i686
XsessionErrors:
 (gnome-settings-daemon:1752): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (gnome-settings-daemon:1752): GLib-CRITICAL **: g_propagate_error: assertion `src != NULL' failed
 (polkit-gnome-authentication-agent-1:1793): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed
 (nautilus:1788): Eel-CRITICAL **: eel_preferences_get_boolean: assertion `preferences_is_initialized ()' failed
 (gnome-panel:1787): Gtk-WARNING **: gtk_widget_size_allocate(): attempt to allocate widget with width -1 and height 25