Yes, the log is long, but it's usually what's asked for when someone is having problems. However, I wonder if maybe some plugin or add-on is to blame for the freezing when browsing. Try removing any additional plugins or add-ons and see if things still freeze up when browsing.
• Apple iMac G5 17" (2 GHz G5) - Mac OS X 10.5.8/Ubuntu 10.04
• Asus Eee PC 901 (1.6 GHz Atom N270) - Fedora 13
• Apple Macintosh Quadra 650 (33 MHz MC68040) - Mac OS 8.1
• "JHVH-1" (2 GHz AMD Athlon XP 2400+) - Slackware 13.1