I have some crash report for Firefox and I reported them below.

First link: http://www.ustream.tv/channel/final-fantasy-radio-x2
Crashed after some load. Maybe about a flash component.

Second link: http://rgonotsayz.com/video/templates/playindex.html
I tried to drag sound icon and Firefox crashed.

Third link: http://www.funfacecam.com/fun/games/118/blonde-wavy-sculpted-beehive-updo.html
Just crashed.

These crashes are reported and waiting for reply.