using Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.2) Gecko/20040806
uname -r = 2.6.7-1.494.2.2 : Fedora Core 2
processor 2.6GHz Pentium4 with 512Mb memory, ATI Mobility 9000
1> visit the site http://free.grisoft.com/freeweb.php/doc/4/lng/us/tpl/v5
2> the X process uses all available processor cycles, keyboard and mouse
responce significantly slowed.
3> leave site and X process returns to "normal"
everything is ok
and it would be a mozilla bug in any event. on my SMP machine, X and firefox
each take a CPU.