I have found out that Firefox crashes because of the Flash plugin and this
applet:
http://www.werbeservice.de/files/flash_schilder/digi_schilder/digitaldruck_schilder_1_2008.swf
The version of my Flash plugin is 10.0 r32
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Firefox crashes on opening a website
Public bug reported:
Binary package hint: firefox-3.0
Firefox crashes on http://www.werbeservice.de/digitaldruck.html
ProblemType: Bug
Architecture: i386
DistroRelease: Ubuntu 9.04
Package: firefox-3.0 3.0.14+build2+nobinonly-0ubuntu0.9.04.1
ProcEnviron:
LANG=de_DE.UTF-8
SHELL=/bin/bash
** Attachment added: Dependencies.txt
http://launchpadlibrarian.net/32670699/Dependencies.txt
** Attachment added: ExtensionSummary.txt
http://launchpadlibrarian.net/32670700/ExtensionSummary.txt
** Attachment added: profiles.ini.txt