Mageia forum

Problem it's i can't get new openjdk 1.7 to work with firefox,openjdk 1.6 is working without any problems but 1.7 it's not working,i have try to change used java with update-alternatives --config java from root terminal but still openjdk 1.6 is used.

Have you reported that as a bug? https://wiki.mageia.org/en/How_to_report_a_bug_properly

Done.
https://bugs.mageia.org/show_bug.cgi?id=5037