PDF problems? ' Firefox won't open a PDF link in the browser, screen just shows blank'. http://support.mozilla.org/ak/questi...#answer-330248
answer: Disabled NPAPI Plugin > go to Firefox Mac Toolbar > Tools > Add-ons > Plugins check and DISABLE Adobe Acrobat NPAPI Plug-in Version 10.1.3




'Blocklisting' What users will see
https://wiki.mozilla.org/Blocklisting
&
https://addons.mozilla.org/en-US/firefox/blocked/p89

related: http://support.mozilla.org/en-US/kb/Add-ons%20Blocklist

all things Java http://kb.mozillazine.org/Java#Testing_Java