From the Firefox menu bar, select Tools -> Options -> Content and make sure the third box down entitled "Enable JavaScript" is checked.

Your Firefox and plug-ins are outdated and introducing security risks to you. This can allow malicious people on the internet to take control of your machine without you knowing. Download a new version of Firefox. Uninstall the old version, then install the new version.

After updating Firefox, to update your plug-ins, go to:

    https://www.mozilla.org/en-US/plugincheck/

and find the ones to be updated, then update them.

sctl - What's going on here?

"Your Firefox and plug-ins are outdated . . .". Not really surprising when the question is a year old.

whoops ... asleep at the keyboard! mea culpa, all.