Typo.

Yeah, says Javascript:Void(null)

Then sometimes if I click a few times it goes through. Had this problem sometimes with older version of Firefox. So I went to Go> Utilities>Java Preferences>General>
Then I switched order from Java SE6 64-bit first to Java SE6 32-bit first and thought that's all smart and stuff, but it did not solve the problem...

Mid 2010 MacBook Pro 13"
2.4GHz, 750GB SATA HD, 8 GB RAM, OS 10.7.5
1 HDX1500 2TB Ext.HD, 2 HDX1500 1TB Ext.HD
HP Laserjet 6MP printing postscript via 10/100 Intel print server
Netgear WN2500RP Range Extender (Ira rocks!)
Linksys WRT1900AC Wireless Router
Brother MFC-9340CDW Color Laser
iPad Air