Firefox Setup 3.6.11.exe	http://mozilla2.snt.utwente.nl//firefox/releases/3.6.11/win32/en-US/Firefox%20Setup%203.6.11.exe
Firefox Setup 6.0.1.exe	http://mozilla.cdn.leaseweb.com/firefox/releases/6.0.1/win32/en-US/Firefox%20Setup%206.0.1.exe