Advanced Vietnamese Input Method (AVIM). This extension will allows you to type Vietnamese directly inside FF without any additional software installed.
The AVIM add-on is cross-platform and it works on Mac OS X, Windows and Linux.
NOTE: In order to use it you should also disable other JavaScript Vietnamese Input Method.
Here are some key features of "AVIM":
· AVIM supports four standard input methods (Telex, VNI, and two varieties of VIQR), as well as a default ???Auto??