Rated 5 out of 5 stars

If the code is open, you can see and use the sample?
https://addons.mozilla.org/en-US/firefox/addon/browsermasquerade/

Modify?

new Date().toLocaleString(); // 4 February 2012 г. 00:00:00
123456.789.toLocaleString(); // 123 456,789

This review is for a previous version of the add-on (1.1). 

Rated 5 out of 5 stars

Modify?

new Date().toLocaleString(); // 4 February 2012 г. 00:00:00
123456.789.toLocaleString(); // 123 456,789

This review is for a previous version of the add-on (1.1).