To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
ĐóngChào mừng đến với tiện ích Firefox.
Choose from thousands of extra features and styles to make Firefox your own.
ĐóngGiới thiệu về Tiện ích này
You may go to the next and the previous number.
This add-on is meant to be easy to use and hence omits advanced features other similar add-ons provide.
Just hover your mouse over the location bar and use the arrows to navigate.