How to use selenium web driver to refer to the running instance of web browser?

Question

I want to change text in the TextBox in Web Page of currently opened web browser(Chrome, FF,IE).

After many unsuccessful searched I got to know that it can be possible using selenium web Driver. But the problem is that I don't know how to use it. :(

So please tell me how I can use Selenium Web Driver?

Can I connect selenium with Already opened web browser?

Thank You In Advance.

Answer 1

This is one of the oldest and possibly most requested features.

https://code.google.com/p/selenium/issues/detail?id=18

Sadly, it is not yet implemented. Happily, the selenium project is open source! All it needs is for someone who has the ability and desire to solve this problem to submit a patch.