With a button: shows the password you wrote only when you click the button (Added the preference to leave the password shown on click.
Always: shows you the password you wrote always (even while you are typing).
When the password gets focus: shows you the password when the password gets the focus.
Note: This addon doesn't store or use your password in any way, it only shows you what you wrote in the password field.
************************ Disclaimer: In some sites the button could be seen not aligned or not working at all. This could be because that site doesn't respect the web standars.
