Firefox is a very popular browser.  Be it in the speed which it displays a webpage, it downloads a file or the number of plugins available for further making the browser user-friendly, Mozila Firefox stands ahead of other browsers.

It is really disturbing to see certain websites resizes the browser window.  This is how to disable them doing so in firefox.

1.   Click on "Tools" menu and select "Options".



2.   Click on the "Content" tab.

3.   Opposite to the check box name "Enable Javascript", you can find a button named "Advanced".  Click on it.