Regarding efficiency and stability, the new Mozilla Firefox 3 includes the latest version of the Gecko engine and has improved Java performance. Also, Mozilla Firefox 3 has released a new online service called Plugin Check, which helps you check for new updates for your plugins – quite handy, especially if you're as addicted to Mozilla Firefox 3 addons as I am! Simply right click on the video and select the 'Full screen' mode to turn the browser into a media player.

What's more, you can try them on the browser before actually applying them, just by hovering your mouse over the theme's name.Īnother impressive new feature in Mozilla Firefox 3 is the native support for watching videos in full screen – as long as they've got the HTML5 'video' tag.

This version offers seamless integration with Personas, Mozilla's theme gallery for Firefox, which lets you apply new Firefox themes to your browser with a single mouse click. First of all, the interface in Mozilla Firefox 3 is now much easier to customize.

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