Disable XPI Install Delay

Disable XPI Install Delay is a a plugin for Firefox that willdisable that delay when installing XPI files. This means that new plugins and themes will be installed immediately. Ok, it's not more than 4 or 5 seconds, but sometimes it's annoying to wait for them. The main advantage of Disable XPI Install Delay is that it also works on Thunderbird, SunBird, SeaMonkey and Mozilla Suite. Once you install it, the next time you'll install a new add-on you'll see a message warning you that the delay is going to disappear from then on. accept it and enjoy.