In Bloons Tower Defense 4, when there is a lot of action on the screen, right-clicking the screen causes the flash menu to come up (seen below) and you can't close it, causing you to lose the game. This script switches your right-mouse button to a left-click and hold, so you don't accidentally open the flash menu. Additionally, now you can right-click the fast-foward button in the bloons game and the left-mouse button will be held down for you. Right-click or left-click again to disable it.
Here is how you can have Google Maps automatically center at the user's location based on their IP Address.
First, download the latest free GeoCity Lite Binary data from here: http://www.maxmind.com/app/geolitecity (click the link that says Download the latest GeoLite City Binary Format)
Next, download the PHP Pure APIs from http://www.maxmind.com/app/php. The files you want to snag are geoipcity.inc and geoipregionvars.php.
Couple of things to mention: