... enables inertia scrolling

Here is a pretty cool add-on for Firefox that gives you the same cool inertia scrolling on your UMPC like you see on the iPhone. Called Grab and Drag, it will enable inertia scroll which can be toggled on or off at the user’s convenience. Ian Weiner from Micro PC Talk indicated that there is a comprehensive group of settings allowing you to customize your inertia scrolling. Check out the video below and see just how smooth it is.