TyrLite now lets you to set a minimum lighting level for your map, allowing you to eliminate the totally dark spots in your map easily, without altering the lighting anywhere else. This means that TyrLite is now 100% compatible with Arghlite as well as offering the attenuation formula from IKLite. Grab the updated version here (39k).

For those who asked, here are the links for Arghlite (43k) and IKLite (62k).