|Clear | interval 30 (default) | interval 20 | interval 10 | interval 5 | interval 1|
Click on the map to place a marker.
Routes up to 30 miles from the marker are calculated automatically.
The blue circle has radius 30 miles.
Fast in Firefox, slow in IE. (What a surprise!)
The interval value means every how many degrees a point should be calculated on a circle around the center marker. (lower interval means more points and longer processing time)