1. A driver assistance system for a vehicle, said driver assistance system comprising: an imaging device having a field of view forward of a vehicle equipped with said driver assistance system and in a direction of travel of the equipped vehicle, and wherein said imaging device is operable to capture image data; an image processor operable to process image data captured by said imaging device; wherein the equipped vehicle comprises an adaptive speed control system for controlling the speed of the equipped vehicle; wherein the speed of the equipped vehicle is controlled by said adaptive speed control system at least in part responsive to processing by said image processor of image data captured by said imaging device of traffic signage; wherein an information display displays the speed of the equipped vehicle at or near a display of the speed limit for the road along which the equipped vehicle is traveling for viewing by the driver of the equipped vehicle and wherein the speed limit is determined via recognition of a speed limit sign based at least in part on image data processed by said image processor; and wherein said information display displays information for viewing by the driver of the equipped vehicle when the difference between the speed of the equipped vehicle and the speed limit for the road along which the equipped vehicle is traveling reaches a threshold amount, and wherein said threshold amount is dynamic and responsive to the speed limit for the road along which the equipped vehicle is traveling.