1. In a computerized system mounted on a vehicle including a cabin and an engine, the system including a visible (VIS/NIR) camera sensitive to visible/near infrared VIS/NIR) light, the VIS/NIR camera mounted inside the cabin, wherein the VIS/NIR camera acquires consecutively in real time a plurality of image frames including respectively a plurality of VIS/NIR images of an object within a field of view of the VIS/NIR camera, a method for detecting the object, the method comprising the steps of: (a) providing a FIR camera mounted on the vehicle in front of the engine, wherein said FIR camera acquires consecutively in real time a plurality of FIR image frames including respectively a plurality of FIR images of an object within a field of view of said FIR camera, wherein at least one of said FIR images is of the environment of the vehicle; and (b) simultaneous processing at least one of said FIR images and at least one of the VIS/NIR images, thereby producing a detected object when the object is present in said environment.