BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective exploded view of an exemplary snow blade mounting system that can be used in accordance with the present invention; FIG. 2 is a side view of one embodiment of the jack assembly in accordance with the present invention; FIG. 3 is a side view of a second embodiment of the jack assembly in accordance with the present invention; FIG. 4 is an ex