Change in Board of Directors. Individuals who, as of the date hereof, constitute the Board, and any new director whose election by the Board or nomination for election by the Company’s stockholders was approved by a vote of at least two thirds of the directors then still in office who were directors on the date hereof or whose election or nomination for election was previously so approved (collectively, the “Continuing Directors”), cease for any reason to constitute at least a majority of the members of the Board;