It is intended that no change in the current number of trustees shall be effected, except through the course of the regular village elections for the years of 1968 and 1969. Until the regular village election for the year of 1968, there will be the present number of trustees and in addition thereto the president. At the regular village election for the year 1968, and at each election thereafter, four councilmen will be elected in accordance with the provisions of this Charter. At the regular village election for the year of 1968, and thereafter the council will consist of seven councilmen out of which number the president shall be elected according to the provisions of this Charter.