images_loaded=0;
    
    function load_rollovers() {
             if (document.images) {  
                rollover = new MakeArray(18)
                rollover[0].src = "/images/college/1_off.gif"
                rollover[1].src = "/images/college/1_on.gif"
                rollover[2].src = "/images/college/2_off.gif"
                rollover[3].src = "/images/college/2_on.gif"
                rollover[4].src = "/images/college/3_off.gif"
                rollover[5].src = "/images/college/3_on.gif"
                rollover[6].src = "/images/college/4_off.gif"
                rollover[7].src = "/images/college/4_on.gif"
                rollover[8].src = "/images/college/5_off.gif"
                rollover[9].src = "/images/college/5_on.gif"
                rollover[10].src = "/images/college/6_off.gif"
                rollover[11].src = "/images/college/6_on.gif"
                rollover[12].src = "/images/college/7_off.gif"
                rollover[13].src = "/images/college/7_on.gif"
                rollover[14].src = "/images/college/8_off.gif"
                rollover[15].src = "/images/college/8_on.gif"
                rollover[16].src = "/images/college/9_off.gif"
                rollover[17].src = "/images/college/9_on.gif"

                images_loaded=1;
                                
             }
                
}



        function MakeArray(n) {
                this.length = n
                for (var i = 0; i< n; i++) {
                        this[i] = new Image()
                }
                return this
        }

   

        function chng_rollover(imgName,ro_Num) {
                if (document.images) {
                        document [imgName].src = rollover[ro_Num].src;
                }
        }