var timer2ID = 0;
var toggle2 = 1;

function UpdateTimer2() {
   if(timer2ID) {
      clearTimeout(timer2ID);
   }
   if (toggle2) {
       toggle2 = 0;
       document.getElementById('CHGCOLOR2').style.backgroundColor = "#CC0000";
   } else {
       toggle2 = 1;
       document.getElementById('CHGCOLOR2').style.backgroundColor = "#336633";
   }
   timer2ID = setTimeout("UpdateTimer2()", 8000);
}