function addEvent(obj, evType, fn){ 
try {
 if (obj.addEventListener){ 
   obj.addEventListener(evType, fn, false); 
   return true; 
 } else if (obj.attachEvent){ 
   var r = obj.attachEvent("on"+evType, fn); 
   return r; 
 } else { 
   return false; 
 } 
}catch(err) {}
}

function changePage(newLoc)
 {
   nextPage = newLoc.options[newLoc.selectedIndex].value
		
   if (nextPage != "")
   {
      document.location.href = nextPage
   }
 }