private void addToNonEmptyForward(Items list) {
   if (nonEmptyItemsWithID == null) nonEmptyItemsWithID = new DoublyLinkedListImpl<Items>();
   Enumeration<Items> it = nonEmptyItemsWithID.elements();
   while (it.hasMoreElements()) {
     Items compare = it.nextElement();
     if (compare.timeLastSent >= list.timeLastSent) {
       nonEmptyItemsWithID.insertPrev(compare, list);
       return;
     }
   }
   nonEmptyItemsWithID.unshift(list);
 }