code: public void normalizeIndentation() {
          float max = 0;
      	Element o;
          for (Iterator i = list.iterator(); i.hasNext(); ) {
          	o = (Element)i.next();
              if (o instanceof ListItem) {
              	max = Math.max(max, ((ListItem)o).getIndentationLeft());
              }
          }
          for (Iterator i = list.iterator(); i.hasNext(); ) {
          	o = (Element)i.next();
              if (o instanceof ListItem) {
              	((ListItem)o).setIndentationLeft(max);
              }
          }
      }
docs: Makes sure all the items in the list have the same indentation.