code: public XHTMLText appendLineItemTag(String style) {
          text.halfOpenElement(LI);
          text.optAttribute(STYLE, style);
          text.rightAngleBracket();
          return this;
      }
docs: Appends a tag that indicates the start of a new line item within a list.
  
  @param style the style of the line item
  
  @return this.