static String getSpanForUnresolvedItem() {
    TextAttributes attributes =
      EditorColorsManager.getInstance().getGlobalScheme().getAttributes(CodeInsightColors.WRONG_REFERENCES_ATTRIBUTES);
    Color color = attributes.getForegroundColor();
    String htmlColor = color == null ? "red" : ColorUtil.toHtmlColor(color);
    return "<span style=\"color:" + htmlColor + "\">";
  }
static String getSpanForUnresolvedItem()