code: public String getKeywords()
      {
          if (this.getProperty(XMLTags.META_KEYWORDS) != null)
              return this.getProperty(XMLTags.META_KEYWORDS);
          return DBConstants.BLANK;  // Override this
      }
docs: Get the name of the stylesheet.
  If no path, assumes docs/styles/.
  If no extension, assumes .xsl.
  @return The name of the stylesheet.