code: public String buildHtmlHelpStart(String cssFile, boolean transitional) {
  
          StringBuffer result = new StringBuffer(8);
          if (transitional) {
              result.append("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">\n");
          } else {
              result.append("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01//EN\">\n");
          }
          result.append("<html>\n");
          result.append("<head>\n");
          result.append("\t<meta HTTP-EQUIV=\"Content-Type\" CONTENT=\"text/html; charset=utf-8");
          result.append("\">\n");
          result.append("\t<title>");
          if (CmsStringUtil.isNotEmpty(getParamHelpresource())) {
              result.append(getJsp().property(
                  CmsPropertyDefinition.PROPERTY_TITLE,
                  getParamHelpresource(),
                  key(Messages.GUI_HELP_FRAMESET_TITLE_0)));
          } else {
              result.append(key(Messages.GUI_HELP_FRAMESET_TITLE_0));
          }
          result.append("</title>\n");
          result.append("\t<link rel=\"stylesheet\" type=\"text/css\" href=\"");
          result.append(getStyleUri(getJsp(), cssFile)).append("\">\n");
          result.append("</head>\n");
          return result.toString();
      }
docs: Returns the HTML for the start of the page.<p>
  
  @param cssFile the CSS file name to use
  @param transitional if true, transitional doctype is used
  @return the HTML for the start of the page