code: protected String buildAjaxWaitMessage() {
  
          StringBuffer html = new StringBuffer(512);
          html.append("<table border='0' style='vertical-align:middle; height: 150px;'>\n");
          html.append("<tr><td width='40' align='center' valign='middle'><img src='");
          html.append(CmsWorkplace.getSkinUri());
          html.append("commons/wait.gif' id='ajaxreport-img' width='32' height='32' alt=''></td>\n");
          html.append("<td valign='middle'><span id='ajaxreport-txt' style='color: #000099; font-weight: bold;'>\n");
          html.append(key(org.opencms.workplace.Messages.GUI_AJAX_REPORT_WAIT_0));
          html.append("</span><br></td></tr></table>\n");
          return html.toString();
      }
docs: Returns ajax wait message.<p>
  
  @return html code