anchor.diff:            </c:forEach>
           </tr>
   
  -        <tr>
  +        <c:if test="${fn:length(resultsTable.columns) > 1}">
  +          <%-- put in left, right, hide and show buttons --%>
  +        
  +          <tr>
             <c:forEach var="column" items="${resultsTable.columns}" varStatus="status">
               <th align="center">
                 <div style="white-space:nowrap">
  
positive.code:               </c:choose>
              </c:set>
            
              <th align="center" rowspan="2">
                <html:multibox property="selectedObjects" styleId="selectedObjects_${status.index}${dataType}"
                               onclick="selectColumnCheckbox(${status.index}, '${dataType}')"
                               disabled="${resultsTable.maxRetrievableIndex > resultsTable.size ? 'false' : 'true'}">
  
negative.code:               </html:multibox>
              </th>
  
              <th align="center" valign="top" style="${headerStyle}">
                <div>
                  <c:out value="${fn:replace(column.name, '.', ' > ')}"/>
                </div>
  