anchor.diff:                              <c:if test="${not empty expressionFacets}">
                               <li><a href="#section-expression">Expression</a></li>
                               </c:if>
  -                            <c:if test="${not empty impcExpressionFacets}">
  +                            <c:if test="${not empty impcExpressionImageFacets}">
                               <li><a href="#section-impc_expression">Expression</a></li>
                               </c:if>
                               <c:if test="${not empty impcImageFacets}">
  
positive.code:                             </c:if>
  
   							<!-- section for expression data here -->
  							<%-- <c:if test="${not empty impcExpressionFacets}"> --%>
                                  <div class="section">
                                      <h2 class="title" id="section-impc_expression">Expression <i class="fa fa-question-circle pull-right" title="Brief info about this panel"></i></h2>
                                      <div class="inner">
  
negative.code:                                         
                                      </div>
                                  </div>
                              </c:if> 
                                      
  
                              <!-- nicolas accordion for images here -->
  