anchor.diff:  					property="achar.derivedBioAssayDataList" id="derivedBioAssayData"
   					indexId="fileInd">
   					<c:if
  -						test="${!empty derivedBioAssayData.fileBean.domainFile.description 
  +						test="${!empty derivedBioAssayData.fileBean.domainFile.description
   							&& derivedBioAssayData.fileBean.hidden ne 'true'}">
   						<tr>
   							<th class="leftLabel" valign="top">
  
positive.code: 							</th>
  							<td class="rightLabel" valign="top">
  								<c:choose>
  									<c:when
  										test="${derivedBioAssayData.fileBean.hidden eq 'true'}">
  									Private file
  								</c:when>
  									<c:otherwise>
  
negative.code: 										<c:param name="location" value="${location}" />
  									</c:url>
  									<a href="${exportUrl}"><img src="images/icon_excel_23x.gif"
  											alt="export characterization detail"
  											title="export characterization detail" border="0"> </a>
  								</td>
  							</tr>
  						</table>
  