anchor.diff:  											</tr>
   											</c:if>
   										</c:forEach>
  +										
  +											
   									</table>
  +									<span style="margin-left:2px">
  +									<tags:button type="button" color="blue" icon="add" value="Add Answer" 
  +													onclick="RowManager.addRow(RowManager.getNestedRowInserter(stratRowInserterProps_${epochCount.index},${status.index}));" size="small"/>
  +											</span>
   								</td>
   							</tr>
                       		</table>											
  
positive.code: 	<div>
  		<input type="hidden" id="_action" name="_action" value=""> 
  		<input type="hidden" id="_selectedEpoch" name="_selectedEpoch" value=""> 
  		<input	type="hidden" id="_selectedStratification" name="_selectedStratification" value=""> 
  		<input type="hidden" id="_selectedAnswer" name="_selectedAnswer" value="">
  		<input type="hidden" id="generateGroups" name="generateGroups" value="false"/>
  		<input type="hidden" id="epochId" name="epochId"/>
  
negative.code: 								</td>
  								<td>
  									<table class="" id="table1" width="50%">
  										
  										<c:forEach var="answer" varStatus="statusAns"
  											items="${command.study.epochs[epochCount.index].stratificationCriteria[status.index].permissibleAnswers}">
  											<c:if test="${epoch.stratificationIndicator == 'true' }">
  