anchor.diff:  								&nbsp;
   							</td>
   						</tr>
  -
   					</tbody>
   				</table>
   			</div>
   			&nbsp;
   		</td>
   	</tr>
  -
  -
  +	
   	<tr id="datumMatrixDivRow">
   		<td class="completeLabelNoTopBottom" valign="top" colspan="2">
   			<div id="datumMatrixDiv" style="display: block;">
  
positive.code: 			&nbsp;
  		</td>
  	</tr>
  
  	<tr>
  		<td class="leftLabel" valign="top">
  			<input type="button" value="Delete"
  
negative.code: 			<div id="datumColumnsDiv" style="display: block;">
  				<table id="datumColumnsTable" class="smalltable" border="0">
  					<tbody id="datumColumns">
  						<tr id="datumColumnPattern" style="display: none;">						
  							<td>
  								<input id="datumColumnId" type="hidden" value="datumColumnId" />
  								<input id="datumOrConditionColumn" type="hidden" value="datumOrConditionColumn" />
  