anchor.diff:  								border="1">
   								<tbody id="datumColumnsDisplay">
   									<tr id="datumColumnPatternRowDisplay">
  -										<td id="datumColumnPatternDisplay" style="display: none;">
  -											<span id="datumColumnNameDisplay" class="greyFont2">datumColumnName</span>
  +										<td id="datumColumnPatternDisplay" style="display: none;">										
  +										<input class="noBorderButton" id="datumColumnNameDisplay" type="button"
  +											size="2" value="datumColumnNameDisplay" onclick="editColumn(this.id)" />
   											(<span id="datumColumnValueTypeDisplay" class="greyFont2">ValueType</span>,
   											<span id="datumColumnValueUnitDisplay" class="greyFont2">ValueUnit</span>)
   										</td>
  
positive.code: 
  	</tr>
  </table>
  
  <table border="0" align="center" class="smalltable3"
  	id="populateDataTable" style="display: none;" width="90%">
  	<tr>
  
negative.code: 									size="2" value="datumColumnName" onclick="editColumn(this.id)" />
  								
  								-->
  								<span id="datumColumnName" class="greyFont2">datumColumnName</span>
  								(<span id="datumColumnValueType" class="greyFont2">ValueType</span>,
  								<span id="datumColumnValueUnit" class="greyFont2"><strong>ValueUnit</strong></span>)
  							</td>
  							<td>
  