anchor.diff:  					</tr>
   					<tr>
   						<td colspan="2"><input type="submit" value="Add Concept"
  -							class="button"></td>
  +							class="button" onclick="showFormProcessing()"
  +							onsubmit="hideFormProcessing()"></td>
   					</tr>
   				</table>
   
  
positive.code: 		return ret;
  	});
  
  	$(document).ready(showProcessing);
  
  	function showProcessing() {
  		var $loading = $('#loadingDiv').hide();
  		$(document).ajaxStart(function() {
  			$loading.show();
  
negative.code: 	</tr>
  	<tr>
  		<td><div>
  				Add a new concept here. <img alt="" id="loadingDiv" width="16px"
  					height="16px"
  					src="${pageContext.servletContext.contextPath}/resources/img/ajax_process_16x16.gif"
  					class="none">
  			</div></td>
  	</tr>
  