anchor.diff:  								<html:text property="limit" size="5" maxlength="5"/>
   						</td><td align="right">
   						</td><td align="right">
  -							<html:submit property="op" value="Apply"/>
  -							<html:submit property="op" value="Search Deeper"/>
  +							<html:submit onclick="displayLoading();" property="op" value="Apply"/>
  +							<html:submit onclick="displayLoading();" property="op" value="Search Deeper"/>
   							<logic:equal name="model" property="suggestionsTimeoutReached" value="true">
  -								<html:submit property="op" value="Search Longer"/>
  +								<html:submit onclick="displayLoading();" property="op" value="Search Longer"/>
   							</logic:equal>
   						</td></tr>
   					</table>
  
positive.code: <script language="JavaScript" type="text/javascript" src="scripts/block.js"></script>
  <tiles:importAttribute />
  <html:form action="/examInfo">
  	<html:submit property="op" value="Apply" style="display:none;"/>
  	<html:hidden property="depth"/>
  	<html:hidden property="timeout"/>
  	<bean:define id="model" name="examInfoForm" property="model"/>
  
negative.code: 								<html:options property="roomOrders"/>
  							</html:select>
  					</td><td align="right">
  						<html:submit onclick="displayLoading();" property="op" value="Apply"/>
  					</td></tr>
  				</table>
  			</td></tr>
  