anchor.diff:                          </html:select>
                         </td>
                         <td valign="top" align="center">
  -                        <span id="operandEditSpan">
  +                        <span id="operandEditSpan0">
                             <html:text property="attributeValue"/><br/>
                             <%-- might want to show up arrow --%>
                             <c:if test="${!empty attributeOptions}">
  
positive.code:         
          <script type="text/javascript">
          <!--
          initConstraintForm(document.mainForm);
          //-->
          </script>
          </div>
  
negative.code:                     </c:when>
                      <c:otherwise>
                        <td valign="top">
                          <html:select property="attributeOp" onchange="updateConstraintForm(0, this.form.attributeOp, this.form.attributeOptions, this.form.attributeValue)">
                            <c:forEach items="${attributeOps}" var="attributeOp">
                              <html:option value="${attributeOp.key}">
                                <c:out value="${attributeOp.value}"/>
  