anchor.diff:    <div class="col-md-6">
       <div class="panel panel-default">
         <div class="panel-heading">
  -        <h3 class="panel-title">Choose the event uei that will trigger this notification.</h3>
  +        <h3 class="panel-title">Choose the event UEI that will trigger this notification.</h3>
         </div>
         <table class="table table-condensed">
           <tr>
             <td valign="top" align="left">
               <div class="form-group">
                 <label for="uei" class="control-label">Events</label>
  +              <input id="uei-list-filter" name="uei-list-filter" type="text" class="form-control" size="96" value="" placeholder="Filter displayed events..." />
                 <select id="uei" name="uei" class="form-control" size="20" >
                 <%=buildEventSelect(newNotice)%>
                 </select>
  
positive.code: 
  $(document).ready(function() {
  
    $("select#uei").change(function(e) {
      var label = $(e.target.options[e.target.selectedIndex]).text();
      $('#regexp').prop('disabled', label !== 'REGEX_FIELD');
  
negative.code: 
  </script>
  
  <div id="filteringModal" class="modal fade" tabindex="-1">
    <div class="modal-dialog modal-sm">
      <div class="modal-content">
        <div class="modal-body">
          <i class="fa fa-spinner"></i> Filtering
        </div>
      </div>
    </div>
  </div>
  
  <h2><%=(newNotice.getName()!=null ? "Editing notice: " + newNotice.getName() + "<br/>" : "")%></h2>
  
  <form method="post" name="events"
  