anchor.diff:  
   							<tr>
   								<td colspan="2"><input type="hidden" id="registration" /> <input
  -									id="registration-input" size="52" type="text" name="searchText" /> <tags:indicator
  -									id="registration-indicator" />
  +									id="registration-input" size="52" type="text" name="searchText" class="validate-notEmpty" />
  +								<tags:indicator id="registration-indicator" />
   								<div id="registration-choices" class="autocomplete"></div>
   								<p id="registration-selected" style="display: none">You've
   								selected <span id="registration-selected-name"></span>.</p>
  
positive.code: 							</tr>
  							<tr>
  								<td>
  								<div id="SubjectSearchMessage" style="display:none;">
  								<p id="instructions">Please search a Subject</p>
  								</div>
  								<div id="StudySearchMessage" style="display:none;">
  
negative.code: 							<tr>
  								<td align="right" width="15%"><select name="select" id="select"
  									onChange="manageSelectBox(this);">
  									<option value="Subject">Subject</option>
  									<option value="Study">Study</option>
  									<option value="Id">Registration Identifier</option>
  								</select></td>
  
  								<td align="left">
  								<div name="SubjectSearch" id="SubjectSearch"><select
  									name="SubjectOption" id="SubjectOption">
  									<c:forEach items="${searchTypeRefDataPrt}" var="option">
  										<option value="${option.code }">${option.desc }</option>
  									</c:forEach>
  								</select></div>
  								<div name="StudySearch" id="StudySearch" style="display:none;"><select
  									name="StudyOption" id="StudyOption">
  									<c:forEach items="${searchTypeRefDataStudy}" var="option">
  										<option value="${option.code }">${option.desc }</option>
  									</c:forEach>
  