anchor.diff:              params[0] = document.getElementById("firstName").value;
               params[1] = document.getElementById("lastName").value;
               params[2] = document.getElementById("nciIdentifier").value;
  +            params[3] = document.getElementById("healthcareSite-hidden").value;
               
               SearchResearchStaffAjaxFacade.getTable(parameterMap, params, showTable);
           }
  
positive.code: 
  <html>
  <head>
     <script type="text/javascript" src="<c:url value="/js/extremecomponents.js"/>"></script>        
     <tags:dwrJavascriptLink objects="SearchResearchStaffAjaxFacade"/>
     <style type="text/css">
          div.content {
              padding: 5px 15px;
          }
     </style>
      <script type="text/javascript">
          function buildTable(form) {
          	params = new Array(3);
  			var parameterMap = getParameterMap(form);
  
negative.code:                     <input type="text" name="nciIdentifier" id="nciIdentifier"/>
                  </div>
              </div>
              <div class="row">
                  <div class="label">
                      Organization:
                  </div>
                  <div class="value">
                  	 <input type="hidden" id="healthcareSite-hidden"
  					name="healthcareSite" value="${command.healthcareSite.id}" /> <input
  					id="healthcareSite-input" size="60" type="text" name="xyz"
  					value="${command.healthcareSite.name}"
  					class="autocomplete validate-notEmpty" /> 
  					<input type="button" id="healthcareSite-clear"
                          value="Clear"/>
  					<tags:indicator	id="healthcareSite-indicator" />
  				<div id="healthcareSite-choices" class="autocomplete"></div>
                  </div>
              </div>
              <div class="row">
                  <div class="value">
                      <input type='button' onClick="buildTable('searchForm');" value='Search' title='Search'/>
  