anchor.diff:          <script type="text/javascript">
               function doSearch()
               {
  +                if (freestyleForm.limit.value == null || freestyleForm.limit.value.length == 0 || isNaN(freestyleForm.limit.value))
  +                {
  +                    alert("The maximum number of possible results is not valid, please correct.");
  +                    freestyleForm.limit.focus();
  +                    return;
  +                }
  +                if (freestyleForm.score.value == null || freestyleForm.score.value.length == 0 || isNaN(freestyleForm.score.value))
  +                {
  +                    alert("The number of top score groups is not valid, please correct.");
  +                    freestyleForm.score.focus();
  +                    return;
  +                }
                   workingmsg.innerHTML = "Searching, please wait...";
                   freestyleForm.search.disabled = true;
  +                freestyleForm.submit();
               }
               function toggleOptions()
               {
  
positive.code: <!-- Copyright ScenPro, Inc. 2005
       $Header: /share/content/gforge/freestylesearch/freestylesearch/ui/jsp/freestylesearch.jsp,v 1.4 2006-07-24 14:55:21 hebell Exp $
       $Name: not supported by cvs2svn $
  -->
  <%@ taglib uri="/tags/struts-bean" prefix="bean" %>
  
negative.code:         </tr></table>
          <hr></div>
          <p style="text-align: center"><html:text property="phrase" styleClass="std" style="width: 5in" />&nbsp;&nbsp;
          <html:button property="search" styleClass="but2" onclick="doSearch();">Search</html:button><br/><span id="workingmsg" style="color: #0000ff; font-weight: bold">&nbsp;</span></p><hr/>
          <html:errors />
  <%
      Vector results = (Vector) pageContext.getRequest().getAttribute(FreestyleSearch._results);
  