anchor.diff:      String searchterms = request.getParameter("searchterms");
       String searchsource = request.getParameter("search-source");
   
  -    String mouseGene = request.getParameter("geneID");
  -    String geneSymbol = request.getParameter("geneSymbol");
       String whereClause = "";
       String resultCount = "";
       String newResults = "";
  
positive.code: 
     
  
      if((searchterms != null && !searchterms.isEmpty()) || mouseGene != null)
      {
        try
        {
    	    if(mouseGene != null)
    	    {
    	      whereClause = " gene_id=" + mouseGene + " or target_gene_id=" + mouseGene;
    	    }
  
    	    String mouseIDregex = "^#([0-9]+)$";
  
    	    if(searchterms != null && searchterms.matches(mouseIDregex))
  
negative.code: <%@page contentType="text/html;charset=UTF-8" language="java" %>
  <%@ page import="java.util.ArrayList"%>
  <%@ page import="edu.ucsf.mousedatabase.*"%>
  <%@ page import="edu.ucsf.mousedatabase.objects.MouseRecord"%>
  <%@ page import="static edu.ucsf.mousedatabase.HTMLUtilities.*"%>
  <%@page import="static edu.ucsf.mousedatabase.HTMLGeneration.*" %>
  <% boolean isXhr = request.getParameter("xhr") != null; %>
  <% if(!isXhr){ %>
    <%=getPageHeader(null,false,false, null) %>
    <%=getNavBar("search.jsp", false) %>
  