anchor.diff:  
   				OLAPStr3 += " test_date)";
   				
  -				out.println("<br>" + OLAPStr1 + OLAPStr2 + OLAPStr3);
  +				//out.println("<br>" + OLAPStr1 + OLAPStr2 + OLAPStr3);
   
   				doOLAP = m_con.createStatement();
   				ResultSet rset = doOLAP.executeQuery(OLAPStr1 + OLAPStr2 + OLAPStr3);
  
positive.code:     <BODY> 
  		<%
  			//only admin can use
  			try{
  				if (!(((String) session.getAttribute("class")).equals("a"))){
  					throw new Exception();
  				}
  			} catch (Exception e){
  				response.sendError(HttpServletResponse.SC_FORBIDDEN);
  			}
  		%>
  
  		<%
  
negative.code: 		        }
  
  				if(hasPatient) {
  					OLAPStr1 += "p.person_id, ";
  					OLAPStr3 += "p.person_id, ";
  				}
  
  				if(hasType) {
  