anchor.diff:  		List<Staff> staffs = (List<Staff>) request.getAttribute("staffs");
   		if (staffs != null && staffs.size() > 0) {
   	%>
  -	<table border="1">
  +	<table border="1" style="width:100%">
   		<tr>
   			<td>Id</td>
   			<td>Full Name</td>
  
positive.code: 			<td><%=staff.getPhoneNumber()%></td>
  			<td><%=staff.getIdentityCard()%></td>
  			<td><%=type%></td>
  		</tr>
  		<%
  			}
  
negative.code: 			<td>Phone Number</td>
  			<td>Identity Card</td>
  			<td>Type</td>
  			<td></td>
  		</tr>
  		<%
  			for (Staff staff : staffs) {
  