anchor.diff:                          while (resultSet.next()) {
                   %>
                   <tr <%= "id=\"row:" + resultSet.getInt("employee_id") + "\""%>>
  -                    <td><%= counter++ %></td>
  +                    <td><%= counter++%></td>
                       <td><%= resultSet.getInt("employee_id")%></td>
                       <td><%= resultSet.getString("first_name")%></td>
                       <td><%= resultSet.getString("last_name")%></td>
  
positive.code:                                 "HR"
                          );
  
                          if ("name".equals(searchBy)) {
                              statement = connection.prepareStatement("SELECT * FROM Employees WHERE LOWER(first_name) LIKE ? OR LOWER(last_name) LIKE ?");
                              statement.setString(1, query);
                              statement.setString(2, query);
                          } else if ("email".equals(searchBy)) {
                              statement = connection.prepareStatement("SELECT * FROM Employees WHERE LOWER(email) LIKE ?");
                              statement.setString(1, query);
                          } else if ("phone".equals(searchBy)) {
                              statement = connection.prepareStatement("SELECT * FROM Employees WHERE LOWER(phone_number) LIKE ?");
                              statement.setString(1, query);
                          } else if ("salary".equals(searchBy)) {
                              statement = connection.prepareStatement("SELECT * FROM Employees WHERE LOWER(salary) LIKE ?");
                              statement.setString(1, query);
                          } else {
                              statement = connection.prepareStatement("SELECT * FROM Employees");
                          }
  
negative.code:         function showData(id) {
              var tr = document.getElementById("row:" + id);
              var nodes = tr.childNodes;
              var data = [];
              for (var i = 0; i < nodes.length; i++) {
                  var node = nodes[i];
                  if (node.nodeType === 1 && node.innerText !== 'show data') {
                      data.push(node.innerText);
                  }
              }
  
  