jquery - load() runt geen php

$('#instellingen').click(function(){
  $('#dashboard').click(function(){
        document.title = 'Novara Bank - Dashboard';
        window.history.pushState('Dashboard', 'Dashboard', '/');
        $(".content-wrapper").load("/paneel/pages/dashboard.php", function(response, status, xhr) {
        if (status === "error") {
          document.title = 'Novara Bank - 404';
          $('.content-wrapper').load('/paneel/pages/404.php');
          window.history.pushState('404', '404', '404');
        }
        });
      });

<section class="content-header">
  <h1>
    Dashboard
    <small>Novara Bank</small>
  </h1>
  <ol class="breadcrumb">
    <li><a href="/paneel/"><i class="fa fa-dashboard"></i> Novara Bank</a></li>
    <li class="active">Dashboard</li>
  </ol>
</section>
<section class="content">
  <div class="row">
    <div class="col-lg-3 col-xs-6">
      <div class="small-box bg-aqua">
        <div class="inner">
          <h3>0</h3>
          <p>Promoties</p>
        </div>
        <div class="icon">
          <i class="fa fa-plus"></i>
        </div>
      </div>
    </div>
    <div class="col-lg-3 col-xs-6">
      <div class="small-box bg-green">
        <div class="inner">
          <h3>
          <?php
          $accounts = $mysqli->query("SELECT * FROM `leden`");
          echo $accounts->num_rows;
          ?>
          </h3>
          <p><?php if ($accounts->num_rows === 1) { echo 'Account'; } else { echo 'Accounts'; }?></p>
        </div>
        <div class="icon">
          <i class="fa fa-users"></i>
        </div>
      </div>
    </div>
    <div class="col-lg-3 col-xs-6">
      <div class="small-box bg-yellow">
        <div class="inner">
          <h3>0</h3>
          <p>Waarschuwingen</p>
        </div>
        <div class="icon">
          <i class="fa fa-ban"></i>
        </div>
      </div>
    </div>
    <div class="col-lg-3 col-xs-6">
      <div class="small-box bg-red">
        <div class="inner">
          <h3>0</h3>
          <p>Unieke bezoekers</p>
        </div>
        <div class="icon">
          <i class="fa fa-pie-chart"></i>
        </div>
      </div>
    </div>
  </div>
</section>