<?php
  $pictures = array('brakes.png', 'headlight.png',
                    'spark_plug.png', 'steering_wheel.png',
                    'tire.png', 'wiper_blade.png');

  shuffle($pictures);
?>
<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <title>Bobovy autodíly</title>
  </head>
  <body>
    <h1>Bobovy autodíly</h1>
    <div align="center">
    <table style="width: 100%; border: 0">
      <tr>
      <?php
        for ($i = 0; $i < 3; $i++) {
          echo "<td style=\"width: 33%; text-align: center\">
                <img src=\"";
          echo $pictures[$i];
          echo "\"/></td>";
        }
      ?>
      </tr>
    </table>
    </div>
  </body>
</html>
