examples/jspsych-image-button-response.html

<!DOCTYPE html>
<html>
  <head>
    <script src="../jspsych.js"></script>
    <script src="../plugins/jspsych-image-button-response.js"></script>
    <link rel="stylesheet" href="../css/jspsych.css"></link>
    <style>
      img { width: 300px; }
    </style>
  </head>
  <body></body>
  <script>

  var timeline = [];

  timeline.push({
    type: 'image-button-response',
    stimulus: 'img/happy_face_1.jpg',
    choices: ['Happy', 'Sad'],
    prompt: "<p>What emotion is this person showing?</p>"
  });

  timeline.push({
    type: 'image-button-response',
    stimulus: 'img/happy_face_2.jpg',
    choices: ['Happy', 'Sad'],
    stimulus_duration: 1000,
    prompt: "<p>What emotion is this person showing? (image disappears after 1s)</p>"
  });

  timeline.push({
    type: 'image-button-response',
    stimulus: 'img/happy_face_3.jpg',
    choices: ['Happy', 'Sad'],
    trial_duration: 2000,
    response_ends_trial: false,
    prompt: "<p>What emotion is this person showing? (trial ends after 2s)</p>"
  });

  jsPsych.init({
    timeline: timeline,
    on_finish: function(){jsPsych.data.displayData();}
  });

  </script>
</html>