var canvas = document.getElementById('tutorial');

  // Make sure we don't execute when canvas isn't supported

  if (canvas.getContext){

    // use getContext to use the canvas for drawing

    var ctx = canvas.getContext('2d');

    // Draw shapes

    ctx.beginPath();

    ctx.arc(75,75,50,0,Math.PI*2,true); // Outer circle

    ctx.moveTo(110,75);

    ctx.arc(75,75,35,0,Math.PI,false);   // Mouth

    ctx.moveTo(65,65);

    ctx.arc(60,65,5,0,Math.PI*2,true);  // Left eye

    ctx.moveTo(95,65);

    ctx.arc(90,65,5,0,Math.PI*2,true);  // Right eye

    ctx.stroke();

  }