bezier.js Example File

  function drawShape() {
  // get the canvas element using the DOM
  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.moveTo(75,40);
      ctx.bezierCurveTo(75,37,70,25,50,25);
      ctx.bezierCurveTo(20,25,20,62.5,20,62.5);
      ctx.bezierCurveTo(20,80,40,102,75,120);
      ctx.bezierCurveTo(110,102,130,80,130,62.5);
      ctx.bezierCurveTo(130,62.5,130,25,100,25);
      ctx.bezierCurveTo(85,25,75,37,75,40);
      ctx.fill();
      ctx.globalAlpha = 0.5;
   }
  }

  drawShape();