bezier.js Example File
script/context2d/scripts/bezier.js
 
 function drawShape() {
 
 var canvas = document.getElementById('tutorial');
   
   if (canvas.getContext){
     
     var ctx = canvas.getContext('2d');
     
     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();