css styles es2

⇜ Click to draw on this canvas

⇜ Click to draw on this canvas

The onclick handler called this function:

function draw_b() {
  var b_canvas = document.getElementById("b");
  var b_context = b_canvas.getContext("2d");
  b_context.fillRect(50, 25, 150, 100);
}

function draw_b2() {
  var b_canvas = document.getElementById("b");
  var b_context = b_canvas.getContext("2d");
  b_context.fillRect(150, 125, 150, 100);
}