code: function checkElementHitting(box1, box2) {
                      return (box2.beginX <= box1.beginX && box1.beginX <= box2.endX || box1.beginX <= box2.beginX && box2.beginX <= box1.endX) &&
                          (box2.beginY <= box1.beginY && box1.beginY <= box2.endY || box1.beginY <= box2.beginY && box2.beginY <= box1.endY);
                  }
docs: Check that 2 boxes hitting
  @param  {Object} box1
  @param  {Object} box2
  @return {Boolean} is hitting