get element position JS

gistfile1.txt

function getOffset(el) {
  el = el.getBoundingClientRect();
  return {
    left: el.left + window.scrollX,
    top: el.top + window.scrollY
  }
}

var el = document.getElementById('my-beautiful-div');
var position = getOffset(el);
console.log(position);
window.scroll(0, position.top);