code: function getPosition(element) {
          var pos = {'left': 0, 'top': 0};
          do {
              pos.top += element.offsetTop || 0;
              pos.left += element.offsetLeft || 0;
              element = element.offsetParent;
          }
          while (element);
          return pos;
      }
docs: Get position
  @param element
  @returns {{left: number, top: number}}