$(document).click();

var mousePosition;
$(window).on('mousemove', function (e) {
  mousePosition = {
    x: e.clientX,
    y: e.clientY
  }
});

function makeClick () {
  var el = document.elementFromPoint(mousePosition.x, mousePosition.y);
  $(el).click();
}

$("item").click();

document.getElementById('item').click();