Way to find all elements on a page with a negative text-indent value for Dan Yoachim

find_lefts.js

function find_lefts() {
  var all = document.getElementsByTagName('*');
  var left_elements = [];
  for (var i=0;i<all.length;i++) {
    ti = window.getComputedStyle(all[i]).getPropertyValue('text-indent');
    if (ti.match(/-/)) {
      left_elements.push(all[i]);
    }
  }
  return left_elements;
}