// ==UserScript==
// @name             The RIGHT
// @include          *
// @version          1.00
// ==/UserScript==

GM_addStyle(' * { direction: rtl; }');

var nodes = document.evaluate(
      '//text()',
      document, null,
      XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null
      );

for (var i = 0, elm; elm = nodes.snapshotItem(i); i++) {
   elm.data = elm.data.split('').reverse().join('');
}

/* This code is in the public domain. */