Split it checkout

splitit-checkout.js

// Splitit
if(location.href.indexOf('/checkouts/') >= 0) {
  // Splitit styles injection
  const splititStyles = document.createElement('link');
  splititStyles.setAttribute('rel', 'stylesheet');
  splititStyles.setAttribute('src', '//cdn.shopify.com/s/files/1/0027/5536/2879/files/splitit-styles.css?56959');
  document.getElementsByTagName('head')[0].appendChild(splititStyles);

  // JQuery injection
  var ccJqueryScript = document.createElement('script');
  ccJqueryScript.setAttribute('type', 'text/javascript');
  ccJqueryScript.setAttribute('src', '//ajax.googleapis.com/ajax/libs/jquery/1.11.0/jquery.min.js');
  document.getElementsByTagName('head')[0].appendChild(ccJqueryScript);

  // Checkout js injection
  var ccScript = document.createElement('script');
  ccScript.setAttribute('type', 'text/javascript');
  ccScript.setAttribute('src', '//cdn.shopify.com/s/files/1/0027/5536/2879/files/splitit-checkout.js?56963');
  document.getElementsByTagName('head')[0].appendChild(ccScript);
}