/**
 * cf-scrips.js
 *
 * Handles the Boostrap Back To Top
 */
 $(document).ready(function() {
     // Only enable if the document has a long scroll bar
     // Note the window height + offset
     if ( ($(window).height() + 100) < $(document).height() ) {
       $('#top-link-block').removeClass('hidden').affix({
             // how far to scroll down before link "slides" into view
             offset: {top:100}
           });
     }

    // check height of comments div
    $commentsHeight = $("#comments").height();
    // if the height is empty/nothing, then hide the div containing it
    if ($commentsHeight < 1) {
      $("#comments").parent().css("display", "none");
    }

    // check height of footer outer contents div
    $footerOuterContentsHeight = $("body > .footer-outer .row").height();
    // if the height is empty/nothing, then hide the div containing it
    if ($footerOuterContentsHeight < 2) {
      $("body > .footer-outer .row").parent().css("display", "none");
    }
  });