Pruning Dickbars - Bookmarklet Code

dbprune.js

// version 4-2017.18
(function dbprune() {
  // restore page scrolling
  var body = document.body;
  var html = body.parentElement;
  body.style['overflow'] = body.style['overflow-y'] = 'auto';  
  html.style['overflow'] = html.style['overflow-y'] = 'auto';  
  
  // check if this is a mobile display
  var mHeight = 680;
  var mh = window.innerHeight;
  var isMobile = mh <= mHeight;

  // remove dickbars
  var i, elements = document.querySelectorAll('body *');
  for (i = 0; i < elements.length; i++) {
    var c = getComputedStyle(elements[i]);
    var h = Number(c.height.replace('px', ''));
    var isFixed = ['fixed', 'sticky', '-webkit-sticky'].indexOf(c.position) >= 0;
    var tooTall = (h >= mHeight*3 || h === mh) && c.position === 'absolute';
    if (isFixed || (isMobile && tooTall)) {
      elements[i].parentNode.removeChild(elements[i]);
    }
  }
})();

dbprune.min.js

javascript:!function(){var e=document.body,o=e.parentElement;e.style.overflow=e.style["overflow-y"]="auto",o.style.overflow=o.style["overflow-y"]="auto";var t,l=window.innerHeight,r=l<=680,i=document.querySelectorAll("body *");for(t=0;t<i.length;t++){var n=getComputedStyle(i[t]),y=Number(n.height.replace("px","")),d=["fixed","sticky","-webkit-sticky"].indexOf(n.position)>=0,a=(y>=2040||y===l)&&"absolute"===n.position;(d||r&&a)&&i[t].parentNode.removeChild(i[t])}}();