feeds = []

document.querySelectorAll('.d2edcug0.hpfvmrgz.qv66sw1b.c1et5uql.rrkovp55.a8c37x1j.keod5gw0.nxhoafnm.aigsh9s9.d3f4x2em.fe6kdd0r.mau55g9w.c8b282yb.iv3no6db.gfeo3gy3.a3bd9o3v.lrazzd5p.m9osqain').forEach
(
    e =>
    {
        if(e.innerHTML.includes('span') && !e.innerHTML.includes('style')  && !e.innerHTML.includes('class'))
        {
            xpa = getXPathForElement(e.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement.parentElement)

            document.querySelectorAll('a').forEach
            (
                g =>
                {
                    if(g.href.includes('fbid') || g.href.includes('/post') || g.href.includes('permalink'))
                    {
                        xxpa = getXPathForElement(g)
                        if(xxpa.includes(xpa))
                        {
                            var feedid = ''
                            if(g.href.includes('fbid'))
                                feedid = sbw(g.href, 'fbid=', '&')
                            else if (g.href.includes('/post'))
                                feedid = sbw(g.href, '/post/', '?')
                            else if(g.href.includes('/permalink'))
                                feedid = sbw(g.href, '/permalink/', '/?')
                            if(feedid.length > 0 && !feeds.includes(feedid))
                            {
                                feeds.push(feedid)
                                e.click()

                            }
                        }
                    }
                }

            )
        }
    }
)

function getXPathForElement(elm) {
    var allNodes = document.getElementsByTagName('*');
    for (var segs = []; elm && elm.nodeType == 1; elm = elm.parentNode)
    {
        if (elm.hasAttribute('id') && false) {
                var uniqueIdCount = 0;
                for (var n=0;n < allNodes.length;n++) {
                    if (allNodes[n].hasAttribute('id') && allNodes[n].id == elm.id) uniqueIdCount++;
                    if (uniqueIdCount > 1) break;
                };
                if ( uniqueIdCount == 1) {
                    segs.unshift('id("' + elm.getAttribute('id') + '")');
                    return segs.join('/');
                } else {
                    segs.unshift(elm.localName.toLowerCase() + '[@id="' + elm.getAttribute('id') + '"]');
                }
        } else if (elm.hasAttribute('class') && false) {
            segs.unshift(elm.localName.toLowerCase() + '[@class="' + elm.getAttribute('class') + '"]');
        } else {
            for (i = 1, sib = elm.previousSibling; sib; sib = sib.previousSibling) {
                if (sib.localName == elm.localName)  i++; };
                segs.unshift(elm.localName.toLowerCase() + '[' + i + ']');
        };
    };
    return segs.length ? '/' + segs.join('/') : null;
}



function sbw(whole_str, str1, str2){
   if (whole_str.indexOf(str1) === -1 || whole_str.indexOf(str2) === -1) {
       return ''; // or ""
  }
  whole_str = whole_str.substr(whole_str.indexOf(str1) + str1.length, whole_str.length - (whole_str.indexOf(str1) + str1.length))

  return whole_str.substring(
                0,
                whole_str.indexOf(str2)
               );

}

function httpGet(theUrl)
{
    var xmlHttp = new XMLHttpRequest();
    xmlHttp.open( "GET", theUrl, false ); // false for synchronous request
    xmlHttp.send( null );
    return xmlHttp.responseText;
}