Login reminder popup remover

Removes the nagging login popups and banners from mobile and desktop versions of Facebook, Instagram, Reddit, Twitter, Quora, Ask.fm, VK and from the mobile version of Youtube.

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// ==UserScript==
// @name        Login reminder popup remover
// @name:it  Rimuovi i popup di richiesta d'accesso
// @namespace   StephenP
// @description Removes the nagging login popups and banners from mobile and desktop versions of Facebook, Instagram, Reddit, Twitter, Quora, Ask.fm, VK and from the mobile version of Youtube.
// @description:it Rimuovi i fastidiosi banner e popup di richiesta d'accesso dalle versioni mobile e desktop di Facebook, Instagram, Reddit, Twitter, Quora, Ask.fm, VK e dalla versione mobile di Youtube.
// @match     https://*.facebook.com/*
// @exclude   https://developers.facebook.com/*
// @exclude   https://www.instagram.com/accounts/login/*
// @exclude   https://twitter.com/intent/tweet?*
// @exclude   https://mobile.twitter.com/intent/tweet?*
// @match     https://www.instagram.com/*
// @match     https://m.youtube.com/*
// @match     https://www.youtube.com/*
// @match     https://www.reddit.com/*
// @match     https://twitter.com/*
// @match     https://mobile.twitter.com/*
// @match     https://*.quora.com/*
// @match     https://ask.fm/*
// @match     https://vk.com/*
// @match     https://m.vk.com/*
// @include   https://www.pinterest.tld/*
// @version   2.3.1
// @grant     GM.getValue
// @grant     GM.setValue
// @grant     GM.registerMenuCommand
// @contributionURL https://nowpayments.io/donation/stephenpgreasyfork
// @icon      data:image/x-icon;base64,iVBORw0KGgoAAAANSUhEUgAAACAAAAAgBAMAAACBVGfHAAAAG1BMVEXTrvFOWZTEN4aXQ6vcRGPsbUH2sVjlt7/////5Q3C9AAAAAXRSTlMAQObYZgAAANJJREFUKM+9z7EKwjAQgOFIqbPFpXMUmlHMoKsQsKtgsC9g3WMkWS2V3GN7SZrQwdl/68fdlRBCFtWac74jqYLHsvBUHjiA75lGCm6dMca6BPzg9hSzajPBcQjfbKAJFLXgTJOBqQYMqAx7pnCaDRko060W5xGhwlZk20Y4R6iIaHU3inYG3euGR3UG2b0k/lYg1AABPhLDTQoRbs7D1SYoJcTHCQZvf6PsH+H5GiEcJb0Pd0Q9wdLDXV5PdVyZRF7CYgDMz/6E9xyqdPR/sMiw+gKZRGTvTIJM4gAAAABJRU5ErkJggg==
// ==/UserScript==
var interval_0;
var interval_1;
var interval_2;
var interval_3;
var interval_4;
var mutationObserver_0;
var url;
var disabledSites=[];
var l;
const jsonLocalization=JSON.parse(`
{
    "en": {
        "disableFor": "Disable for ",
        "enableFor": "Enable again for ",
				"disabledSites": "Disabled sites: ",
				"isDisabled": " is currently disabled.",
				"isNotDisabled": " isn't currently disabled.",
        "igBanNote": "If the page doesn't load anymore, your IP may have been temporarily banned from anonymous Instagram broowsing. If you still need to view the page, you can try using one of the external services listed below:"
	},
    "it": {
        "disableFor": "Disabilita per ",
        "enableFor": "Abilita nuovamente per ",
				"disabledSites": "Siti disabilitati: ",
				"isDisabled": " è attualmente disabilitato.",
				"isNotDisabled": " non è attualmente disabilitato.",
        "igBanNote": "Se la pagina non carica oltre, il tuo indirizzo IP potrebbe essere stato temporaneamente bandito dalla navigazione anonima su Instagram. Se hai comunque bisogno di vedere la pagina, puoi provare usando uno dei servizi esterni elencati qui sotto:"
    }
}
`);
(async function(){
  let lang=getLang();
  if(lang.startsWith("it")){
    l=jsonLocalization.it;    
  }
  else{
    l=jsonLocalization.en;
  }
  disabledSites=await getDisabledSites();
  if(!disabledSites.includes(document.location.hostname)){
    GM.registerMenuCommand(l.disableFor+document.location.hostname, changeForThisSite, "D");
    applyUserCss();
    setInterval(checkPageChanged,1000);
  }
  else{
    GM.registerMenuCommand(l.enableFor+document.location.hostname, changeForThisSite, "E");
  }
})();
async function getDisabledSites(){
  var dS=await GM.getValue("disabledSites");
  console.log(l.disabledSites+dS);
  if(dS){
		return dS.split(',');
  }
  else{
    return [];
  }
}
function getLang() {
  try{
    if (navigator.languages != undefined)
      return navigator.languages[0];
    return navigator.language;
  }
  catch(e){
    return "en"
  }
}
function changeForThisSite(){
  let tS=document.location.hostname;
  if(disabledSites.includes(tS)){
    console.log(tS+l.isDisabled);
    var filtered = disabledSites.filter(function(value){ 
      return value !== document.location.hostname;
    });
    console.log(filtered);
    disabledSites=filtered;
    GM.setValue("disabledSites",filtered.join(","));
    document.location.reload();
  }
  else if(!disabledSites.includes(tS)){
    console.log(tS+l.isNotDisabled);
    disabledSites.push(tS);
    GM.setValue("disabledSites",disabledSites.join(","));
    document.location.reload();
  }
}
function checkPageChanged(){
 if(document.location!=url){
   console.log("Changed url from "+url+" to "+document.location.toString());
 	interval_4=setInterval(checkPageReady,500);
  url=document.location.toString();
 }
}
function applyUserCss(){//this function adds the css styling for removing popups to the head of the document, as soon as possible when the page is loaded. Other popups that can't be removed just with css selectors are removed later with the check() function
  let st=document.createElement("STYLE");
  if(document.location.href.includes("instagram.com")){
    st.textContent=".u7YqG{z-index: 1} .xUdfV{z-index: 2} ._3sb-{z-index: 3} .G_hoz.LcKDX, ._7zNgw.GLdVF{z-index: 2} .FFVAD{z-index: 1} .tWeCl{z-index: 1} .v5DqJ, .RnEpo.Yx5HN, .RnEpo._Yhr4, .xZ2Xk, .tHaIX{display: none !important} body{overflow-y: scroll !important} .CzVzU>div{z-index: 4}";
  }
  else if(document.location.href.includes("twitter.com")){
    //IF EDITING THIS LIST OF POPUPS, KEEP IT IN SYNC WITH THE POPUPS LISTED blockBannerTw
    st.textContent="#layers>.css-1dbjc4n.r-aqfbo4.r-1p0dtai.r-1d2f490.r-12vffkv.r-1xcajam.r-zchlnj>.css-1dbjc4n.r-12vffkv>.css-1dbjc4n.r-12vffkv>.css-1dbjc4n.r-l5o3uw, .css-1dbjc4n.r-1awozwy.r-14lw9ot.r-1dgieki.r-1efd50x.r-5kkj8d.r-18u37iz.r-16y2uox.r-1a1dyw.r-1swwhx3.r-1j3t67a.r-1qxgc49, .css-1dbjc4n.r-1awozwy.r-1kihuf0.r-18u37iz.r-1pi2tsx.r-1777fci.r-1pjcn9w.r-1xcajam.r-ipm5af.r-g6jmlv, .css-1dbjc4n.r-aqfbo4.r-1d2f490.r-12vffkv.r-1xcajam.r-zchlnj.r-ipm5af{display: none !important}";
  }
  else if(document.location.href.includes("reddit.com")){
    st.textContent=".m-blurred {filter: blur(0)} .XPromoNSFWBlocking__warning, .XPromoNSFWBlockingModal, .xPromoChoiceBanner, .XPromoPill, .XPromoPopup, .GetAppFooter, .XPromoInFeed, .XPromoBlockingModal, .PreviewDrawer, [data-testid=bottom-cell-wrapper], shreddit-experience-tree, shreddit-comments-page-ad, xpromo-untagged-content-blocking-modal{display: none !important} .scroll-disabled {overflow-y: scroll !important; position: static !important} .NavFrame, .scroll-is-blocked {overflow-y: scroll !important}";
  }
  else if(document.location.href.includes("quora.com/")){
    st.textContent="*, #page_wrapper {filter: none !important} .new_signup_dialog{display: none !important} .q-platform--mobile{overflow-y: scroll !important; overflow-x: hidden !important;} .q-sticky{position: inherit !important}";
  }
  else if(document.location.href.includes("https://ask.fm/")){
    st.textContent="body{overflow-y: scroll !important} .expired-countdown::after{display: none !important}";
  }
  else if(document.location.href.includes("vk.com/")){
    st.textContent="body{overflow-y: scroll !important} .PageBottomBanner--unauth{display: none !important}";
  }
  else if(document.location.href.includes("//m.youtube.com")){
  	st.textContent=".upsell-dialog-lightbox{display: none !important} [modal-open-body]{position: inherit !important}";
  }
  else if(document.location.href.includes("//www.youtube.com")){
  	st.textContent="ytd-guide-signin-promo-renderer{display: none !important}";
  }
  else if(document.location.href.includes("facebook.com")){
    st.textContent=".asf1osic.k4urcfbm.j9ispegn.poy2od1o.tw6a2znq.m7u2wfa4.d1544ag0.i3j981x3.rlt63pii.i09qtzwb.hybvsw6c{display: none !important}";
    if((!document.location.href.includes("m.facebook.com"))&&(!document.location.href.includes("iphone.facebook.com"))&&(!document.location.href.includes("x.facebook.com"))&&(!document.location.href.includes("touch.facebook.com"))){
      st.textContent+="#pagelet_growth_expanding_cta{display: none !important}";
    }
    else if(document.location.href.includes("touch.facebook.com")){
      st.textContent+="._4b-b{display: none !important}";
    }
  }
  else if(document.location.href.includes("quora.com")){
    st.textContent=".signup_wall_wrapper>.BaseSignupForm._DialogSignupForm{display: none !important}";
  }
  else if(document.location.href.includes("https://www.pinterest.")){
    st.textContent="[data-test-id=bottom-right-upsell], [data-test-id=giftWrap], [data-test-id=fullPageSignupModal], [data-test-id=floating-app-upsell], .FNs.XiG.zI7.iyn.Hsu{display: none !important} .article-row{-ms-overflow-style: auto !important;scrollbar-width: auto !important;} ::-webkit-scrollbar {display: block !important;} ::-webkit-scrollbar-thumb {background: grey;}";
  }
  document.getElementsByTagName("HEAD")[0].appendChild(st);
}
function checkPageReady(){
  if((document.getElementsByTagName("BUTTON").length>0)||(document.getElementsByTagName("FORM").length>0)||(document.getElementsByClassName("signup_login_buttons").length>0)||(document.getElementById("layers")!==null)||(document.getElementById("mcont")!==null)){//If buttons are there, the page should have loaded. At least that's what I see...
    console.log("Page is ready");
    clearInterval(interval_4);
    if(document.location.href.includes("facebook.com")){
      interval_0=setInterval(blockPopupFB,500);
    }
    else if(document.location.href.includes("instagram.com")){
      clearInterval(interval_2);
      //The following observer checks if the popup is a login popup or a suggestion to use the app: if that's not the case, the popup is displayed.
      const igPopupObserverConfig = { attributes: false, childList: true, subtree: false };
      const igPopupObserverCallback = function(mutationsList, observeIgPopups) {
          for(const mutation of mutationsList) {
            if(mutation.addedNodes.length>0){
              //console.log(mutation);
              if(mutation.addedNodes[0].classList.contains("RnEpo")){
                //console.log(!mutation.addedNodes[0].querySelector("[name='username']"));
                if((!mutation.addedNodes[0].querySelector("[name='username']"))&&(!mutation.addedNodes[0].querySelector("[href*='/accounts/login/']"))){
                  let style="";
                  if(mutation.addedNodes[0].hasAttribute("style")){
                    style=mutation.addedNodes[0].getAttribute("style");
                  }
                   mutation.addedNodes[0].setAttribute("style","display: block !important;"+style);
                }
              }
            }
          }
      };
      const observeIgPopups = new MutationObserver(igPopupObserverCallback);
      observeIgPopups.observe(document.body, igPopupObserverConfig);
      igLoadOutsideNote();      
      //interval_1=setInterval(blockBannerIG,200);
      if((document.location.href.includes('instagram.com/p/'))||(document.location.href.includes('instagram.com/tv/'))||(document.location.href.includes('/reel/'))){
        if((document.location.href.includes('/tv/'))){
          let igtvVideo=document.getElementsByTagName("VIDEO")[0];
          let cln=igtvVideo.cloneNode(true);
          insertAfter(cln,igtvVideo);
          igtvVideo.remove();
        }
        interval_0=setInterval(allowVideoReplayStarterIG,500);
      }
      else if(document.location.href.includes('/channel')){
        if(document.getElementsByClassName("coreSpriteSearchIcon").length>0){//only desktop version shows login popup on igtv
           interval_2=setInterval(removePicturePopupIGTV,1000);
        }
      }
      else if((document.location.href.includes('/reels/'))||
              (document.location.href.includes('/guides/'))||
              (document.location.href.includes('/guide/'))){
        //do nothing;
      }
      else{//this should ideally only include the main page of the profile
        //interval_2=setInterval(blockPopupIG,200);
        let sectionLinks=document.getElementsByClassName("_9VEo1");
        for(let sectionLink of sectionLinks){
        	if(sectionLink.href.includes("%2Ffeed%2F")){
            let tmpSectionLink=sectionLink.cloneNode(true);
            tmpSectionLink.href=document.location.href+"feed/";
            sectionLink=sectionLink.parentNode.replaceChild(tmpSectionLink,sectionLink);
            break;
          }
        }
        interval_3=setInterval(removeRelatedAccounts,200);
        interval_2=setInterval(removePicturePopup,500);
      }
    }
    else if(document.location.href.includes("reddit.com")){//reddit has a wide range of different login reminders for installing the app or logging in when browsing from a phone
      if(document.getElementsByClassName("TopNav__promoButton").length>0){
        var isMobile=true;
        if(document.getElementsByClassName("MobileButton").length==0){
          isMobile=false;
        }
      	redditPatch(isMobile);
      }
    }
    else if(document.location.href.includes("quora.com/")){
      quoraPatchObserver();
    }
    else if(document.location.href.includes("/twitter.com")){
      blockBannerTW("d");
    }
    else if(document.location.href.includes("mobile.twitter.com")){
      blockBannerTW("m");
    }
    else if(document.location.href.includes("https://ask.fm/")){
      removeAskFmLoginPopup();
    }
    else if(document.location.href.includes("https://vk.com/")){
      checkVKLoginPopup("d");
    }
    else if(document.location.href.includes("https://m.vk.com/")){
      checkVKLoginPopup("m");
    }
    else if(document.location.href.includes("https://www.pinterest.")){
      document.body.setAttribute("style", "overflow-y: auto !important");
    }
  }
  else{
    console.log("still non buttons");
  }
}
function blockPopupFB(){
  var popupFB;
  var loc=document.location.href;
  if((loc.includes("m.facebook.com"))||(loc.includes("iphone.facebook.com"))||(loc.includes("x.facebook.com"))){
    popupFB=document.getElementById("popup_xout").parentNode.parentNode.parentNode;
	}
  if(popupFB==undefined){
    popupFB=document.getElementsByClassName("_5hn6")[0];
    if(popupFB==undefined){
      popupFB=document.getElementById("login_popup_cta_form").parentNode.parentNode.parentNode.parentNode;
      let scrollview=document.getElementById("scrollview");
      scrollview.parentNode.lastChild.remove();
      scrollview.style.scrollbarWidth="auto";
      document.getElementsByClassName("asf1osic k4urcfbm j9ispegn poy2od1o tw6a2znq m7u2wfa4 d1544ag0 i3j981x3 rlt63pii i09qtzwb hybvsw6c")[0].remove();
    }
  }
  if(popupFB!==undefined){
    popupFB.parentNode.removeChild(popupFB);
    clearInterval(interval_0);
  }
}
function removeRelatedAccounts(){
	//var t0=performance.now();
  let morePostsBtn=document.getElementsByClassName('tCibT qq7_A  z4xUb w5S7h')[0];
  if(morePostsBtn!==undefined){
    morePostsBtn.click();
    clearInterval(interval_3);
  }
  else{
    var closeButtons=document.getElementsByClassName("fUzmR");
    if(closeButtons.length>0){
      for(var i=0;i<closeButtons.length;i++){
        //closeButtons[i].click();
      }
      clearInterval(interval_3);
    }
  }
  //var t1=performance.now();
  //alert(t1-t0);
}
function removePicturePopup(){
  console.log("removing picture popup");
  if(!document.location.href.includes("/p/")){
    var photoLinks=document.getElementsByClassName("v1Nh3");
    for(var i=0;i<photoLinks.length;i++){
      if(photoLinks[i].getAttribute("class").includes("repaired")===false){
        if(photoLinks[i].getElementsByTagName("IMG")[0].getAttribute("src")!==null){
          var cln = photoLinks[i].children[0].cloneNode(true);
          photoLinks[i].removeChild(photoLinks[i].children[0]);
          photoLinks[i].appendChild(cln);
          photoLinks[i].setAttribute("class",(photoLinks[i].getAttribute("class")+" repaired"));
          photoLinks[i].children[0].setAttribute("target","_blank");
          photoLinks[i].children[0].setAttribute("rel","noopener noreferrer");
          photoLinks[i].children[0].children[0].children[0].children[0].style.visibility="visible";
        }
      }
    }
  }
}
function removePicturePopupIGTV(){
  console.log("removing picture popup from igtv");
  if(!document.location.href.includes("/tv/")){
    var videoLinks=document.getElementsByClassName("_bz0w");
    for(var i=0;i<videoLinks.length;i++){
      if(videoLinks[i].getAttribute("class").includes("repaired")===false){
        if(videoLinks[i].getElementsByClassName("lVhHa RNL1l")[0].style.backgroundSrc!==null){
          var cln = videoLinks[i].cloneNode(true);
          cln.setAttribute("class",(videoLinks[i].getAttribute("class")+" repaired"));
          insertAfter(cln,videoLinks[i]);
          videoLinks[i].remove();
        }
      }
    }
  }
}
function igLoadOutsideNote(){
  let loader=document.querySelector("[data-visualcompletion=loading-state]");
  if(loader){
    let note=document.createElement("DIV");
    let noteText=document.createElement("SPAN");
    let link_1=document.createElement("A");
    let link_2=document.createElement("A");
    noteText.textContent=l.igBanNote;
    note.appendChild(noteText);
    var username="";
    var currentURL=window.location.toString();
    if(document.getElementById("profile-picture")){ //if it's the main profile page
      if(currentURL.lastIndexOf("\/")==currentURL.length-1){
        currentURL=currentURL.substring(0,currentURL.length-1);
      }
      username=currentURL.slice(currentURL.indexOf("instagram.com/")+14);
      link_1.href="https://bibliogram.art/u/"+username; 
      link_1.textContent="https://bibliogram.art/u/"+username;
      link_2.href="https://imginn.com/"+username; 
      link_2.textContent="https://imginn.com/"+username;
    }
    else{
      link_1.href="https://bibliogram.art"; 
      link_1.textContent="https://bibliogram.art";
      link_2.href="https://imginn.com"; 
      link_2.textContent="https://imginn.com";
    }
    note.appendChild(link_1);
    note.appendChild(link_2);
    loader.parentNode.parentNode.appendChild(note);
    try{
      note.setAttribute("sytle","border: 4px solid #E79; border-radius: 1em; padding: 1em"); //style doesn't apply and I don't know why
    }
    catch(e){
      console.log(e)
    }
  }
}
function insertAfter(newNode, existingNode) {
    existingNode.parentNode.insertBefore(newNode, existingNode.nextSibling);
}

/*function blockPopupIG(){ //kept for reference
  if(document.getElementsByClassName("RnEpo")[0]!==undefined){
    setScrollable();
  }
}*/
/*function setScrollable(){ //kept for reference
  document.body.style.overflow = "scroll !important";
}*/
function blockBannerTW(s){
  /*if(s=='d'){
  	document.getElementsByClassName("css-1dbjc4n r-16y2uox r-1n0xq6e")[0].parentNode.parentNode.parentNode.parentNode.remove();
  }
  else{
    var banner=document.getElementsByClassName("css-1dbjc4n r-1awozwy r-1pz39u2 r-18u37iz r-16y2uox")[0].parentNode;
    if(banner!=='undefined'){
      banner.parentNode.style.height="53px";
      banner.remove();
    }
    banner=document.getElementsByClassName("css-1dbjc4n r-urgr8i r-97e31f")[0];
    if(banner!=='undefined'){
      banner.remove();
    }
  }*/
  if(mutationObserver_0===undefined){
    function callback_a(mutationList) {
      mutationList.forEach(function(mutation) {
        let largeLP;
        //IF EDITING THIS LIST OF POPUPS, KEEP IT IN SYNC WITH THE POPUPS LISTED IN CUSTOM CSS
        largeLP=document.querySelector(".css-1dbjc4n.r-aqfbo4.r-1d2f490.r-12vffkv.r-1xcajam.r-zchlnj.r-ipm5af");//big login popup triggered when clicking on "like" or "comment" (mobile)
        if(largeLP===null){
          largeLP=document.querySelector(".css-1dbjc4n.r-1awozwy.r-1kihuf0.r-18u37iz.r-1pi2tsx.r-1777fci.r-1pjcn9w.r-1xcajam.r-ipm5af.r-g6jmlv");//big login popup triggered when clicking on "like" or "comment" (desktop);
        }
        if(largeLP===null){
          largeLP=document.querySelector(".css-1dbjc4n.r-1awozwy.r-14lw9ot.r-1dgieki.r-1efd50x.r-5kkj8d.r-18u37iz.r-16y2uox.r-1a1dyw.r-1swwhx3.r-1j3t67a.r-1qxgc49");//another popup (i don't remember which one)
        }
        if(largeLP===null){
          largeLP=document.querySelector("#layers>.css-1dbjc4n.r-aqfbo4.r-1p0dtai.r-1d2f490.r-12vffkv.r-1xcajam.r-zchlnj>.css-1dbjc4n.r-12vffkv>.css-1dbjc4n.r-12vffkv>.css-1dbjc4n.r-l5o3uw");//another popup (i don't remember which one)
        }
        if(largeLP!==null){
          if(mutation.target.style.overflow=="hidden"){//definitely not the right way to do it, but setting the style attributes with mutation.target.style doesn't work.
            let restyle=mutation.target.getAttribute("style");
            restyle=restyle.replace("overflow: hidden","overflow: auto scroll");
            restyle=restyle.replace("margin-right: 17px","margin-right: auto");
            restyle=restyle.replace("overscroll-behavior-y: none;","overscroll-behavior-y: auto");
            restyle=restyle.replace("position: fixed","position: unset");
           	mutation.target.setAttribute("style",restyle);
          }
        }
      });
    }
    mutationObserver_0 = new MutationObserver(callback_a);
    mutationObserver_0.observe(document.documentElement, {attributes: true});
  }
}
function redditPatch(isMobile){
  const nav=document.getElementsByClassName("NavFrame__below-top-nav")[0];
  const config = { attributes: false, childList: true, subtree: true };
  var firstCheck=true;
  var redditPic=document.body.getElementsByTagName("IMG");
  const callback = function(mutationsList, observer) {
    for(const mutation of mutationsList) {
      if(isMobile){
        let articles=mutation.target.getElementsByTagName("ARTICLE");
        if(articles.length>0){
          for (const article of articles){
            if(!article.classList.contains("replaced")){
              if((article.getElementsByTagName("video").length==0)&&(article.getElementsByClassName("slideImageMainDiv").length==0)){
                var articleCopy=article.cloneNode(true);
                articleCopy.classList.add("replaced");
                article.replaceWith(articleCopy);
              }
            }
          }
        }
      }
      if(firstCheck==false){
        redditPic=mutation.target.getElementsByTagName("IMG");
      }
      if(redditPic.length>0){
        for(var i=0;i<redditPic.length;i++){
          if((redditPic[i].getAttribute("src").includes("blur="))&&(redditPic[i].getAttribute("src").includes("/preview."))){
            redditPic[i].setAttribute("src",redditPic[i].getAttribute("src").split("?")[0].replace("preview","i"));
          }
        }
        firstCheck=false;
      }
    }
  };
  const bodyObserver = new MutationObserver(callback);
  bodyObserver.observe(nav, config);
}
function quoraPatchObserver(){
  var firstCheck=true;
  var searchBox=document.createElement("DIV");
  searchBox.className="q-flex qu-alignItems--center qu-justifyContent--center";
  searchBox.style="box-sizing: border-box; display: flex; max-width: 100%;";
  let a=document.createElement("INPUT");
  a.id="search";
  a.style="height: 44px; text-align: center; border-radius: 22px; background-color:white; width: 100%; margin: 0.5em";
  a.className="selector_input text";
  a.value="";
  a.setAttribute("data-lpignore","true");
  a.setAttribute("data-group","js-editable");
  a.setAttribute("placeholder","Search");
  a.setAttribute("w2cid","wS7KcEIg18");
  searchBox.appendChild(a);
  searchBox.addEventListener('keypress', function(e){searchQuora(e);});
  try{
  	document.getElementsByClassName("q-sticky qu-zIndex--header")[0].appendChild(searchBox);
  }
  catch(e){
    try{
      document.getElementsByClassName("header_main")[0].appendChild(searchBox);
      document.getElementsByClassName("query_title")[0].style.marginTop="2em";
    }catch(err){console.log("Info: if you are browsing from a PC, this error is expected.");}
  }
  quoraPatch(firstCheck);
  firstCheck=false;
  const config = { attributes: true, childList: true, subtree: false };//this rough implementation is slower
  const callback = function(mutationsList, observer) {
    for(const mutation of mutationsList) {
				quoraPatch(firstCheck);
    }
  };
  const bodyObserver = new MutationObserver(callback);
  bodyObserver.observe(document.body, config);
}
function quoraPatch(firstCheck){
  var i;
  var wall;
  if(firstCheck==true){
    wall=document.getElementsByClassName("q-box qu-overflow--hidden");
    if(wall.length>1){
      let bgColor=getComputedStyle(wall[0].parentNode.children[0]).backgroundColor;
      if(bgColor=="rgba(68, 68, 68, 0.85)"){
        wall[0].parentNode.children[0].remove();
        wall[0].classList.remove("qu-overflow--hidden");
      }
    }
  }
  if(document.body.className.includes('signup_wall_prevent_scroll')){
    document.body.classList.remove('signup_wall_prevent_scroll');
  }
  wall=document.getElementsByClassName('new_web_signup_wall_design');
  if(wall.length>0){
    wall[0].parentNode.parentNode.remove();//desktop
  }
  wall=document.getElementsByClassName('modal_bg new_signup_dialog');
  if(wall.length>0){
    wall[0].parentNode.remove();//mobile
  }
  wall=document.getElementsByClassName('q-absolute qu-full qu-bg--blue');
  if(wall.length>0){
    wall[0].parentNode.remove();//mobile
  }
}
function searchQuora(e) {
  if (e.key === 'Enter') {
    window.open("https://www.quora.com/search?q="+document.getElementById("search").value,"_self");
  }
}
function removeAskFmLoginPopup(){
  try{
    const closeButton=document.createElement("DIV");
    closeButton.id="closeButton";
    closeButton.style.padding="1em";
    closeButton.style.right="1em";
    closeButton.style.top="1em";
    closeButton.style.position="absolute";
    closeButton.textContent="X";
    closeButton.style.borderRadius="3px";
    closeButton.style.backgroundColor="#666666";
    closeButton.style.color="#FFFFFF";
    closeButton.style.cursor="pointer";
    closeButton.addEventListener("click",function(e){document.getElementsByClassName("lightbox_overlay")[0].remove();});
    var lightbox=document.getElementsByClassName("lightbox_overlay");
    console.log(lightbox.length);
    if(lightbox.length>0){
      if(lightbox[0].getElementsByClassName("lightbox_content-conversion").length>0){
        lightbox[0].parentNode.removeChild(lightbox[0]);
      }
    }
    const callback = function(mutationsList, observer) {
      for(const mutation of mutationsList) {
        console.log("A");
        for(let newNode of mutation.addedNodes){
          if(newNode.className.includes("lightbox_overlay")){
            if(newNode.getElementsByClassName("lightbox_content-conversion").length>0){
              console.log("popup deleted");
              newNode.parentNode.removeChild(newNode);
            }
            else{
              newNode.appendChild(closeButton);
            }
          }
        }
      }
    };
    const config = { attributes: false, childList: true, subtree: true };
    const observer = new MutationObserver(callback);
    observer.observe(document.documentElement, config);
  }
  catch(err){console.log("ERROR: "+err);}
}
function checkVKLoginPopup(mode){
  const popups=document.getElementsByClassName("UnauthActionBoxContainer");
  if(popups.length>0){
    removeVKLoginPopup(popups[0]);
  }
  const config = { attributes: false, childList: true, subtree: false };
  const callback = function(mutationsList, observer) {
    for(const mutation of mutationsList) {
      for(let newNode of mutation.addedNodes){
      	if(newNode.className.includes("UnauthActionBoxContainer")){
          removeVKLoginPopup(newNode,mode);
        }
        else if(newNode.getElementsByClassName("UnauthorizedActionModal")!==undefined){
          removeVKLoginPopup(newNode,mode);
        }
      }
    }
  };
  const observer = new MutationObserver(callback);
  if(mode=="d"){
  	observer.observe(document.getElementById("box_layer"), config);
  }
  else{
    observer.observe(document.body, config);
  }
}
function removeVKLoginPopup(popup,mode){
  popup.remove();
  console.log("Popup removed");
  if(mode=="d"){
  	document.getElementById("box_layer_bg").remove();
  	document.getElementById("box_layer_wrap").remove();
  }
  else{
    document.getElementById("popup_wrap").remove();
		document.getElementById("popup_overlay").remove();
  }
}
function allowVideoReplayStarterIG(){
  var imgBox=document.getElementsByClassName("pR7Pc");
  if(imgBox.length>0){
    let videoPlayer=imgBox[0].getElementsByTagName("VIDEO");
    if(videoPlayer.length>0){
      let moveTagCss=document.createElement("style");
      moveTagCss.textContent=".LcKDX, ._7zNgw.GLdVF {bottom: 3em}";
      document.body.appendChild(moveTagCss);      
      for (let vp of videoPlayer){
        vp.controls=true;
      }
    }
  	allowVideoReplayIG(imgBox[0]);
    clearInterval(interval_0);
  }
  else{
    imgBox=document.getElementsByClassName("kPFhm B1JlO OAXCp");
    if(imgBox.length>0){
      let videoPlayer=imgBox[0].getElementsByTagName("VIDEO");
      if(videoPlayer.length>0){
        let moveTagCss=document.createElement("style");
        moveTagCss.textContent=".LcKDX, ._7zNgw.GLdVF {bottom: 3em}";
        document.body.appendChild(moveTagCss);
        for (let vp of videoPlayer){
          vp.controls=true;
        }
      }
      allowVideoReplayIG(imgBox[0]);
      clearInterval(interval_0);
    }
  }
}
function allowVideoReplayIG(imgBox){
  console.log("add video controls");
  const config = { attributes: false, childList: true, subtree: true };
  const callback = function(mutationsList, observer) {
    for(const mutation of mutationsList) {
      for(let newNode of mutation.addedNodes){
				let videoPlayer=newNode.getElementsByTagName("VIDEO");
        if(videoPlayer.length>0){
          for (var vp of videoPlayer){
            vp.controls=true;
          }
        }
      }
    }
  };
  const observer = new MutationObserver(callback);
  observer.observe(imgBox, config);
}