// 愛
(function (){
    var isOlderJS;	// Set in init();
    var hasTouchPad =
	(navigator.maxTouchPoints && navigator.maxTouchPoints >0);
    var myurl = document.URL,
	mypath = myurl.substring(myurl.lastIndexOf("/"));
    var art_m_list = [];
    let input_pdfsw = 'input[name="comppdf"]';
    if (mypath.match(/(.*)\/(.*)/)) {
	mypath = RegExp.$2;
	mypath = mypath.substring(0, mypath.lastIndexOf("?"));
	//alert("mypath="+mypath);
    }
    function collectElementsByAttr(elm, attr, val) {
	var e = document.getElementsByTagName(elm);
	if (!e) return null;
	var list = [];
	for (var i of e) {
	    if (i.getAttribute(attr) == val)
		list.push(i)
	}
	return list;
    }
    function nthChildOf(parent, n, elem) { // Return Nth child of type ELEM
	// N begins with 1
	var i=0;
	var le = elem.toLowerCase();
	for (var c of parent.childNodes) {
	    if (!c.tagName) continue;
	    if (c.tagName.toLowerCase() == le) {
		if (++i >= n) return c;
	    }
	}
	return null;
    }
    function insertRedirect(e) {
	var articleId, textarea = document.getElementById("text");
	var p =	e.target, checked = p.checked;
	while (p = p.parentNode)
	    if (p.nodeName.match(/^td$/i)) break;
	if (!p) return;
	while (p = p.nextSibling)
	    if (p.nodeName.match(/^td$/i)) break;
	if (!p) return;
	articleId = p.getAttribute("id");
	if (textarea && articleId) {
	    var tv = textarea.value, lines;
	    if (tv)
		lines = tv.split("\n");
	    else
		lines = [""];
	    var re = new RegExp("[, ]*#"+articleId+"(?![0-9])");
	    checked = (p.nodeName.match(/^input$/)
		       ? p.checked		// checkbox obeys its status
		       : !lines[0].match(re))	// a-elment toggles redirection
	    if (checked) {
		if (!lines[0].match(re)) {
		    var re2 = new RegExp(/>#[#0-9, ]+[0-9]/);
		    if (lines[0].match(re2))
			lines[0] = lines[0].replace(
			    re2, '$&, '+'#'+articleId);
		    else {
			if (lines[0] > "") lines[0] = " "+lines[0];
			lines[0] = ">#"+articleId+lines[0];
		    }
		}
	    } else {		// Remove #xxxxx
		if (lines[0].match(/^>#[0-9 ,]+#/)) // 2 or more #id's
		    lines[0] = lines[0].replace(
			new RegExp("^>#"+articleId+"[ ,]*"), ">").replace(
			new RegExp("[ ,]*#"+articleId), "");
		else {
		    lines[0] = lines[0].replace(
			new RegExp(">#"+articleId+"[ ,]*"), "");
		}
	    }
	    lines[0] = lines[0].replace(/^> *$/, '');
	    textarea.value = lines.join("\n");
	}
    }
    function registPjaxViewers(aHrefList) {
	let apos=art_m_list.length;
	for (let a of aHrefList) {
	    let href = a.getAttribute("href");
	    let localvar = apos;
	    let td = a.parentNode,
		tr = td.parentNode,
		id = td.id,
		text = td.textContent,
		author = tr.getElementsByTagName("a");
	    if (author) author = author[0].getAttribute("title");
	    if (href.match(/\?showattc\+article_m\+([0-9+])/)) {
		if (td.innerHTML.match(/x読み取り不可/)) {
		    a.removeAttribute("href");
		    continue;
		}
		let url = RegExp.lastMatch;
		// console.log("pjaxView(e, "+href+", "+apos+")");
		a.addEventListener("click", function(e) {
		    // Shoud use closure local variable: localvar
		    pjaxView(e, href, localvar);
		}, false);
		apos++;
		art_m_list.push({
		    url: href, id: id, author: author, text: text
		});
	    }
	}
    }
    function registInsertDirect(aHrefList) {
	for (i of aHrefList)
	    if (i.getAttribute("href").match(/^#[0-9]+$/))
		if (RegExp.lastMatch == i.innerHTML)
		    i.addEventListener("click", insertRedirect, false)
    }
    var ajaxSubmit;
    function replAddNews(newtable) {
	let newids = [], idlist=[];
	let getArticleID = function (td) {
	    return parseInt(td.parentNode.getElementsByTagName("td")[1].id);
	}
	for (let i of newtable.querySelectorAll("td.repl"))
	    newids.push(i);
	newids = newids.sort((a,b)=> {
	    return (getArticleID(a) - getArticleID(b));
	});
	for (i of newids)
	    idlist.push(getArticleID(i));
	console.log("IDList="+idlist.join());
	let cnt=0, ntr;
	let current = collectElementsByAttr("td", "class", "repl"),
	    ncur=0, n, icur=0, o, oid, nid, otr;
	current = document.querySelectorAll('td[class="repl"]');
	let last=current[current.length-1],
	    tbody = last.parentNode.parentNode;
	let addEventsToNewTr = function(tr) {
	    let td  = tr.getElementsByTagName("td"),
		td0 = td[0], td1 = td[1];
	    td0.classList.add("new");
	    registInsertDirect(td0.querySelectorAll("a[href]"));
	    registPjaxViewers(td1.querySelectorAll("a[href]"));
	}
	// Erase all "new article" flags before merging
	for (let i of document.querySelectorAll("td.new"))
	    i.classList.remove("new");
	// Now reconstruct articles with merge-sort like method
	outer: for (; ncur<newids.length; ncur++) {
	    n = newids[ncur];
	    if (!n.id) continue;
	    nid = parseInt(n.id);
	    if (nid<=0) continue;
	    ntr = n.parentNode;
	    for (; icur<current.length; icur++) {
		o = current[icur];
		otr = o.parentNode;
		oid = getArticleID(o);
		if (!oid || oid=="") continue;
		if (oid >= nid) {
		    addEventsToNewTr(ntr);
		    tbody.insertBefore(ntr, otr);
		    if (oid==nid) otr.remove();
		    cnt++;
		    continue outer;
		}
	    }
	    // Append absolutely new articles.
	    ntr = n.parentNode;
	    addEventsToNewTr(ntr)
	    tbody.appendChild(ntr);
	    ntr.classList.add("dissolving");
	    let localntr = ntr;
	    setTimeout(() => {
		localntr.classList.remove("dissolving");
		localntr.classList.add("emerging");
	    }, 100);
	    cnt++;
	}
	console.log("Update "+cnt+"rows");
	if (cnt>0 && ntr.scrollIntoView) {
	    let option = {behavior: "smooth"};
	    if (!isOlderJS) option.block = "center";
	    try {	// Scroll to last updated row
		ntr.scrollIntoView(option);
	    } catch (e1) {}
	}
	return cnt;
    }

    function warnFileSize(form) {
	let szmax = form.querySelector('input[name="filesize_max"]').value;
	if (!szmax || szmax=="") return;
	szmax = parseInt(szmax);
	if (szmax <= 0) return;
	// szmax = 10000
	let ng = "", rcval=false, fileexists=false,
	    pdfsw = form.querySelector(input_pdfsw),
	    pdfmsg = "Try compressing PDF?\nPDFを圧縮してみますか?\n" +
	    	     "(それでも収まらない場合もあります)";
	for (let f of form.querySelectorAll('input[type="file"]')) {
	    let thiserr = false;
	    for (let i of f.files) {
		fileexists = true;
		let fn = i.name, sz = i.size;
		console.log("max="+szmax+", fn="+fn+", sz="+sz);
		if (sz > szmax) {
		    if (fn.match(/\.pdf/i)
			&& sz < szmax*3	// XXX : x3 reasonable?
			&& (pdfsw || confirm(pdfmsg))) {
			if (!pdfsw) {
			    pdfsw = document.createElement("input");
			    pdfsw.name = "comppdf";
			    pdfsw.type = "hidden";
			    f.parentNode.insertBefore(pdfsw, f);
			    pdfsw.value = "yes";
			}
		    } else {
			thiserr = true;
			ng += ((ng>"" ? ", " : "")+fn)
		    }
		}
	    }
	    thiserr ? f.classList.add("warnbg") : f.classList.remove("warnbg");
	}
	if (ng>"") {
	    rcval = "File-size Limit Error: "+ng+"\n"+
		"Should be less than "+szmax+"bytes.\n"+
		szmax+"バイト未満にしてください"
	    alert(rcval);
	}
	if (form.text.value == "") {
	    let w;
	    if (fileexists)
		w = "Fill the text area\n" +
		"添付したファイルに関する説明を入れてください。";
	    else
		w = "Enter your comment!\n何か書き込んでね!";
	    alert(w);
	    rcval = (rcval || w);
	    form.text.classList.add("warnbg");
	    setTimeout(() => {form.text.classList.remove("warnbg");}, 2000)
	}
	return rcval;
    }
    function ajaxPost(e) {
	e.preventDefault();
	let rowid;
	if (!myurl.match(/replyblog\+([0-9]+)/)) return;
	rowid = RegExp.$1
	let myform = document.querySelector("form.replyblog");
	let data = new FormData(myform),
	    fetchtime = data.get("fetchtime");
	if (!fetchtime || fetchtime=="") return;
	///*XX*/fetchtime = "2020-06-14T00:00:00";data.set("fetchtime", fetchtime)

	ajaxSubmit = e.target;
	ajaxSubmit.back = ajaxSubmit.textContent;
	if (ajaxSubmit.id == "reload") {
	    ajaxSubmit.textContent = "更新中"
	    data.set("text", "")
	} else {
	    if (warnFileSize(myform)) return;
	    ajaxSubmit.textContent = "送信中";
	}
	ajaxSubmit.blur();
	ajaxSubmit.disabled = true;
	let act = mypath+"?blog_fetch+"+rowid+"+f:"+fetchtime;
	
	function respUpdate(tbody) {
	    ajaxSubmit.textContent = ajaxSubmit.back;
	    ajaxSubmit.disabled = false;
	    let div = document.createElement("div"), form, newform;
	    try {
		div.innerHTML = tbody;
		form = div.querySelector("form");
	    } catch (er) {
		alert("Cannot parse fetch data");
		return;
	    }
	    let update = replAddNews(form);
	    let dispelem = myform.querySelector("textarea").parentNode;
	    if (div.querySelector('input[name="user"]')) { // is login form
		dispInfoMomentary("Login Again Please", dispelem)
		return;
	    }
	    newform = new FormData(form);
	    if (data.get("text") > "") {	// Called by submit button
		myform.reset();
		let pdfsw = myform.querySelector(input_pdfsw);
		if (pdfsw) pdfsw.remove();
		// myform.text.value = '';
	    }
	    myform.fetchtime.value = newform.get("fetchtime");
	    myform.id.value = newform.get("id");
	    if (update && update > 0) {
		let s = update + " new article" +
		    (update>1 ? "s" : "") + " posted";
		dispInfoMomentary(s, dispelem);
	    }
	}
	fetch(act, {
	    method: "POST", body: data,
	    credentials: "include"	// For older firefox
	}).then((resp) => {
	    return resp.text();
	}).then((tbody) => {
	    respUpdate(tbody);
	})
    }
    function pjaxView(ev, url, mynum) {
	ev.preventDefault();
	let box = document.createElement("div")
	box.setAttribute("class", "pjaxview");
	let p1 = document.createElement("p"),
	    bt = document.createElement("button"),
	    sl = document.createElement("button"),
	    sr = document.createElement("button"),
	    loading = document.createElement("span"),
	    info   = document.createElement("p");
	    info1  = document.createElement("span");
	    info2  = document.createElement("span");
	    iframe = document.createElement("iframe");
	var curpos = mynum;
	var historyBase = history.length;
	
	function _setPjaxCurposInfo() {
	    let len = art_m_list.length;
	    let cur = art_m_list[curpos]
	    info1.textContent = (1+curpos)+" of "+len+" article #"+cur.id+
		(cur.author ? " by "+cur.author : "") + ":";
	    info2.textContent = cur.text.trim();
	    info2.setAttribute("class", "border textdigest");
	}
	function _resetPjax() {
	    // All we can do surely is to back 1 page,
	    // because we cannot move to desirable entry of history list.
	    history.back();
	}
	function setSwipeAct(iframe) {
	    // We cannot use DOMContentLoaded nor iframe.contentWindow here.
	    // PDF.js does not construct contentWindow...?
	    iframe.addEventListener("load", () => {
		loading.classList.remove("loading");
		if (!hasTouchPad) return;
		let ifm = iframe.contentDocument;
		let startX, moveX, thresh = 100;
		ifm.addEventListener("touchstart", (e) => {
		    e.preventDefault();
		    startX = e.touches[0].pageX;
		}, false);
		ifm.addEventListener("touchmove", (e) => {
		    e.preventDefault();
		    moveX = e.touches[0].pageX;
		}, false);
		ifm.addEventListener("touchend", (e) => {
		    if (startX < moveX && startX + thresh < moveX) {
			switchTo(e, -1);
		    } else if (startX > moveX && startX - thresh > moveX) {
			switchTo(e, +1);
		    }
		}, false);
	    }, false);
	    
	}
	function switchTo(e, direction) {
	    e.preventDefault();
	    let len = art_m_list.length, cur, newpos, url;
	    newpos = (curpos+len+direction)%len;
	    if (curpos == newpos) return; // No need to switch to same one
	    curpos = newpos;
	    cur = art_m_list[curpos];
	    url = cur.url;
	    // We should remove iframe once to preserve history Object
	    // https://inthetechpit.com/2019/04/20/update-iframe-without-affecting-browser-history/
	    let parent = iframe.parentNode;
	    // alert("D = "+direction);
	    iframe.remove();
	    parent.appendChild(iframe);
	    try {
		loading.classList.add("loading");
		iframe.src = url;
		// iframe.contentDocument.location.replace(url);
		// location.replace cannot be used because PDF viewer.js
		// does not have iframe.contentDocument
	    } catch (err) {
		alert("Cannot load "+src+" : "+err.name);
	    }
	    _setPjaxCurposInfo();
	    setSwipeAct(iframe);
	}
	function switchToByKey(e) {
	    // alert("KEY="+e.key);
	    switch (e.key) {
	    case "ArrowLeft":
		switchTo(e, -1); break;
	    case "ArrowRight":
		switchTo(e, +1); break;
	    case "Escape":
		history.back();
	    }
	}
	// <div><p>
	// <button> << </button><button>Dismiss</button><button> >> </button>
	// </p><p><span> info1 </span> <span> info2 </span></p>
	// <iframe src="..."></iframe>
	// </div>
	// ==> [ << ][Dissmiss][ >> ]
	// ==> ## of ## article #xxx by AUTHOR
	sl.textContent = " << ";
	sr.textContent = " >> ";
	sl.addEventListener("click", (e) => {switchTo(e, -1);});
	sr.addEventListener("click", (e) => {switchTo(e, +1);});
	sl.setAttribute("title", "to="+(mynum-1));
	sr.setAttribute("title", "to="+(mynum+1));
	document.body.appendChild(box);
	bt.textContent = "Click to dismiss / もどる"+mynum;

	box.appendChild(p1);
	p1.appendChild(sl); p1.appendChild(bt); p1.appendChild(sr);
	p1.appendChild(loading);
	info.appendChild(info1); info.appendChild(info2);
	loading.textContent=" Loading...";
	loading.classList.add("hidden");
	loading.classList.add("loading");
	box.appendChild(info);
	iframe.src = url;

	box.addEventListener("keydown", switchToByKey);
	//box.addEventListener("click", (e) => {_resetPjax();});
	bt.addEventListener("click", (e) => {_resetPjax();});
	// dp.addEventListener("click", (e) => {_resetPjax();});
	info.addEventListener("click", (e) => {_resetPjax();});
	box.appendChild(iframe);

	setSwipeAct(iframe);

	_setPjaxCurposInfo();
	bt.focus();
	setTimeout(() => {box.classList.add("pjaxview2");}, 10);
	// Finally update history stack
	if (history.pushState) {
	    let h = location.href.replace(/#.*/, '')+"#pjaxview";
	    history.pushState({url: h}, null, h);
	    window.addEventListener("popstate", (e) => {
		if (box) {
		    box.remove(); box = null;
		}
	    }, false);
	}
    }
    function reverseChecks() {
	var names = collectElementsByAttr("input", "name", "usel");
	for (let u of names) {
	    u.checked = !u.checked;
	}
    }
    function renumberOL(str, start) {
	var stra = str.split("\n");
	for (var i=1; i<stra.length; i++) {
	    if (stra[i].match(/^[1-9][0-9]*\. /)) {
		let orig=stra[i];
		stra[i] = (++start)+". "+RegExp.rightContext;
	    } else if (stra[i].match(/^  /)) {
		continue;
	    } else
		break;
	}
	return stra.join("\n");
    }
    function submitThisForm(input) {
	for (var elm=input.parentNode; elm; elm = elm.parentNode) {
	    if (elm.nodeName.match(/form/i)) {
		elm.submit();
		return true;
	    }
	}
	return false;
    }
    function helpMarkdownBS(e) {
	var area = e.target, pos = area.selectionStart, text = area.value;
	if (area.selectionStart != area.selectionEnd) return;
	if (pos<2) return;
	if (text.substr(pos-1, 2)=="\n\n") return;
	var bol  = text.lastIndexOf("\n", pos-1),
	    eol  = text.indexOf("\n", pos);
	if (bol<=0 || bol==eol) return;
	var thisline = text.substring(bol+1, eol==-1 ? text.length : eol);
	thisline = text.substring(bol+1, pos);
	if (thisline == "* ") {
	    area.setSelectionRange(pos-2, pos);
	} else if (thisline.match(/^[1-9][0-9]*\. $/)) {
	    area.setSelectionRange(pos-RegExp.lastMatch.length, pos);
	}
    }
    function helpMarkdownEnter(e) {
	if (e.keyCode == 13 && !e.shiftKey) {
	    if (e.metaKey && submitThisForm(e.target)) {
		e.preventDefault();
		return;
	    }
	    var area = e.target;
	    var pos  = area.selectionStart, text = area.value;
	    if (pos==0) return;
	    var last = text.lastIndexOf("\n", pos-1);
	    var rest = text.substring(pos), rest0=rest;
	    var line = last ? text.substring(last+1, pos) : text;
	    var next = rest.substring(rest.indexOf("\n"))||rest;
	    next=next.substring(1);
	    var tail = text.substring(pos-2, pos), br = (tail=="  ");
	    var add  = "", offset = 1;
	    if (line.startsWith("* ")) {
		add =  "* ";
		offset += add.length;
		if (br) {
		    add = "  " + "\n" + add;
		}
	    } else if (line.match(/^([1-9][0-9]*)\. /)) {
		var ln = parseInt(RegExp.$1), nn=ln+1,
		    len = RegExp.lastMatch.length;
		add = nn+". ";
		let toeol = text.substr(pos, text.indexOf("\n"));
		if (br) {
		    if (next.startsWith(add)) {
			add=" ".repeat(len);
			nn = ln;
		    } else {
			add = " ".repeat(len)+ "\n" + add;
			offset -= len+1;
		    }
		}
		if (next.match(/^[1-9][0-9]*\. /))
		    rest = renumberOL(rest, nn);
		offset += add.length;
	    } else if (line.match(/^\|( *).+\|/)) {
		add = "|" + RegExp.$1 + " |";
		offset += add.length-2;
	    } else {
		return;
	    }
	    e.preventDefault();
	    if (!document.execCommand("insertText", false, "\n"+add)) {
		//Firefox
		area.selectionEnd = area.value.length;
		area.setRangeText("\n"+add+rest);
		area.selectionEnd = null;
	    } else {
		area.selectionEnd = area.value.length;
		area.setSelectionRange(area.selectionStart, area.value.length);
		document.execCommand("insertText", false, rest);
		area.selectionEnd = null;
		area.focus();
	    }
	    area.selectionStart = pos+offset;
	    return;
	    if (document.execCommand("insertText", false, "\n"+add)) {
		//area.setSelectionRange(area.selectionStart, text.length);
		// alert("rest=["+rest+"], add=["+add+"]");
		alert(text.substring(pos, area.value.length));
		if (rest != rest0) {
		    area.setSelectionRange(pos, area.value.length);
		    return;
		    document.execCommand("delete");
		}
		document.execCommand("insertText", false, rest);
	    } else {
		// Firefox cannot use insertText in textarea...
		area.value = text.substring(0, pos) + "\n" + add + rest;
	    }
	    //area.setSelectionRange(pos+length(add));
	    area.selectionStart=area.selectionEnd = (pos + offset);
	    
	}
    }
    function helpMarkdown(e) {
	switch (e.key) {
	case "Backspace": helpMarkdownBS(e); break;
	case "Enter":  helpMarkdownEnter(e); break;
	}
    }
    /* Init event listeners */
    function addFileInput() {
	var inpfile = collectElementsByAttr("input", "name", "image");
	if (!inpfile) return;
	var filled = true;
	var i, ih;
	for (i of inpfile) {
	    if (! i.value) filled=false;
	}
	if (filled) {
	    ih = i.parentNode.innerHTML;
	    if (ih) {
		var inpf = ih.substring(ih.indexOf("<input")),
		    newi = "<br>"+inpf.substring(0, inpf.indexOf(">")+1);
		i.insertAdjacentHTML("afterend", newi)
		i.nextSibling.nextSibling.addEventListener('change', () => {
		    // next==br next.next==input[type=file]
		    warnFileSize(document.forms[0]);
		});
	    }
	}
    }
    function initFileInput() { // Multiplies "input type=file"
	var el, morefile = document.getElementById("morefile");
	if (morefile) {
	    for (el of collectElementsByAttr("input", "name", "image")) {
		el.addEventListener("change", function(ev) {
		    if (ev.target.value > "" && ev.target.files.length == 1)
			morefile.style.visibility = "visible";
		    // No need to hide again, sure?
		});
	    }
	    morefile.addEventListener("click", addFileInput, null);
	}
	// When renaming, select basename part
	for (el of collectElementsByAttr("input", "class", "mv")) {
	    el.addEventListener("focus", function(ev) {
		var i = ev.target;
		if (i) {
		    i.setSelectionRange(0, i.value.lastIndexOf("."));
		}
	    });
	}
    }
    function initTextarea() {
	var te = collectElementsByAttr("textarea", "name", "text");
	if (!te || !te[0]) return;
	te[0].addEventListener("keydown", helpMarkdown, false);
    }
    function initBlogs() {
	// Auto-complete #xxxx
	let i, check = collectElementsByAttr("input", "name", "notifyto");
	if (check)
	    for (i of check) {
		i.addEventListener("click", insertRedirect, false);
	    }
	registInsertDirect(document.querySelectorAll("a[href]"));
	if (myurl.match(/replyblog\+[0-9]/)
	    && document.querySelector("td.repl")) {
	    // There's no need to provide ajax posting when
	    // no replies written to the blog.  Therefore we
	    // assign ajax post when td.repl exists.
	    for (i of document.querySelectorAll('input#c[value="送信"]')) {
		let b = document.createElement("button");
		b.textContent = "送信!";
		console.log("b="+b+", tc="+b.textContent);
		b.addEventListener("click", ajaxPost, false);
		// i.insertAdjacentElement('afterend', b);
		b.setAttribute("class", i.getAttribute("class"))
		b.setAttribute("title", i.getAttribute("title"))
		i.parentNode.replaceChild(b, i);
		b.id = i.id;
		// i.remove();
		i.classList.add("aux");
		i.value = "送信(予備)"
		b.parentNode.appendChild(i);
	    }
	    i = document.getElementById("reload");
	    if (i) i.addEventListener("click", ajaxPost, false);
	}
	for (i of document.querySelectorAll('input[type="file"]')) {
	    i.addEventListener('change', (e) => {
		warnFileSize(document.forms[0]);
	    }, false)
	}
	// Hack article_m links
	registPjaxViewers(document.querySelectorAll("a[href]"));
    }
    function initGrpAction() {
	var rev = document.getElementById("reverse");
	if (!rev) return;	// Is not grpAction page
	if (rev.tagName.match(/span/i)) {
	    rev.textContent = " 反転 ";
	    rev.addEventListener("click", reverseChecks, null);
	}
	var emailbtn = document.getElementById("email");
	emailbtn.addEventListener("click", function(ev){
	    // Enlarge box and Select user's checkbox
	    if (!ev.target.checked) return;
	    var x = collectElementsByAttr("div", "class", "foldtabs");
	    if (x && x[0] && x[0].style) {
		x[0].style.height = "10em";
	    }
	    let myuid = document.getElementById("myuid");
	    if (myuid) {
		let usel = collectElementsByAttr("input", "name", "usel");
		if (usel) {
		    for (u of usel) {
			if (u.value == myuid.value)
			    u.checked = true;
		    }
		}
	    }
	}, null);
	var teamsel = document.getElementById("selteam");
	if (teamsel) {
	    var usel, p, team;
	    // Select all members of the team
	    teamsel.addEventListener("change", function(ev) {
		var teamname = teamsel.value,
		    selected = new RegExp('(^| )'+teamname+"($|,)");
		usel = collectElementsByAttr("input", "name", "usel");
		if (!usel) return;
		for (u of usel) {
		    p = u.parentNode;		// should be label
		    if (!p) continue;
		    if (teamname == "TEAM") {	// Reset all checks
			u.checked = false;	// when "TEAM" is selected
		    } else {
			p = p.parentNode.parentNode;// should be tr
			team = nthChildOf(p, 3, "td")
			if (team && team.textContent
			    && team.textContent.match(selected)) {
			    u.checked = true;
			}
		    }
		}
	    }, null);
	}
    }
    function dispInfoMomentary(msg, elem) {
	// Momentarily display MSG in tooltip-baloon relative to ELEM element.
	let help = document.createElement("p");
	elem.style.position = 'relative';
	elem.style.overflow = 'visible';
	help.setAttribute("class", "info-tooltip");
	help.innerHTML = msg;
	elem.appendChild(help);
	setTimeout(() => {
	    help.classList.add("dissolving");
	    setTimeout(() => help.remove(), 3000);
	}, 1000);
    }
    function initGrphome() {
	console.log("initGrphome");
	// (1)Setup Frozen State Changing Button
	var ja = navigator.language.match(/ja/i);

	function toggleFrozen(e, rowid) {
	    let tgt = mypath+"?blog_setfrozen+"+rowid;
	    let td = e.target.parentNode;
	    let tr = td.parentNode;
	    fetch(tgt, {
		method: "POST",
		headers: {'Content-Type': 'text/html; charset=utf-8'},
		credentials: "include"
	    }).then(function(resp) {
		return resp.text();
	    }).then(function(tbody) {
		try {
		    var json = JSON.parse(tbody);
		} catch (e) {
		    return;
		}
		let state = json.state, newstate, info;
		if (json.alert) {
		    alert(json.alert)
		}
		if (state.match(/frozen/i)) {
		    newstate = "凍結";
		    info = ja ? newstate+"に設定しました" : 'Set Frozen';
		} else {
		    newstate = null;
		    info = ja ? '稼動に設定しました' : 'Set Running';
		}
		tr.setAttribute("class", newstate);
		dispInfoMomentary(info, td);
	    });
	}
	let btn = document.querySelectorAll("button.toggle-frozen");
	for (let b of btn) {
	    let rowid = null;
	    let td=b.parentNode, tr = td.parentNode, fr, ru;
	    ru = ja ? "動" : "Running";
	    fr = ja ? "凍" : "Frozen";
	    b.setAttribute('frozen-marker', fr);
	    b.setAttribute('running-marker', ru);
	    for (let a of tr.querySelectorAll("a[href]")) {
		if (a.getAttribute("href").match(/\?replyblog\+([0-9]+)/)) {
		    rowid = parseInt(RegExp.$1);
		    break;
		}
	    }
	    if (rowid && rowid>0) {
		b.addEventListener("click", function(e) {
		    if (!btn) return;
		    toggleFrozen(e, rowid);
		}, false);
		b.setAttribute("title", "稼動/凍結をその場で切り替えます\n\
Toggle Running/Frozen ("+rowid+")");
	    }
	}
	// (2)Setup Column Collapse Button
	// INCOMPLETE: Cannot restore original state, but it's enough...
	function toggleColmnWidth(th) {
	    let tbl = document.querySelector("table.dumpblogs");
	    let colname = th.textContent, newwidth;
	    if (th.style.width) {
		newwidth = null
		// https://developer.mozilla.org/ja/docs/Web/CSS/table-layout
		tbl.style.tableLayout = 'auto';
		tbl.style.width = null;
	    } else {
		newwidth = "2em";
		tbl.style.tableLayout = 'fixed';
		tbl.style.width = '100%';
	    }
	    th.style.width = newwidth;
	    th.style.overflow = "hidden";
	    for (let td of document.querySelectorAll("td."+colname)) {
		console.log(td.tagName);
		td.style.width = newwidth;
		console.log(td.style.width);
	    }
	}
	let row1 = document.querySelector("table.dumpblogs tr:first-child");
	if (row1) {
	    let heads = row1.querySelectorAll("th");
	    for (let h of heads) {
		h.addEventListener("click", function(e) {
		    toggleColmnWidth(h);
		}, false);
		h.setAttribute("title", "Click to shrink these columns");
	    }
	}
    }
    function init() {
	isOlderJS = !("insertAdjacentElement" in document.body);
	initGrpAction();
	initBlogs();
	initFileInput();
	initTextarea();
	initGrphome();
    }
    document.addEventListener('DOMContentLoaded', init, null);
})();