https://www.qnamarkup.org/dist/qna.inline.js

1// Generated by build.js — the contents of qna.min.js as a string, for the editor's "embed the library" option.
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2 | \"),e+='<span class=\"qna-edit-wrap\"><a href=\"'+k(this.options.editorUrl)+'\" class=\"qna-edit-link\" target=\"_top\">'+k(this.options.labelEdit)+\"</a> | </span>\",e+='<a href=\"'+k(this.options.editorUrl)+'\" class=\"qna-code-link\" target=\"_top\">'+k(this.options.labelCode)+\"</a></p>\",this.footer.innerHTML=e;var i=this.footer.querySelector(\".qna-credits-link\");i&&i.addEventListener(\"click\",function(){var o=r.footer.querySelector(\"#credits\");o.style.display=o.style.display===\"none\"?\"block\":\"none\"});var a=this.footer.querySelector(\".qna-edit-link\"),s={markup:this.result.markup};qe.forEach(function(o){o!==\"footer\"&&r.options[o]!==u.defaults[o]&&(s[o]=r.options[o])}),u.encodeHash(s).then(function(o){var l=r.options.editorUrl+\"#\"+o;if(l.length>u.LINK_MAX.z){var d=a.parentNode;d&&d.parentNode.removeChild(d);return}a.href=l}).catch(function(){}),a.addEventListener(\"click\",function(){alert(r.options.labelEditWarn)})};function tt(t){var r=/^(L\\d+)\\./.exec(String(t));return r?r[1]:\"\"}var E=function(t,r){return Object.prototype.hasOwnProperty.call(t,r)};f.prototype.rebuildTables=function(){this.byLabel={},this.byName={},this.answersByQ={},this.answerByLabel={},this.allQuestions=[],this.units={},this.loadCount=0,this.addUnit({id:\"\",prefix:\"\",url:null,result:this.result,redirect:null})},f.prototype.addUnit=function(t){var r=this,e=t.prefix?t.prefix+\".\":\"\",n=this.options.qShare;if(t.byName={},this.units[t.id]=t,t.result.questions.forEach(function(s){var o={label:e+s.label,name:e&&(Me(s.name)||!n)?e+s.name:s.name,text:s.text,display:s.display,doc:s.doc,jumps:s.jumps,fields:s.fields||[],goto:s.goto===null?null:e+s.goto,gotoName:s.gotoName,unit:t.id,redirect:null};r.byLabel[o.label]=o,E(r.byName,o.name)||(r.byName[o.name]=o),t.byName[s.name]=o,r.allQuestions.push(o)}),t.result.answers.forEach(function(s){var o={};for(var l in s)E(s,l)&&(o[l]=s[l]);o.label=e+s.label,o.parent=e+s.parent,o.unit=t.id,r.answerByLabel[o.label]=o,(r.answersByQ[o.parent]=r.answersByQ[o.parent]||[]).push(o)}),t.redirect){for(var i in t.redirect)if(E(t.redirect,i)){var a=t.byName[i]||r.byLabel[e+i];a?a.redirect=t.redirect[i]:c.console&&console.error('QnA: loadQnA(): the loaded QnA has no question \"'+i+'\" to replace.')}}return t},f.prototype.installUnit=function(t,r,e){var n=u.parse(t);if(!n.ok)throw new Error(\"the QnA has errors (\"+String(n.errors[0].message).replace(/<[^>]*>/g,\"\")+\")\");

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\")}f.prototype.captureFields=function(t){var r=this.exchangeControls(t);if(!r.length)return this.pending={},null;var e=qt(r),n=this.current!==null?this.byLabel[this.current]:null,i=this;return Object.keys(e).forEach(function(a){i.setVar(a,e[a],n?n.unit:\"\"),i.fieldSeen[a]=!0}),this.pending=e,e},f.prototype.freezeFields=function(t){var r=\".frame[data-exchange='\"+t+\"'] input,.frame[data-exchange='\"+t+\"'] select,.frame[data-exchange='\"+t+\"'] textarea\";Array.prototype.forEach.call(this.qanda.querySelectorAll(r),function(e){e.disabled=!0,e.setAttribute(\"data-qna-frozen\",\"1\")})},f.prototype.onFieldChange=function(t){var r=t.target;if(!(!rt(r)||r.disabled)){var e=r.closest?r.closest(\".frame[data-exchange]\"):null;!e||e.getAttribute(\"data-exchange\")!==String(this.qnum-1)||(this.captureFields(this.qnum-1),this.saveProgress())}},f.prototype.showQuestion=function(t){for(var r=0;t!==null&&r++<500;){var e=this.byLabel[t];if(!e)return this.appendHtml(\"<div class='frame'><div class='full'><div class='question_text'>[QnA: missing question \"+k(t)+\"]</div></div><div class='question_arrow'></div></div>\"),null;if(e.redirect!==null){t=e.redirect;continue}if(e.doc!==null&&this.docs.push({text:e.doc,unit:e.unit}),this.presentingUnit=e.unit,e.goto!==null){se(e.display)||this.questionBubbles(e.display,e.unit),t=e.goto;continue}if(e.goto===null&&e.gotoName!==null)return se(e.display)||this.questionBubbles(e.display,e.unit),null;se(e.display)||this.questionBubbles(e.display,e.unit);var n=this.priorAnswer(e);if(n){t=n.next;continue}return t}return null},f.prototype.priorAnswer=function(t){if(this.replaying||!this.options.qShare||this.autoDone[t.label]||!E(this.vars,t.name)||this.varUnit[t.name]===t.unit)return null;var r=this.vars[t.name],e=this.answersByQ[t.label]||[],n=null,i,a=String(r).replace(/&lt;/g,\"<\").replace(/&gt;/g,\">\");for(i=0;i<e.length&&!n;i++)!e[i].isVar&&(e[i].value===r||e[i].value===a)&&(n=e[i]);for(i=0;i<e.length&&!n;i++)e[i].isVar&&(n=e[i]);if(!n){var s=Ee(r),o=[];for(i=0;i<e.length;i++)!e[i].isVar&&Ee(e[i].value)===s&&o.push(e[i]);if(s!==\"\"&&o.length===1){var l=w(String(o[0].text).replace(/<[^>]*>/g,\"\"));c.confirm(this.options.labelConfirm.replace(/<x>answer<\\/x>/gi,l))&&(n=o[0])}}if(!n)return null;var d={label:n.label,value:n.isVar?r:null,auto:!0};this.history.push(d),this.applyAnswer(d);var h=n.label,v=n.isVar?n.script:/^javascript:/i.test(n.href)&&n.href!==\"javascript:void('');\"?n.href.replace(/^javascript:/i,\"\"):\"\";if(v){var m=this.jumpQueue.length;this.scriptStep=d;try{(0,eval)(v)}catch(y){c.console&&console.error(\"QnA: error in answer script:\",y)}this.scriptStep=null,this.jumpQueue.length>m?(d.skip=!0,h=this.jumpQueue.splice(m,1)[0]):d.skip&&(h=null)}return this.saveProgress(),{next:h}},f.prototype.renderChoices=function(){var t=this,r=\"\",e=null,n=this.current!==null?this.answersByQ[this.current]||[]:[];

2n.forEach(function(l){if(l.isVar){e=\"Xi-\"+l.label;var d=l.script?' data-script=\"'+k(l.script)+'\"':\"\",h=l.inputType===\"number\"?'number\" step=\"any\" inputmode=\"decimal':\"text\";r+='<div class=\"xdiv\"><input type=\"'+h+'\" id=\"'+e+'\" name=\"'+e+'\" class=\"xinput\" data-answer=\"'+l.label+'\"'+d+` autocomplete=\"off\"/><a href=\"javascript:void('');\" class=\"xbutton\" data-answer=\"`+l.label+'\"'+d+'><span class=\"qpad\">'+k(t.options.labelSave)+\"</span></a></div>\"}else{var v=l.text.replace(/(<br\\s*\\/?>){2}/gi,\"<br> <br>\"),m=l.href,y=\"\";/^javascript:/i.test(m)&&m!==\"javascript:void('');\"&&(y=m.replace(/^javascript:/i,\"\"),m=\"javascript:void('');\"),r+='<a href=\"'+k(m)+'\" class=\"qabutton\" data-answer=\"'+l.label+'\"'+(y?' data-script=\"'+k(y)+'\"':\"\")+(l.target?' target=\"'+l.target+'\"':\"\")+'><span class=\"qpad\">'+v+\"</span></a>\"}}),(this.history.length>0||this.qnum>1)&&(r+=`<div class=\"standard_buttons\"><a href=\"javascript:void('');\" class=\"sbutton qna-back\">`+k(this.options.labelBack)+`</a><a href=\"javascript:void('');\" class=\"sbutton qna-restart\" style=\"float:right\">`+k(this.options.labelRestart)+\"</a></div>\"),this.choices.innerHTML=r;for(var i=this.choices.querySelectorAll(\"[data-answer]\"),a=0;a<i.length;a++)(function(l){var d=function(){if(t.answer(l.getAttribute(\"data-answer\"))){var h=l.getAttribute(\"data-script\");if(h){t.scriptStep=t.history[t.history.length-1];try{(0,eval)(h)}catch(v){c.console&&console.error(\"QnA: error in answer script:\",v)}t.scriptStep=null}}};l.tagName===\"INPUT\"?l.addEventListener(\"keydown\",function(h){(h.keyCode===13||h.key===\"Enter\")&&(h.preventDefault(),d())}):l.addEventListener(\"click\",d)})(i[a]);var s=this.choices.querySelector(\".qna-back\");s&&s.addEventListener(\"click\",function(){t.goBack()});var o=this.choices.querySelector(\".qna-restart\");o&&o.addEventListener(\"click\",function(){t.clearProgress(),t.start(t.options.start,!1)}),e&&this.prefill!==void 0&&this.prefill!==null&&(c.document.getElementById(e).value=this.prefill),this.prefill=null},f.prototype.presentQuestion=function(t,r){var e=null;if(this.qnum>0){var n=this.appendHtml('<div class=\"qna-jump\">&nbsp;</div>');e=n[0]}var i=[].concat(t),a=null,s=0;this.presenting=!0,this.jumpQueue=[];for(var o=0;o<i.length;o++)if(i[o]&&typeof i[o]==\"object\"){var l=this.installUnit(i[o].text,i[o].url,i[o].redirect);a=this.showQuestion(l.prefix+\".1\")}else a=this.showQuestion(String(i[o]));for(;this.jumpQueue.length&&s++<500;)a=this.showQuestion(this.jumpQueue.shift());if(this.jumpQueue=[],this.presenting=!1,this.pendingLoad){var d=this.pendingLoad;this.pendingLoad=null,setTimeout(d,0)}this.current=a,this.renderChoices(),this.captureFields(this.qnum),this.qnum++,this.lastAnchor=e,!this.pendingWrap&&!this.replaying&&this.revealScroll(r)},f.prototype.revealScroll=function(t){this.lastAnchor&&this.options.scroll&&this.scrollToAnchor(t),this.focusInput()},f.prototype.focusInput=function(){var t=this.choices.querySelector(\"input.xinput\");if(t&&!(c.self!==c.top&&!(c.document.hasFocus&&c.document.hasFocus()))){var r=c.document.activeElement;if(!(r&&!this.container.contains(r)&&(/^(INPUT|TEXTAREA|SELECT)$/.test(r.tagName)||r.isContentEditable)))try{t.focus({preventScroll:!0})}catch(e){try{t.focus()}catch(n){}}}},f.prototype.scroller=function(){for(var t=this.container.parentNode,r=c.document;t&&t!==r.body&&t!==r.documentElement;){var e=getComputedStyle(t),n=e.overflowY;if((n===\"auto\"||n===\"scroll\"||n===\"overlay\")&&t.scrollHeight>t.clientHeight)return t;t=t.parentNode}return null},f.prototype.scrollToAnchor=function(t){var r=this.lastAnchor,e=c.document;if(!(!r||!r.parentNode)){var n=this.scroller(),i=n?n.clientHeight:c.innerHeight||e.documentElement.clientHeight,a=r.getBoundingClientRect().top,s=this.spacer.getBoundingClientRect().top,o=Math.max(0,Math.ceil(i-(s-a))),l=parseFloat(this.spacer.style.height)||0;o>l&&(this.spacer.style.height=o+\"px\");var d=n?n.getBoundingClientRect().top:0,h=r.getBoundingClientRect().top-d,v=t?\"smooth\":\"auto\";try{n?n.scrollTo({top:n.scrollTop+h,behavior:v}):c.scrollTo({top:(c.pageYOffset||e.documentElement.scrollTop)+h,behavior:v})}catch(m){n?n.scrollTop+=h:c.scrollTo(0,(c.pageYOffset||0)+h)}}},f.prototype.applyAnswer=function(t){var r=this.answerByLabel[t.label];if(r){var e=this.byLabel[r.parent],n=e?e.name:r.parent,i=r.isVar?t.value:w(r.text),a=r.isVar?t.value:r.value;t.auto?(i=k(this.options.labelEarlier)+\" \"+i,this.autoDone[r.parent]=!0):this.setVar(n,a,r.unit);var s=t.auto?this.qnum:this.qnum-1,o=this,l=\"\";t.fields&&(nt(this.exchangeControls(s),t.fields),Object.keys(t.fields).forEac

2h(function(d){o.setVar(d,t.fields[d],r.unit),o.fieldSeen[d]=!0}),l=\" (\"+Tt(t.fields)+\")\"),this.freezeFields(s),this.pending={},this.answerBubble(i),this.convo.push(\"USER: \"+et(i)+l+`\n`)}},f.prototype.waitForImages=function(t){var r=Array.prototype.slice.call(t.querySelectorAll(\"img\"));if(!r.length)return Promise.resolve(!1);var e=this.options.loadTimeout;return new Promise(function(n){var i=r.length,a=!1,s=function(){a||(a=!0,n(!0))},o=function(){--i<=0&&s()};r.forEach(function(l){var d=function(){l.decode?l.decode().then(o,o):o()};l.complete?d():(l.addEventListener(\"load\",d),l.addEventListener(\"error\",o))}),setTimeout(s,e)})},f.prototype.hideTyping=function(){this.typingEl&&this.typingEl.parentNode&&this.typingEl.parentNode.removeChild(this.typingEl),this.typingEl=null},f.prototype.presentSoon=function(t,r){var e=this,n=++this.pendingToken,i=c.document,a=i.createElement(\"div\");a.className=\"qna-pending\";var s=i.createElement(\"div\");s.className=\"qna-pending-body\",a.appendChild(s),this.qanda.appendChild(a),this.pendingWrap=s,this.presentQuestion(t,!0),this.pendingWrap=null;var o=s.querySelector(\"img\")!==null,l=function(){if(n===e.pendingToken){e.hideTyping(),s.classList.add(\"qna-revealed\"),e.choices.style.display=\"\";var v=function(){if(n===e.pendingToken){for(;s.firstChild;)a.parentNode.insertBefore(s.firstChild,a);a.parentNode&&a.parentNode.removeChild(a),e.focusInput()}};e.timer=setTimeout(function(){e.timer=null,v()},180)}};if(!o&&!r){for(s.classList.add(\"qna-revealed\"),e.choices.style.display=\"\";s.firstChild;)a.parentNode.insertBefore(s.firstChild,a);a.parentNode.removeChild(a),this.revealScroll(!0);return}this.choices.style.display=\"none\";var d=i.createElement(\"div\");d.className=\"frame qna-typing\",d.innerHTML=\"<div class='full'><div class='question_text'><span class='qna-dots'><i></i><i></i><i></i></span></div></div><div class='question_arrow'></div>\",a.insertBefore(d,s),this.typingEl=d,this.options.scroll&&this.qnum>1&&this.scrollToAnchor(!0);var h=Date.now();this.waitForImages(s).then(function(){if(n===e.pendingToken){var v=Math.max(0,r-(Date.now()-h));if(e.options.scroll&&e.qnum>1&&e.lastAnchor){var m=e.scroller(),y=m?m.getBoundingClientRect().top:0,S=e.lastAnchor.getBoundingClientRect().top-y;(S>4||S<-4)&&(e.scrollToAnchor(!0),v=Math.max(v,350))}e.timer=setTimeout(function(){e.timer=null,l()},v)}})},f.prototype.progressKey=function(){for(var t=5381,r=this.result.markup,e=0;e<r.length;e++)t=(t<<5)+t+r.charCodeAt(e)|0;return\"qna-progress-\"+(t>>>0).toString(36)+\"-\"+r.length},f.prototype.saveProgress=function(){if(this.options.saveProgress)try{var t=Object.keys(this.pending||{}).length?this.pending:null;this.history.length||t?c.localStorage.setItem(this.progressKey(),JSON.stringify({history:this.history,pre:this.pre.jumps,pending:t||void 0,ts:Date.now()})):c.localStorage.removeItem(this.progressKey())}catch(r){}},f.prototype.loadProgress=function(){if(!this.options.saveProgress)return null;try{var t=c.localStorage.getItem(this.progressKey()),r=t?JSON.parse(t):null;if(r&&Array.isArray(r.history)&&(r.history.length||r.pending&&Object.keys(r.pen

2ding).length))return r}catch(e){}return null},f.prototype.clearProgress=function(){try{c.localStorage.removeItem(this.progressKey())}catch(t){}},f.prototype.start=function(t,r){u.current=this,this.history=[],this.pre={jumps:[]},this.checkpoint=null,this.reset(),this.spacer&&(this.spacer.style.height=\"0px\");var e=r===!1?null:this.loadProgress();if(e){var n=this,i=function(o){return typeof o==\"string\"||o&&typeof o==\"object\"&&typeof o.url==\"string\"&&typeof o.text==\"string\"},a=function(o){return o===void 0||Array.isArray(o)&&o.every(i)},s=e.history.every(function(o){return o&&typeof o.label==\"string\"&&(tt(o.label)||n.answerByLabel[o.label])&&a(o.jumps)})&&a(e.pre);if(s){this.history=e.history,this.pre={jumps:e.pre||[]},this.pendingFill=e.pending&&typeof e.pending==\"object\"?e.pending:null;try{this.replay(this.options.animate);return}catch(o){c.console&&console.error(\"QnA: saved progress could not be restored:\",o),this.history=[],this.pre={jumps:[]},this.replaying=!1,this.pendingFill=null,this.reset()}}this.clearProgress()}this.options.animate?this.presentSoon(String(t||\"1\"),0):this.presentQuestion(String(t||\"1\"),!1),this.options.scroll&&this.qnum>1&&c.scrollTo(0,0)},f.prototype.answer=function(t){u.current=this;var r=this.answerByLabel[t];if(!r)return!1;var e={label:t,value:null};if(r.isVar){var n=c.document.getElementById(\"Xi-\"+t),i=n?w(n.value):\"\";if(i===\"\")return alert(this.options.labelEmpty),n&&n.focus(),!1;e.value=i.replace(/</g,\"&lt;\").replace(/>/g,\"&gt;\")}for(var a=this.exchangeControls(this.qnum-1),s=0;s<a.length;s++){var o=a[s];if(!o.disabled&&o.checkValidity&&!o.checkValidity())return o.reportValidity?o.reportValidity():alert(o.validationMessage||this.options.labelEmpty),!1}if(a.length){var l=this.captureFields(this.qnum-1);l&&Object.keys(l).length&&(e.fields=l)}return this.history.push(e),this.applyAnswer(e),this.saveProgress(),this.choices.innerHTML=\"\",this.checkpoint={entry:e,convo:this.convo.length,docs:this.docs.length,qnum:this.qnum,last:this.qanda.lastChild},this.options.animate?this.presentSoon(t,300):this.presentQuestion(t,!1),!0};function kt(t){return(t.skip?[]:[t.label]).concat(t.jumps||[])}f.prototype.flushPending=function(){this.timer&&(clearTimeout(this.timer),this.timer=null),this.pendingToken++,this.hideTyping(),this.pendingWrap=null;for(var t=this.qanda.querySelectorAll(\".qna-pending\"),r=0;r<t.length;r++){for(var e=t[r],n=e.querySelector(\".qna-pending-body\");n&&n.firstChild;)e.parentNode.insertBefore(n.firstChild,e);e.parentNode.removeChild(e)}this.choices.style.display=\"\"},f.prototype.goto=function(t){if(u.current=this,this.replaying)return!1;var r=this.resolveLabel(t,this.currentUnit());!this.byLabel[r]&&c.console&&console.error(\"QnA: goto(\"+JSON.stringify(String(t))+\"): there is no such question.\");var e=this.history.length?this.history[this.history.length-1]:this.pre;return this.presenting?((e.jumps=e.jumps||[]).push(r),this.jumpQueue.push(r),this.saveProgress(),!0):(this.claimSlot(e),(e.jumps=e.jumps||[]).push(r),this.saveProgress(),this.options.animate?this.presentSoon(r,300):this.presentQuestion(r,!1),!0)},f.prototype.claimSlot=function(t){var r=this.checkpoint;if(this.scriptStep&&this.scriptStep===t&&r&&r.entry===t){for(this.timer&&(clearTimeout(this.timer),this.timer=null),this.pendingToken++,this.typingEl=null,this.pendingWrap=null;this.qanda.lastChild&&this.qanda.lastChild!==r.last;)this.qanda.removeChild(this.qanda.lastChild);this.convo.length=r.convo,this.docs.length=r.docs,this.qnum=r.qnum,this.choices.innerHTML=\"\",this.choices.style.display=\"\",t.skip=!0,t.jumps=[]}else this.flushPending()},f.prototype.getvar=function(t){t=w(t==null?\"\":t);var r=this.currentUnit();return r&&E(this.vars,r+\".\"+t)?this.vars[r+\".\"+t]:E(this.vars,t)?this.vars[t]:void 0},f.prototype.loadQnA=function(t,r,e){if(u.current=this,this.replaying||this.loading)return null;var n=this,i=this.currentUnit(),a=this.units[i]&&this.units[i].url||c.document.baseURI||c.location.href,s;try{s=new c.URL(String(t),a).href}catch(S){s=String(t)}var o={},l;if(r&&typeof r==\"object\")for(l in r)E(r,l)&&(o[l]=this.resolveLabel(r[l],i));

2else r!=null&&String(r)!==\"\"&&(o[String(r)]=this.resolveLabel(e,i));for(l in o)!this.byLabel[o[l]]&&c.console&&console.error('QnA: loadQnA(): there is no question \"'+l+'\" to go to.');if(this.presenting){this.scriptStep&&(this.scriptStep.skip=!0);var d=[t,r,e];return this.pendingLoad=function(){n.loadQnA.apply(n,d)},null}var h=this.history.length?this.history[this.history.length-1]:this.pre;this.claimSlot(h),this.loading=!0;var v=c.document,m=v.createElement(\"div\");m.className=\"frame qna-typing\",m.innerHTML=\"<div class='full'><div class='question_text'><span class='qna-dots'><i></i><i></i><i></i></span></div></div><div class='question_arrow'></div>\",this.qanda.appendChild(m),this.typingEl=m,this.choices.innerHTML=\"\";var y=++this.pendingToken;return u.fetchMarkup(s).then(function(S){if(y!==n.pendingToken)return null;n.loading=!1,n.hideTyping();var A=n.installUnit(S,s,o);return(h.jumps=h.jumps||[]).push({url:s,text:S,redirect:o}),n.saveProgress(),n.options.animate?n.presentSoon(A.prefix+\".1\",300):n.presentQuestion(A.prefix+\".1\",!1),A.prefix}).catch(function(S){return y!==n.pendingToken||(n.loading=!1,n.hideTyping(),c.console&&console.error(\"QnA: loadQnA(\"+JSON.stringify(s)+\") failed:\",S),n.appendHtml(\"<div class='frame'><div class='full'><div class='question_text'>[QnA: could not load \"+k(s)+\": \"+k(S&&S.message?S.message:S)+\"]</div></div><div class='question_arrow'></div></div>\"),n.current=null,n.renderChoices(),n.revealScroll(!0)),null})},u.unpackText=function(t){var r=w(String(t==null?\"\":t)),e=Promise.resolve({markup:String(t==null?\"\":t)});if(!r||/[\\r\\n]/.test(r))return e;var n;if(n=/^https?:\\/\\/\\S+$/i.exec(r)){var i;try{i=new c.URL(r)}catch(s){return e}var a=i.hash.replace(/^#/,\"\");return/^(z|j|markup|m|q)=/.test(a)?u.decodeHash(a).then(function(s){return s&&s.markup!==void 0?s:{markup:t}},function(){return{markup:t}}):i.searchParams.has(\"markup\")||i.searchParams.has(\"m\")||i.searchParams.has(\"q\")?u.decodeHash(i.search).then(function(s){return s&&s.markup!==void 0?s:{markup:t}},function(){return{markup:t}}):e}return/^#?(z|j)=\\S+$/.test(r)?u.decodeHash(r).then(function(s){return s&&s.markup!==void 0?s:{markup:t}},function(){return{markup:t}}):/^[A-Za-z0-9_-]{16,}$/.test(r)?u.decodeHash(\"z=\"+r).then(function(s){return s&&s.markup!==void 0?s:{markup:t}},function(){return{markup:t}}):e},u.fetchMarkup=function(t){var r;try{r=new c.URL(String(t),c.location.href)}catch(i){return Promise.reject(new Error(\"not a valid URL\"))}var e=r.hash.replace(/^#/,\"\"),n=r.searchParams;return n.has(\"source\")?u.fetchMarkup(new c.URL(n.get(\"source\"),r.href).href):/^(z|j|markup)=/.test(e)?u.decodeHash(e).then(function(i){return i.markup}):n.has(\"markup\")||n.has(\"m\")||n.has(\"q\")?u.decodeHash(r.search).then(function(i){return i.markup}):c.fetch(r.href).then(function(i){if(!i.ok)throw new Error(\"HTTP \"+i.status);return i.text()}).then(function(i){var a=/<script\\b[^>]*\\btype\\s*=\\s*[\"']?text\\/qna[\"']?[^>]*>([\\s\\S]*?)<\\/script\\s*>/i.exec(i);if(a)return a[1].replace(/<\\\\\\/script/gi,\"<\\/script\");if(/^\\s*(<!doctype\\s+html|<html)/i.test(i))throw new Error('the page has no <script type=\"text/qna\">');return u.unpackText(i).then(function(s){return s.markup})})},f.prototype.replay=function(t,r){var e=this.history.slice();this.reset(),this.history=e,this.replaying=!0;var n=this,i=this.pendingToken,a=c.document,s=null,o=null;t&&(s=a.createElement(\"div\"),s.className=\"qna-pending\",o=a.createElement(\"div\"),o.className=\"qna-pending-body\",s.appendChild(o),this.qanda.appendChild(s),this.pendingWrap=o);var l=this.prefill;this.prefill=e.length?null:l,this.presentQuestion([String(this.options.start)].concat(this.pre.jumps),!1);for(var d=0;d<e.length;d++){if(!this.answerByLabel[e[d].label])throw new Error(\"no answer \"+e[d].label);this.applyAnswer(e[d]),d===e.length-1&&(this.prefill=l),this.presentQuestion(kt(e[d]),!1)}if(this.pendingFill&&(nt(this.exchangeControls(this.qnum-1),this.pendingFill),this.pendingFill=null,this.captureFields(this.qnum-1)),this.replaying=!1,!t){r?this.focusInput():this.revealScroll(!1);return}this.pendingWrap=null;

2var h=function(){i===n.pendingToken&&(n.hideTyping(),o.classList.add(\"qna-revealed\"),n.choices.style.display=\"\",n.timer=setTimeout(function(){if(n.timer=null,i===n.pendingToken){for(;o.firstChild;)s.parentNode.insertBefore(o.firstChild,s);s.parentNode&&s.parentNode.removeChild(s),n.revealScroll(!1)}},180))};if(!o.querySelector(\"img\")){for(o.classList.add(\"qna-revealed\");o.firstChild;)s.parentNode.insertBefore(o.firstChild,s);s.parentNode.removeChild(s),this.revealScroll(!1);return}this.choices.style.display=\"none\";var v=a.createElement(\"div\");v.className=\"frame qna-typing\",v.innerHTML=\"<div class='full'><div class='question_text'><span class='qna-dots'><i></i><i></i><i></i></span></div></div><div class='question_arrow'></div>\",s.insertBefore(v,o),this.typingEl=v,this.waitForImages(o).then(h)},f.prototype.goBack=function(){if(u.current=this,!this.history.length){this.start(this.options.start);return}var t=this.history.pop(),r=this.answerByLabel[t.label];this.prefill=r&&r.isVar?t.value.replace(/&lt;/g,\"<\").replace(/&gt;/g,\">\"):null,this.pendingFill=t.fields||null,this.checkpoint=null,this.replay(!1,!0),this.spacer&&(this.spacer.style.height=\"15px\"),this.saveProgress()},f.prototype.transcript=function(t){var r=this.convo.join(\"\");return String(t)===\"1\"?r:r.replace(/<[^>]*>/g,\"\")},f.prototype.doc=function(){var t=this;return this.docs.map(function(r){return t.swapvar(r.text,r.unit)}).join(\"\")},f.prototype.json=function(){var t={},r=this,e=function(n){t[n]=r.vars.hasOwnProperty(n)?r.vars[n]:\"\"};return this.allQuestions.forEach(function(n){n.gotoName===null&&e(n.name)}),this.allQuestions.forEach(function(n){(n.fields||[]).forEach(function(i){E(t,i)||e(i)})}),Object.keys(this.fieldSeen).forEach(function(n){E(t,n)||e(n)}),t},f.prototype.json_str=function(){return JSON.stringify(this.json())},f.prototype.submit2=function(t,r,e,n,i,a,s){var o=this.form,l=c.document;o.action=t,o.method=r||\"POST\",o.target=s||\"_self\",o.removeAttribute(\"onsubmit\"),o.onsubmit=null;function d(v,m){var y=l.createElement(\"textarea\");y.style.display=\"none\",y.name=v,y.value=m,o.appendChild(y)}e&&(d(e,this.doc()),n&&d(\"i\",n)),i&&d(i,this.transcript()),a&&d(a,this.json_str()),this.qnum&&this.captureFields(this.qnum-1);var h=this.exchangeControls(this.qnum-1).filter(function(v){return!v.disabled});h.forEach(function(v){v.disabled=!0});try{o.submit()}finally{h.forEach(function(v){v.disabled=!1})}};function L(){if(!u.current)throw new Error(\"QnA: no active QnA instance\");return u.current}u.transcript=function(t){return L().transcript(t)},u.doc=function(){return L().doc()},u.json_str=function(){return L().json_str()},u.mail2=function(t,r,e){c.location.href=\"mailto:\"+encodeURIComponent(t)+\"?subject=\"+encodeURIComponent(r)+\"&body=\"+encodeURIComponent(e)},u.save2=function(t,r){var e=new Blob([String(r)],{type:\"text/plain;charset=utf-8\"}),n=c.URL.createObjectURL(e),i=c.document.createElement(\"a\");if(\"download\"in i)i.download=t,i.href=n,i.style.display=\"none\",c.document.body.appendChild(i),i.click(),setTimeout(function(){c.URL.revokeObjectURL(n),i.parentNode&&i.parentNode.removeChild(i)},1e3);else{var a=c.open(n,\"_blank\");a||(c.location.href=n)}},u.submit2=function(t,r,e,n,i,a,s){return L().submit2(t,r,e,n,i,a,s)},u.showdoc=function(t,r){var e=c.document,n=r!==void 0?r:L().doc(),i=e.getElementById(\"qna-docview\");i&&i.parentNode.removeChild(i);var a=e.createElement(\"div\");a.id=\"qna-docview\",a.innerHTML='<style>#qna-docview{position:fixed;inset:0;background:rgba(0,0,0,.55);z-index:99999;overflow:auto;padding:30px 10px;box-sizing:border-box;font-family:Verdana,Geneva,sans-serif;font-size:14px;}#qna-docview .qna-docbox{background:#fff;max-width:820px;margin:0 auto;border-radius:6px;box-shadow:0 10px 40px rgba(0,0,0,.4);}#qna-docview .qna-docbar{padding:10px 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