diff --git a/butterfly/routes.py b/butterfly/routes.py
index 853fd43..8037bb6 100644
--- a/butterfly/routes.py
+++ b/butterfly/routes.py
@@ -182,7 +182,7 @@ class TermWebSocket(Route, tornado.websocket.WebSocketHandler):
             if session in self.user_sessions:
                 # Session already here, registering websocket
                 self.user_sessions[session].append(self)
-                self.write_message(TermWebSocket.history[session])
+                self.write_message('S' + TermWebSocket.history[session])
                 # And returning, we don't want another terminal
                 return
             else:
diff --git a/butterfly/static/main.js b/butterfly/static/main.js
index c38da9a..5a059a0 100644
--- a/butterfly/static/main.js
+++ b/butterfly/static/main.js
@@ -53,6 +53,10 @@
         term.resize(cols, rows, true);
         return;
       }
+      if (e.data[0] !== 'S') {
+        console.error('Garbage message');
+        return;
+      }
       if (t_queue) {
         clearTimeout(t_queue);
       }
diff --git a/butterfly/static/main.min.js b/butterfly/static/main.min.js
index 7ac4191..b41fe3d 100644
--- a/butterfly/static/main.min.js
+++ b/butterfly/static/main.min.js
@@ -1,5 +1,5 @@
 /*! butterfly           2015-10-13 */
 
-(function(){var a,b,c,d,e,f,g,h,i,j=[].slice,k=[].indexOf||function(a){for(var b=0,c=this.length;c>b;b++)if(b in this&&this[b]===a)return b;return-1};e=h=null,g=!1,f=(new Date).getTime(),a=document.querySelectorAll.bind(document),document.addEventListener("DOMContentLoaded",function(){var a,b,d,i,k,l,m,n,o;return l=null,i=function(a){return n.send("S"+a)},a=function(){var a,b,c;return c=arguments[0],a=2<=arguments.length?j.call(arguments,1):[],b=a.join(","),"Resize"===c?n.send("R"+b):void 0},o="https:"===location.protocol?"wss://":"ws://",o+=document.location.host+"/ws"+location.pathname,n=new WebSocket(o),n.addEventListener("open",function(){return console.log("WebSocket open",arguments),l=new c(document.body,i,a),l.ws=n,window.butterfly=l,n.send("R"+l.cols+","+l.rows),f=(new Date).getTime()}),n.addEventListener("error",function(){return console.log("WebSocket error",arguments)}),b="",k=null,d="",n.addEventListener("message",function(a){var b;return"R"===a.data[0]?(b=a.data.slice(1).split(","),e=b[0],h=b[1],void l.resize(e,h,!0)):(k&&clearTimeout(k),d+=a.data.slice(1),l.stop&&(d=d.slice(-10240)),d.length>l.buffSize?m():k=setTimeout(m,1))}),m=function(){return l.write(d),l.stop&&(l.stop=!1,l.body.classList.remove("stopped")),d=""},n.addEventListener("close",function(){return console.log("WebSocket closed",arguments),setTimeout(function(){return l.write("Closed"),l.skipNextKey=!0,l.body.classList.add("dead"),(new Date).getTime()-f>6e4?open("","_self").close():void 0},1),g=!0}),addEventListener("beforeunload",function(){return g?void 0:"This will exit the terminal session"}),window.bench=function(a){var b;for(null==a&&(a=1e8),b="";b.length<a;)b+=Math.random().toString(36).substring(2);return console.time("bench"),console.profile("bench"),l.write(b),console.profileEnd(),console.timeEnd("bench")},window.cbench=function(a){var b;for(null==a&&(a=1e8),b="";b.length<a;)b+="["+(30+parseInt(20*Math.random()))+"m",b+=Math.random().toString(36).substring(2);return console.time("cbench"),console.profile("cbench"),l.write(b),console.profileEnd(),console.timeEnd("cbench")}}),d=function(a){return a.preventDefault&&a.preventDefault(),a.stopPropagation&&a.stopPropagation(),a.cancelBubble=!0,!1},i=0,b={normal:i++,escaped:i++,csi:i++,osc:i++,charset:i++,dcs:i++,ignore:i++},c=function(){function a(a,b,c){var d,e;this.parent=a,this.out=b,this.ctl=null!=c?c:function(){},this.document=this.parent.ownerDocument,this.html=this.document.getElementsByTagName("html")[0],this.body=this.document.getElementsByTagName("body")[0],this.forceWidth="yes"===this.body.getAttribute("data-force-unicode-width"),this.body.className="terminal focus",this.body.style.outline="none",this.body.setAttribute("tabindex",0),this.body.setAttribute("spellcheck","false"),d=this.document.createElement("div"),d.className="line",this.body.appendChild(d),this.children=[d],this.computeCharSize(),this.cols=Math.floor(this.body.clientWidth/this.charSize.width),this.rows=Math.floor(window.innerHeight/this.charSize.height),e=window.innerHeight%this.charSize.height,this.body.style["padding-bottom"]=e+"px",this.scrollback=1e6,this.buffSize=1e5,this.visualBell=100,this.convertEol=!1,this.termName="xterm",this.cursorBlink=!0,this.cursorState=0,this.stop=!1,this.lastcc=0,this.resetVars(),this.focus(),this.startBlink(),addEventListener("keydown",this.keyDown.bind(this)),addEventListener("keypress",this.keyPress.bind(this)),addEventListener("focus",this.focus.bind(this)),addEventListener("blur",this.blur.bind(this)),addEventListener("resize",function(a){return function(){return a.resize()}}(this)),this.body.addEventListener("load",function(a){return function(){return a.nativeScrollTo()}}(this),!0),"undefined"!=typeof InstallTrigger&&(this.body.contentEditable="true"),this.initmouse(),addEventListener("load",function(a){return function(){return a.resize()}}(this))}return a.prototype.cloneAttr=function(a,b){return null==b&&(b=null),{bg:a.bg,fg:a.fg,ch:null!==b?b:a.ch,bold:a.bold,underline:a.underline,blink:a.blink,inverse:a.inverse,invisible:a.invisible,italic:a.italic,faint:a.faint,crossed:a.crossed}},a.prototype.equalAttr=function(a,b){return a.bg===b.bg&&a.fg===b.fg&&a.bold===b.bold&&a.underline===b.underline&&a.blink===b.blink&&a.inverse===b.inverse&&a.invisible===b.invisible&&a.italic===b.italic&&a.faint===b.faint&&a.crossed===b.crossed},a.prototype.putChar=function(a){return this.insertMode?(this.screen[this.y+this.shift].chars.splice(this.x,0,this.cloneAttr(this.curAttr,a)),this.screen[this.y+this.shift].chars.pop()):this.screen[this.y+this.shift].chars[this.x]=this.cloneAttr(this.curAttr,a),this.screen[this.y+this.shift].dirty=!0},a.prototype.resetVars=function(){var a;for(this.x=0,this.y=0,this.cursorHidden=!1,this.state=b.normal,this.queue="",this.scrollTop=0,this.scrollBottom=this.rows-1,this.scrollLock=!1,this.applicationKeypad=!1,this.applicationCursor=!1,this.originMode=!1,this.autowrap=!0,this.normal=null,this.charset=null,this.gcharset=null,this.glevel=0,this.charsets=[null],this.defAttr={bg:256,fg:257,ch:" ",bold:!1,underline:!1,blink:0,inverse:!1,invisible:!1,italic:!1,faint:!1,crossed:!1},this.curAttr=this.cloneAttr(this.defAttr),this.params=[],this.currentParam=0,this.prefix="",this.screen=[],a=this.rows,this.shift=0;a--;)this.screen.push(this.blankLine(!1,!1));return this.setupStops(),this.skipNextKey=null},a.prototype.computeCharSize=function(){var a;return a=document.createElement("span"),a.textContent="0123456789",this.children[0].appendChild(a),this.charSize={width:a.getBoundingClientRect().width/10,height:this.children[0].getBoundingClientRect().height},this.children[0].removeChild(a)},a.prototype.eraseAttr=function(){var a;return a=this.cloneAttr(this.defAttr),a.bg=this.curAttr.bg,a},a.prototype.focus=function(){return this.sendFocus&&this.send(""),this.showCursor(),this.body.classList.add("focus"),this.body.classList.remove("blur"),this.resize()},a.prototype.blur=function(){return this.cursorState=1,this.screen[this.y+this.shift].dirty=!0,this.refresh(),this.sendFocus&&this.send(""),this.body.classList.add("blur"),this.body.classList.remove("focus")},a.prototype.initmouse=function(){var a,b,c,e,f,g,h;return e=32,f=function(a){var d,f;return d=b(a),(f=c(a))?(g(d,f,a.type),e=d):void 0},h=function(a){var b,d;return b=e,(d=c(a))?(b+=32,g(b,d,a.type)):void 0},a=function(a){return function(b,c){return a.utfMouse?2047===c?b.push(0):127>c?b.push(c):(c>2047&&(c=2047),b.push(192|c>>6),b.push(128|63&c)):255===c?b.push(0):(c>127&&(c=127),b.push(c))}}(this),g=function(b){return function(c,d,e){var f;return b.urxvtMouse?(d.x-=32,d.y-=32,d.x++,d.y++,void b.send("["+c+";"+d.x+";"+d.y+"M")):b.sgrMouse?(d.x-=32,d.y-=32,c-=32,void b.send("[<"+c+";"+d.x+";"+d.y+("mouseup"===e?"m":"M"))):(f=[],a(f,c),a(f,d.x),a(f,d.y),b.send(""+String.fromCharCode.apply(String,f)))}}(this),b=function(a){return function(b){var c,d,e,f,g;switch(b.type){case"mousedown":c=null!=b.button?+b.button:null!=b.which?b.which-1:null;break;case"mouseup":c=3;break;case"wheel":c=b.deltaY<0?64:65}return g=b.shiftKey?4:0,e=b.metaKey?8:0,d=b.ctrlKey?16:0,f=g|e|d,a.vt200Mouse?f&=d:a.normalMouse||(f=0),32+(f<<2)+c}}(this),c=function(a){return function(b){var c,d,e,f;return e=b.pageX,f=b.pageY-window.scrollY,d=a.body.clientWidth,c=window.innerHeight,e=Math.ceil(e/d*a.cols),f=Math.ceil(f/c*a.rows),0>e&&(e=0),e>a.cols&&(e=a.cols),0>f&&(f=0),f>a.rows&&(f=a.rows),e+=32,f+=32,{x:e,y:f,type:b.type}}}(this),addEventListener("contextmenu",function(a){return function(b){return a.mouseEvents?d(b):void 0}}(this)),addEventListener("mousedown",function(a){return function(b){var c,e;if(a.mouseEvents)return f(b),c=h.bind(a),addEventListener("mousemove",c),a.x10Mouse||addEventListener("mouseup",e=function(a){return f(a),removeEventListener("mousemove",c),removeEventListener("mouseup",e),d(a)}),d(b)}}(this)),addEventListener("wheel",function(a){return function(b){if(a.mouseEvents){if(a.x10Mouse)return;return f(b),d(b)}}}(this))},a.prototype.linkify=function(a){var b,c,d,e;return e=/\b(?:https?|ftp):\/\/[a-z0-9-+&@#\/%?=~_|!:,.;]*[a-z0-9-+&@#\/%=~_|]/gim,d=/(^|[^\/])(www\.[\S]+(\b|$))/gim,b=/[\w.]+@[a-zA-Z_-]+?(?:\.[a-zA-Z]{2,6})+/gim,function(){var f,g,h,i;for(h=a.split("&nbsp;"),i=[],f=0,g=h.length;g>f;f++)c=h[f],i.push(c.replace(e,'<a href="$&">$&</a>').replace(d,'$1<a href="http://$2">$2</a>').replace(b,'<a href="mailto:$&">$&</a>'));return i}().join("&nbsp;")},a.prototype.refresh=function(a){var b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I;for(null==a&&(a=!1),y=this.body.querySelectorAll(".cursor"),l=0,m=y.length;m>l;l++)f=y[l],f.parentNode.replaceChild(this.document.createTextNode(f.textContent),f);for(z=this.body.querySelectorAll(".line.active"),t=0,n=z.length;n>t;t++)b=z[t],b.classList.remove("active");for(u="",A=this.screen,k=v=0,o=A.length;o>v;k=++v)if(r=A[k],r.dirty||a){for(w="",I=k!==this.y+this.shift||this.cursorHidden?-(1/0):this.x,c=this.cloneAttr(this.defAttr),E=!1,j=x=0,B=this.cols-1;B>=0?B>=x:x>=B;j=B>=0?++x:--x){if(g=r.chars[j],g.html){w+=g.html;break}if(E)E=!1;else{if(d=g.ch,this.equalAttr(g,c)||(this.equalAttr(c,this.defAttr)||(w+="</span>"),this.equalAttr(g,this.defAttr)||(e=[],F=[],w+="<span ",g.bold&&e.push("bold"),g.underline&&e.push("underline"),1===g.blink&&e.push("blink"),2===g.blink&&e.push("blink-fast"),g.inverse&&e.push("reverse-video"),g.invisible&&e.push("invisible"),g.italic&&e.push("italic"),g.faint&&e.push("faint"),g.crossed&&e.push("crossed"),"number"==typeof g.fg&&(h=g.fg,g.bold&&8>h&&(h+=8),e.push("fg-color-"+h)),"string"==typeof g.fg&&F.push("color: "+g.fg),"number"==typeof g.bg&&e.push("bg-color-"+g.bg),"string"==typeof g.bg&&F.push("background-color: "+g.bg),w+='class="',w+=e.join(" "),w+='"',F.length&&(w+=' style="'+F.join("; ")+'"'),w+=">")),j===I&&(w+='<span class="'+(this.cursorState?"reverse-video ":"")+'cursor">'),d.length>1)w+=d;else switch(d){case"&":w+="&amp;";break;case"<":w+="&lt;";break;case">":w+="&gt;";break;default:" "===d?w+='<span class="nbsp"> </span>':" ">=d?w+="&nbsp;":!this.forceWidth||"~">=d?w+=d:d>"＀"&&"￯">d?(E=!0,w+='<span style="display: inline-block; width: '+2*this.charSize.width+'px">'+d+"</span>"):w+='<span style="display: 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a;return this.cursorState^=1,(a=this.body.querySelector(".cursor"))?a.classList.contains("reverse-video")?a.classList.remove("reverse-video"):a.classList.add("reverse-video"):void 0},a.prototype.showCursor=function(){return this.cursorState?void 0:(this.cursorState=1,this.screen[this.y+this.shift].dirty=!0,this.refresh())},a.prototype.startBlink=function(){return this.cursorBlink?(this._blinker=function(a){return function(){return a._cursorBlink()}}(this),this.t_blink=setInterval(this._blinker,500)):void 0},a.prototype.refreshBlink=function(){return this.cursorBlink?(clearInterval(this.t_blink),this.t_blink=setInterval(this._blinker,500)):void 0},a.prototype.scroll=function(){var 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0},a.prototype.prevLine=function(){return this.y--,this.y<this.scrollTop?(this.y++,this.unscroll()):void 0},a.prototype.write=function(c){var d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A;for(j=0,l=c.length;l>j;){switch(g=c.charAt(j),this.state){case b.normal:switch(g){case"":this.bell();break;case"\n":case"":case"\f":this.screen[this.y+this.shift].dirty=!0,this.nextLine();break;case"\r":this.x=0;break;case"\b":this.x>=this.cols&&this.x--,this.x>0&&this.x--;break;case"	":this.x=this.nextStop();break;case"":this.setgLevel(1);break;case"":this.setgLevel(0);break;case"":this.state=b.escaped;break;default:if(g>="̀"&&"ͯ">=g||g>="᪰"&&"᫿">=g||g>="᷀"&&"᷿">=g||g>="⃐"&&"⃿">=g||g>="︠"&&"︯">=g){if(z=this.x,A=this.y+this.shift,this.x>0)z-=1;else{if(!(this.y>0))break;A-=1,z=this.cols-1}this.screen[A].chars[z].ch+=g;break}if(g>=" "&&((null!=(s=this.charset)?s[g]:void 0)&&(g=this.charset[g]),this.x>=this.cols&&(this.autowrap&&(this.screen[this.y+this.shift].wrap=!0,this.nextLine()),this.x=0),this.putChar(g),this.x++,this.forceWidth&&g>"＀"&&"￯">g)){if(this.cols<2||this.x>=this.cols){this.putChar(" ");break}this.putChar(" "),this.x++}}break;case b.escaped:switch(g){case"[":this.params=[],this.currentParam=0,this.state=b.csi;break;case"]":this.params=[],this.currentParam=0,this.state=b.osc;break;case"P":this.params=[],this.currentParam=0,this.state=b.dcs;break;case"_":this.state=b.ignore;break;case"^":this.state=b.ignore;break;case"c":this.reset();break;case"E":this.x=0,this.index();break;case"D":this.index();break;case"M":this.reverseIndex();break;case"%":this.setgLevel(0),this.setgCharset(0,a.prototype.charsets.US),this.state=b.normal,j++;break;case"(":case")":case"*":case"+":case"-":case".":switch(g){case"(":this.gcharset=0;break;case")":case"-":this.gcharset=1;break;case"*":case".":this.gcharset=2;break;case"+":this.gcharset=3}this.state=b.charset;break;case"/":this.gcharset=3,this.state=b.charset,j--;break;case"n":this.setgLevel(2);break;case"o":this.setgLevel(3);break;case"|":this.setgLevel(3);break;case"}":this.setgLevel(2);break;case"~":this.setgLevel(1);break;case"7":this.saveCursor(),this.state=b.normal;break;case"8":this.restoreCursor(),this.state=b.normal;break;case"#":switch(this.state=b.normal,j++,q=c.charAt(j)){case"3":break;case"4":break;case"5":break;case"6":break;case"8":for(t=this.screen,k=0,m=t.length;m>k;k++)for(n=t[k],n.dirty=!0,f=o=0,u=n.chars.length;u>=0?u>=o:o>=u;f=u>=0?++o:--o)n.chars[f]=this.cloneAttr(this.curAttr,"E");this.x=this.y=0}break;case"H":this.tabSet();break;case"=":this.applicationKeypad=!0,this.state=b.normal;break;case">":this.applicationKeypad=!1,this.state=b.normal;break;default:this.state=b.normal,console.log("Unknown ESC control:",g)}break;case b.charset:switch(g){case"0":i=a.prototype.charsets.SCLD;break;case"A":i=a.prototype.charsets.UK;break;case"B":i=a.prototype.charsets.US;break;case"4":i=a.prototype.charsets.Dutch;break;case"C":case"5":i=a.prototype.charsets.Finnish;break;case"R":i=a.prototype.charsets.French;break;case"Q":i=a.prototype.charsets.FrenchCanadian;break;case"K":i=a.prototype.charsets.German;break;case"Y":i=a.prototype.charsets.Italian;break;case"E":case"6":i=a.prototype.charsets.NorwegianDanish;break;case"Z":i=a.prototype.charsets.Spanish;break;case"H":case"7":i=a.prototype.charsets.Swedish;break;case"=":i=a.prototype.charsets.Swiss;break;case"/":i=a.prototype.charsets.ISOLatin,j++;break;default:i=a.prototype.charsets.US}this.setgCharset(this.gcharset,i),this.gcharset=null,this.state=b.normal;break;case b.osc:if(""===g||""===g){switch(""===g&&j++,this.params.push(this.currentParam),this.params[0]){case 0:case 1:case 2:this.params[1]&&(this.title=this.params[1]+" - ƸӜƷ butterfly",this.handleTitle(this.title))}this.params=[],this.currentParam=0,this.state=b.normal}else this.params.length?this.currentParam+=g:g>="0"&&"9">=g?this.currentParam=10*this.currentParam+g.charCodeAt(0)-48:";"===g&&(this.params.push(this.currentParam),this.currentParam="");break;case b.csi:if("?"===g||">"===g||"!"===g){this.prefix=g;break}if(g>="0"&&"9">=g){this.currentParam=10*this.currentParam+g.charCodeAt(0)-48;break}if("$"===g||'"'===g||" "===g||"'"===g)break;if(" ">=g||g>="~"){"\b"===g&&(this.currentParam=this.currentParam/10&1),"\r"===g&&(this.x=0),["\n","","\f"].indexOf(g)>=0&&(this.screen[this.y+this.shift].dirty=!0,this.nextLine());break}if(this.params.push(this.currentParam),this.currentParam=0,";"===g)break;switch(this.state=b.normal,g){case"A":this.cursorUp(this.params);break;case"B":this.cursorDown(this.params);break;case"C":this.cursorForward(this.params);break;case"D":this.cursorBackward(this.params);break;case"H":this.cursorPos(this.params);break;case"J":this.eraseInDisplay(this.params);break;case"K":this.eraseInLine(this.params);break;case"m":this.prefix||this.charAttributes(this.params);break;case"n":this.prefix||this.deviceStatus(this.params);break;case"@":this.insertChars(this.params);break;case"E":this.cursorNextLine(this.params);break;case"F":this.cursorPrecedingLine(this.params);break;case"G":this.cursorCharAbsolute(this.params);break;case"L":this.insertLines(this.params);break;case"M":this.deleteLines(this.params);break;case"P":this.deleteChars(this.params);break;case"X":this.eraseChars(this.params);break;case"`":this.charPosAbsolute(this.params);break;case"a":this.HPositionRelative(this.params);break;case"c":this.sendDeviceAttributes(this.params);break;case"d":this.linePosAbsolute(this.params);break;case"e":this.VPositionRelative(this.params);break;case"f":this.HVPosition(this.params);break;case"h":this.setMode(this.params);break;case"l":this.resetMode(this.params);break;case"r":this.setScrollRegion(this.params);break;case"s":this.saveCursor(this.params);break;case"u":this.restoreCursor(this.params);break;case"I":this.cursorForwardTab(this.params);break;case"S":this.scrollUp(this.params);break;case"T":this.params.length<2&&!this.prefix&&this.scrollDown(this.params);break;case"Z":this.cursorBackwardTab(this.params);break;case"b":this.repeatPrecedingCharacter(this.params);break;case"g":this.tabClear(this.params);break;case"p":"!"===this.prefix&&this.softReset(this.params);break;default:console.error("Unknown CSI code: %s (%d).",g,g.charCodeAt(0))}this.prefix="";break;case b.dcs:if(""===g||""===g){switch(""===g&&j++,this.prefix){case"":if(r=this.currentParam,";"!==r[0]){console.error("Unknown DECUDK: "+r);break}if(r=r.slice(1),v=r.split("|",2),x=v[0],h=v[1],!h){console.error("No type for inline DECUDK: "+r);break}switch(x){case"HTML":w=html_sanitize(h,function(a){return a}),d=this.cloneAttr(this.curAttr),d.html='<div class="inline-html">'+w+"</div>",this.screen[this.y+this.shift].chars[this.x]=d,this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1,this.nextLine();break;case"IMAGE":h=encodeURI(h),h.indexOf(";")?(p=h.slice(0,h.indexOf(";")),e=h.slice(h.indexOf(";")+1)):(p="image",e=h),d=this.cloneAttr(this.curAttr),d.html='<img class="inline-image" src="data:'+p+";base64,"+e+'" />',this.screen[this.y+this.shift].chars[this.x]=d,this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1;break;case"PROMPT":this.send(h);break;case"TEXT":l+=h.length,c=c.slice(0,j+1)+h+c.slice(j+1);break;default:console.error("Unknown type "+x+" for DECUDK")}break;case"$q":switch(r=this.currentParam,y=!1,r){case'"q':r='0"q';break;case'"p':r='61"p';break;case"r":r=""+(this.scrollTop+1)+";"+(this.scrollBottom+1)+"r";break;case"m":r="0m";break;default:console.error("Unknown DCS Pt: %s.",r),r=""}this.send("P"+ +y+"$r"+r+"\\");break;case"+q":r=this.currentParam,y=!1,this.send("P"+ +y+"+r"+r+"\\");break;default:console.error("Unknown DCS prefix: %s.",this.prefix)}this.currentParam=0,this.prefix="",this.state=b.normal}else this.currentParam?this.currentParam+=g:this.prefix||"$"===g||"+"===g?2===this.prefix.length?this.currentParam=g:this.prefix+=g:this.currentParam=g;break;case b.ignore:(""===g||""===g)&&(""===g&&j++,this.state=b.normal)}j++}return this.screen[this.y+this.shift].dirty=!0,this.refresh()},a.prototype.writeln=function(a){return this.write(a+"\r\n")},a.prototype.keyDown=function(a){var b,c,e,f;if(a.keyCode>15&&a.keyCode<19)return!0;if((a.shiftKey||a.ctrlKey)&&45===a.keyCode)return!0;if(a.shiftKey&&a.ctrlKey&&(67===(e=a.keyCode)||86===e))return!0;if(a.altKey&&90===a.keyCode&&!this.skipNextKey)return this.skipNextKey=!0,this.body.classList.add("skip"),d(a);if(this.skipNextKey)return this.skipNextKey=!1,this.body.classList.remove("skip"),!0;switch(a.keyCode){case 8:if(c=a.altKey?"":"",a.shiftKey){c+="\b";break}c+="";break;case 9:if(a.shiftKey){c="";break}c="	";break;case 13:c="\r";break;case 27:c="";break;case 37:if(this.applicationCursor){c="OD";break}c="";break;case 39:if(this.applicationCursor){c="OC";break}c="";break;case 38:if(this.applicationCursor){c="OA";break}if(a.ctrlKey)return this.scrollDisplay(-1),d(a);c="";break;case 40:if(this.applicationCursor){c="OB";break}if(a.ctrlKey)return this.scrollDisplay(1),d(a);c="";break;case 46:c="[3~";break;case 45:c="[2~";break;case 36:if(this.applicationKeypad){c="OH";break}c="OH";break;case 35:if(this.applicationKeypad){c="OF";break}c="OF";break;case 33:if(a.shiftKey){if(a.ctrlKey)break;return this.scrollDisplay(-(this.rows-1)),d(a)}c="[5~";break;case 34:if(a.shiftKey){if(a.ctrlKey)break;return this.scrollDisplay(this.rows-1),d(a)}c="[6~";break;case 112:c="OP";break;case 113:c="OQ";break;case 114:c="OR";break;case 115:c="OS";break;case 116:c="[15~";break;case 117:c="[17~";break;case 118:c="[18~";break;case 119:c="[19~";break;case 120:c="[20~";break;case 121:c="[21~";break;case 122:c="[23~";break;case 123:c="[24~";break;case 145:return this.scrollLock=!this.scrollLock,this.scrollLock?this.body.classList.add("locked"):this.body.classList.remove("locked"),d(a);default:if(a.ctrlKey)if(a.keyCode>=65&&a.keyCode<=90){if(67===a.keyCode){if(f=(new Date).getTime(),f-this.lastcc<500&&!this.stop){for(b=setTimeout(function(){});b--;)b!==this.t_bell&&b!==this.t_queue&&b!==this.t_blink&&clearTimeout(b);return this.body.classList.add("stopped"),this.stop=!0,this.send(" ")}if(this.stop)return!0;this.lastcc=f}c=String.fromCharCode(a.keyCode-64)}else 32===a.keyCode?c=String.fromCharCode(0):a.keyCode>=51&&a.keyCode<=55?c=String.fromCharCode(a.keyCode-51+27):56===a.keyCode?c=String.fromCharCode(127):219===a.keyCode?c=String.fromCharCode(27):221===a.keyCode&&(c=String.fromCharCode(29));else(a.altKey&&k.call(navigator.platform,"Mac")<0||a.metaKey&&k.call(navigator.platform,"Mac")>=0)&&(a.keyCode>=65&&a.keyCode<=90?c=""+String.fromCharCode(a.keyCode+32):192===a.keyCode?c="`":a.keyCode>=48&&a.keyCode<=57&&(c=""+(a.keyCode-48)))}return a.keyCode>=37&&a.keyCode<=40&&(a.ctrlKey?c=c.slice(0,-1)+"1;5"+c.slice(-1):a.altKey?c=c.slice(0,-1)+"1;3"+c.slice(-1):a.shiftKey&&(c=c.slice(0,-1)+"1;4"+c.slice(-1))),c?(this.showCursor(),this.send(c),d(a)):!0},a.prototype.setgLevel=function(a){return this.glevel=a,this.charset=this.charsets[a]},a.prototype.setgCharset=function(a,b){return this.charsets[a]=b,this.glevel===a?this.charset=b:void 0},a.prototype.keyPress=function(a){var b,c;if(this.skipNextKey===!1)return this.skipNextKey=null,!0;if(a.keyCode>15&&a.keyCode<19)return!0;if((a.shiftKey||a.ctrlKey)&&45===a.keyCode)return!0;if(a.shiftKey&&a.ctrlKey&&(67===(c=a.keyCode)||86===c))return!0;if(d(a),a.charCode)b=a.charCode;else if(null==a.which)b=a.keyCode;else{if(0===a.which||0===a.charCode)return!1;b=a.which}return!b||a.ctrlKey||a.altKey||a.metaKey?!1:(b=String.fromCharCode(b),this.showCursor(),this.send(b),!1)},a.prototype.bell=function(a){return null==a&&(a="bell"),this.visualBell?(this.body.classList.add(a),this.t_bell=setTimeout(function(b){return function(){return b.body.classList.remove(a)}}(this),this.visualBell)):void 0},a.prototype.resize=function(a,b,c){var d,e,f,g,h,i,j,k,l;if(null==a&&(a=null),null==b&&(b=null),null==c&&(c=!1),i=this.cols,j=this.rows,this.computeCharSize(),l=this.body.clientWidth,e=this.html.clientHeight-(this.html.offsetHeight-this.html.scrollHeight),this.cols=a||Math.floor(l/this.charSize.width),this.rows=b||Math.floor(e/this.charSize.height),k=e%this.charSize.height,this.body.style["padding-bottom"]=k+"px",this.nativeScrollTo(),a||b||i!==this.cols||j!==this.rows){if(c||this.ctl("Resize",this.cols,this.rows),i<this.cols)for(f=this.screen.length;f--;){for(;this.screen[f].chars.length<this.cols;)this.screen[f].chars.push(this.defAttr);this.screen[f].wrap=!1}else if(i>this.cols)for(f=this.screen.length;f--;)for(;this.screen[f].chars.length>this.cols;)this.screen[f].chars.pop();if(this.setupStops(i),g=j,g<this.rows)for(d=this.body;g++<this.rows;)this.screen.length<this.rows&&this.screen.push(this.blankLine()),this.children.length<this.rows&&(h=this.document.createElement("div"),h.className="line",d.appendChild(h),this.children.push(h));else if(g>this.rows)for(;g-->this.rows;)this.screen.length>this.rows&&this.screen.pop(),this.children.length>this.rows&&(d=this.children.pop(),null!=d&&d.parentNode.removeChild(d));if(this.normal){if(i<this.cols)for(f=this.normal.screen.length;f--;){for(;this.normal.screen[f].chars.length<this.cols;)this.normal.screen[f].chars.push(this.defAttr);this.normal.screen[f].wrap=!1}else if(i>this.cols)for(f=this.normal.screen.length;f--;)for(;this.normal.screen[f].chars.length>this.cols;)this.normal.screen[f].chars.pop();if(g=j,g<this.rows)for(;g++<this.rows;)this.normal.screen.length<this.rows&&this.normal.screen.push(this.blankLine());else if(g>this.rows)for(;g-->this.rows;)this.normal.screen.length>this.rows&&this.normal.screen.pop()}return this.y>=this.rows&&(this.y=this.rows-1),this.x>=this.cols&&(this.x=this.cols-1),this.scrollTop=0,this.scrollBottom=this.rows-1,this.refresh(!0),a||b?this.reset():void 0}},a.prototype.resizeWindowPlease=function(a){var b,c;return b=window.innerWidth-this.body.clientWidth,c=a*this.charSize.width+b,resizeTo(c,window.innerHeight)},a.prototype.setupStops=function(a){var b;for(null!=a?this.tabs[a]||(a=this.prevStop(a)):(this.tabs={},a=0),b=[];a<this.cols;)this.tabs[a]=!0,b.push(a+=8);return b},a.prototype.prevStop=function(a){for(null==a&&(a=this.x);!this.tabs[--a]&&a>0;);return a>=this.cols?this.cols-1:0>a?0:a},a.prototype.nextStop=function(a){for(null==a&&(a=this.x);!this.tabs[++a]&&a<this.cols;);return a>=this.cols?this.cols-1:0>a?0:a},a.prototype.eraseRight=function(a,b){var c;for(c=this.screen[b+this.shift].chars;a<this.cols;)c[a]=this.eraseAttr(),a++;return this.screen[b+this.shift].dirty=!0,this.screen[b+this.shift].wrap=!1},a.prototype.eraseLeft=function(a,b){for(a++;a--;)this.screen[b+this.shift].chars[a]=this.eraseAttr();return this.screen[b+this.shift].dirty=!0,this.screen[b+this.shift].wrap=!1},a.prototype.eraseLine=function(a){return this.eraseRight(0,a)},a.prototype.blankLine=function(a,b){var c,d,e;for(null==a&&(a=!1),null==b&&(b=!0),c=a?this.eraseAttr():this.defAttr,e=[],d=0;d<this.cols;)e[d]=c,d++;return{chars:e,dirty:b,wrap:!1}},a.prototype.ch=function(a){return a?this.eraseAttr():this.defAttr},a.prototype.isterm=function(a){return 0===(""+this.termName).indexOf(a)},a.prototype.send=function(a){return this.out(a)},a.prototype.handleTitle=function(a){return document.title=a},a.prototype.index=function(){return this.nextLine(),this.state=b.normal},a.prototype.reverseIndex=function(){return this.prevLine(),this.state=b.normal},a.prototype.reset=function(){return this.resetVars(),this.refresh(!0)},a.prototype.tabSet=function(){return this.tabs[this.x]=!0,this.state=b.normal},a.prototype.cursorUp=function(a){var b;return b=a[0],1>b&&(b=1),this.y-=b,this.y<0?this.y=0:void 0},a.prototype.cursorDown=function(a){var b;return b=a[0],1>b&&(b=1),this.y+=b,this.y>=this.rows?this.y=this.rows-1:void 0},a.prototype.cursorForward=function(a){var b;return b=a[0],1>b&&(b=1),this.x+=b,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.cursorBackward=function(a){var b;return b=a[0],1>b&&(b=1),this.x-=b,this.x<0?this.x=0:void 0},a.prototype.cursorPos=function(a){var b,c;return c=a[0]-1,b=a.length>=2?a[1]-1:0,0>c?c=0:c>=this.rows&&(c=this.rows-1),0>b?b=0:b>=this.cols&&(b=this.cols-1),this.x=b,this.y=c+(this.originMode?this.scrollTop:0)},a.prototype.eraseInDisplay=function(a){var b,c,d,e;switch(a[0]){case 0:for(this.eraseRight(this.x,this.y),b=this.y+1,c=[];b<this.rows;)this.eraseLine(b),c.push(b++);return c;case 1:for(this.eraseLeft(this.x,this.y),b=this.y,d=[];b--;)d.push(this.eraseLine(b));return d;case 2:for(b=this.rows,e=[];b--;)e.push(this.eraseLine(b));return e}},a.prototype.eraseInLine=function(a){switch(a[0]){case 0:return this.eraseRight(this.x,this.y);case 1:return this.eraseLeft(this.x,this.y);case 2:return this.eraseLine(this.y)}},a.prototype.charAttributes=function(a){var b,c,d,e;if(1===a.length&&0===a[0])return void(this.curAttr=this.cloneAttr(this.defAttr));for(c=a.length,b=0,e=[];c>b;)d=a[b],d>=30&&37>=d?this.curAttr.fg=d-30:d>=40&&47>=d?this.curAttr.bg=d-40:d>=90&&97>=d?(d+=8,this.curAttr.fg=d-90):d>=100&&107>=d?(d+=8,this.curAttr.bg=d-100):0===d?this.curAttr=this.cloneAttr(this.defAttr):1===d?this.curAttr.bold=!0:2===d?this.curAttr.faint=!0:3===d?this.curAttr.italic=!0:4===d?this.curAttr.underline=!0:5===d?this.curAttr.blink=1:6===d?this.curAttr.blink=2:7===d?this.curAttr.inverse=!0:8===d?this.curAttr.invisible=!0:9===d?this.curAttr.crossed=!0:10===d||(21===d?this.curAttr.bold=!1:22===d?(this.curAttr.bold=!1,this.curAttr.faint=!1):23===d?this.curAttr.italic=!1:24===d?this.curAttr.underline=!1:25===d?this.curAttr.blink=!1:27===d?this.curAttr.inverse=!1:28===d?this.curAttr.invisible=!1:29===d?this.curAttr.crossed=!1:39===d?this.curAttr.fg=257:49===d?this.curAttr.bg=256:38===d?2===a[b+1]?(b+=2,this.curAttr.fg="rgb("+a[b]+", "+a[b+1]+", "+a[b+2]+")",b+=2):5===a[b+1]&&(b+=2,this.curAttr.fg=255&a[b]):48===d?2===a[b+1]?(b+=2,this.curAttr.bg="rgb("+a[b]+", "+a[b+1]+", "+a[b+2]+")",b+=2):5===a[b+1]&&(b+=2,this.curAttr.bg=255&a[b]):100===d?(this.curAttr.fg=257,this.curAttr.bg=256):console.error("Unknown SGR attribute: %d.",d)),e.push(b++);return e},a.prototype.deviceStatus=function(a){if(this.prefix){if("?"===this.prefix&&6===a[0])return this.send("[?"+(this.y+1)+";"+(this.x+1)+"R")}else switch(a[0]){case 5:return this.send("");case 6:return this.send("["+(this.y+1)+";"+(this.x+1)+"R")}},a.prototype.insertChars=function(a){var b,c,d;for(c=a[0],1>c&&(c=1),d=this.y,b=this.x;c--&&b<this.cols;)this.screen[d+this.shift].chars.splice(b++,0,[this.eraseAttr(),!0]),this.screen[d+this.shift].chars.pop();return this.screen[d+this.shift].dirty=!0},a.prototype.cursorNextLine=function(a){var b;return b=a[0],1>b&&(b=1),this.y+=b,this.y>=this.rows&&(this.y=this.rows-1),this.x=0},a.prototype.cursorPrecedingLine=function(a){var b;return b=a[0],1>b&&(b=1),this.y-=b,this.y<0&&(this.y=0),this.x=0},a.prototype.cursorCharAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.x=b-1},a.prototype.insertLines=function(a){var b,c,d,e,f,g;for(d=a[0],1>d&&(d=1);d--;)this.screen.splice(this.y+this.shift,0,this.blankLine(!0)),this.screen.splice(this.scrollBottom+1+this.shift,1);for(g=[],b=c=e=this.y+this.shift,f=this.screen.length-1;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b].dirty=!0);
-return g},a.prototype.deleteLines=function(a){var b,c,d,e,f,g;for(d=a[0],1>d&&(d=1);d--;)this.screen.splice(this.scrollBottom+this.shift,0,this.blankLine(!0)),this.screen.splice(this.y+this.shift,1),this.normal||0!==this.scrollTop||this.scrollBottom!==this.rows-1||(this.children[this.y+this.shift].remove(),this.children.splice(this.y+this.shift,1));if(this.normal||0!==this.scrollTop||this.scrollBottom!==this.rows-1){for(g=[],b=c=e=this.y+this.shift,f=this.screen.length-1;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b].dirty=!0);return g}},a.prototype.deleteChars=function(a){var b;for(b=a[0],1>b&&(b=1);b--;)this.screen[this.y+this.shift].chars.splice(this.x,1),this.screen[this.y+this.shift].chars.push(this.eraseAttr());return this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1},a.prototype.eraseChars=function(a){var b,c;for(c=a[0],1>c&&(c=1),b=this.x;c--&&b<this.cols;)this.screen[this.y+this.shift].chars[b++]=this.eraseAttr();return this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1},a.prototype.charPosAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.x=b-1,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.HPositionRelative=function(a){var b;return b=a[0],1>b&&(b=1),this.x+=b,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.sendDeviceAttributes=function(a){if(!(a[0]>0))if(this.prefix){if(">"===this.prefix){if(this.isterm("xterm"))return this.send("[>0;276;0c");if(this.isterm("rxvt-unicode"))return this.send("[>85;95;0c");if(this.isterm("linux"))return this.send(a[0]+"c");if(this.isterm("screen"))return this.send("[>83;40003;0c")}}else{if(this.isterm("xterm")||this.isterm("rxvt-unicode")||this.isterm("screen"))return this.send("[?1;2c");if(this.isterm("linux"))return this.send("[?6c")}},a.prototype.linePosAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.y=b-1,this.y>=this.rows?this.y=this.rows-1:void 0},a.prototype.VPositionRelative=function(a){var b;return 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f,g,h,i;for(h=a.split("&nbsp;"),i=[],f=0,g=h.length;g>f;f++)c=h[f],i.push(c.replace(e,'<a href="$&">$&</a>').replace(d,'$1<a href="http://$2">$2</a>').replace(b,'<a href="mailto:$&">$&</a>'));return i}().join("&nbsp;")},a.prototype.refresh=function(a){var b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A,B,C,D,E,F,G,H,I;for(null==a&&(a=!1),y=this.body.querySelectorAll(".cursor"),l=0,m=y.length;m>l;l++)f=y[l],f.parentNode.replaceChild(this.document.createTextNode(f.textContent),f);for(z=this.body.querySelectorAll(".line.active"),t=0,n=z.length;n>t;t++)b=z[t],b.classList.remove("active");for(u="",A=this.screen,k=v=0,o=A.length;o>v;k=++v)if(r=A[k],r.dirty||a){for(w="",I=k!==this.y+this.shift||this.cursorHidden?-(1/0):this.x,c=this.cloneAttr(this.defAttr),E=!1,j=x=0,B=this.cols-1;B>=0?B>=x:x>=B;j=B>=0?++x:--x){if(g=r.chars[j],g.html){w+=g.html;break}if(E)E=!1;else{if(d=g.ch,this.equalAttr(g,c)||(this.equalAttr(c,this.defAttr)||(w+="</span>"),this.equalAttr(g,this.defAttr)||(e=[],F=[],w+="<span ",g.bold&&e.push("bold"),g.underline&&e.push("underline"),1===g.blink&&e.push("blink"),2===g.blink&&e.push("blink-fast"),g.inverse&&e.push("reverse-video"),g.invisible&&e.push("invisible"),g.italic&&e.push("italic"),g.faint&&e.push("faint"),g.crossed&&e.push("crossed"),"number"==typeof g.fg&&(h=g.fg,g.bold&&8>h&&(h+=8),e.push("fg-color-"+h)),"string"==typeof g.fg&&F.push("color: "+g.fg),"number"==typeof g.bg&&e.push("bg-color-"+g.bg),"string"==typeof g.bg&&F.push("background-color: "+g.bg),w+='class="',w+=e.join(" "),w+='"',F.length&&(w+=' style="'+F.join("; ")+'"'),w+=">")),j===I&&(w+='<span class="'+(this.cursorState?"reverse-video ":"")+'cursor">'),d.length>1)w+=d;else switch(d){case"&":w+="&amp;";break;case"<":w+="&lt;";break;case">":w+="&gt;";break;default:" "===d?w+='<span class="nbsp"> </span>':" ">=d?w+="&nbsp;":!this.forceWidth||"~">=d?w+=d:d>"＀"&&"￯">d?(E=!0,w+='<span style="display: inline-block; width: '+2*this.charSize.width+'px">'+d+"</span>"):w+='<span style="display: inline-block; width: '+this.charSize.width+'px">'+d+"</span>"}j===I&&(w+="</span>"),c=g}}this.equalAttr(c,this.defAttr)||(w+="</span>"),k===this.y+this.shift||g.html||(w=this.linkify(w)),r.wrap&&(w+="⏎"),this.children[k]?(this.children[k].innerHTML=w,I!==-(1/0)&&this.children[k].classList.add("active")):u+='<div class="line'+(I!==-(1/0)&&" active"||"")+'">'+w+"</div>",this.screen[k].dirty=!1}if(""!==u){if(i=this.document.createElement("div"),i.className="group",i.innerHTML=u,this.body.appendChild(i),this.screen=this.screen.slice(-this.rows),this.shift=0,s=document.querySelectorAll(".line"),s.length>this.scrollback){for(C=Array.prototype.slice.call(s,0,s.length-this.scrollback),G=0,p=C.length;p>G;G++)r=C[G],r.remove();for(D=document.querySelectorAll(".group:empty"),H=0,q=D.length;q>H;H++)i=D[H],i.remove();s=document.querySelectorAll(".line")}this.children=Array.prototype.slice.call(s,-this.rows)}return this.scrollLock?void 0:this.nativeScrollTo()},a.prototype._cursorBlink=function(){var a;return this.cursorState^=1,(a=this.body.querySelector(".cursor"))?a.classList.contains("reverse-video")?a.classList.remove("reverse-video"):a.classList.add("reverse-video"):void 0},a.prototype.showCursor=function(){return this.cursorState?void 0:(this.cursorState=1,this.screen[this.y+this.shift].dirty=!0,this.refresh())},a.prototype.startBlink=function(){return this.cursorBlink?(this._blinker=function(a){return function(){return a._cursorBlink()}}(this),this.t_blink=setInterval(this._blinker,500)):void 0},a.prototype.refreshBlink=function(){return this.cursorBlink?(clearInterval(this.t_blink),this.t_blink=setInterval(this._blinker,500)):void 0},a.prototype.scroll=function(){var a,b,c,d,e;if(this.normal||0!==this.scrollTop||this.scrollBottom!==this.rows-1){for(this.screen.splice(this.shift+this.scrollBottom+1,0,this.blankLine()),this.screen.splice(this.shift+this.scrollTop,1),e=[],a=b=c=this.scrollTop,d=this.scrollBottom;d>=c?d>=b:b>=d;a=d>=c?++b:--b)e.push(this.screen[a+this.shift].dirty=!0);return e}return this.screen.push(this.blankLine()),this.shift++},a.prototype.unscroll=function(){var a,b,c,d,e;for(this.screen.splice(this.shift+this.scrollTop,0,this.blankLine(!0)),this.screen.splice(this.shift+this.scrollBottom+1,1),e=[],a=b=c=this.scrollTop,d=this.scrollBottom;d>=c?d>=b:b>=d;a=d>=c?++b:--b)e.push(this.screen[a+this.shift].dirty=!0);return e},a.prototype.nativeScrollTo=function(a){return null==a&&(a=2e9),window.scrollTo(0,a)},a.prototype.scrollDisplay=function(a){return this.nativeScrollTo(window.scrollY+a*this.charSize.height)},a.prototype.nextLine=function(){return this.y++,this.y>this.scrollBottom?(this.y--,this.scroll()):void 0},a.prototype.prevLine=function(){return this.y--,this.y<this.scrollTop?(this.y++,this.unscroll()):void 0},a.prototype.write=function(c){var d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z,A;for(j=0,l=c.length;l>j;){switch(g=c.charAt(j),this.state){case b.normal:switch(g){case"":this.bell();break;case"\n":case"":case"\f":this.screen[this.y+this.shift].dirty=!0,this.nextLine();break;case"\r":this.x=0;break;case"\b":this.x>=this.cols&&this.x--,this.x>0&&this.x--;break;case"	":this.x=this.nextStop();break;case"":this.setgLevel(1);break;case"":this.setgLevel(0);break;case"":this.state=b.escaped;break;default:if(g>="̀"&&"ͯ">=g||g>="᪰"&&"᫿">=g||g>="᷀"&&"᷿">=g||g>="⃐"&&"⃿">=g||g>="︠"&&"︯">=g){if(z=this.x,A=this.y+this.shift,this.x>0)z-=1;else{if(!(this.y>0))break;A-=1,z=this.cols-1}this.screen[A].chars[z].ch+=g;break}if(g>=" "&&((null!=(s=this.charset)?s[g]:void 0)&&(g=this.charset[g]),this.x>=this.cols&&(this.autowrap&&(this.screen[this.y+this.shift].wrap=!0,this.nextLine()),this.x=0),this.putChar(g),this.x++,this.forceWidth&&g>"＀"&&"￯">g)){if(this.cols<2||this.x>=this.cols){this.putChar(" ");break}this.putChar(" "),this.x++}}break;case b.escaped:switch(g){case"[":this.params=[],this.currentParam=0,this.state=b.csi;break;case"]":this.params=[],this.currentParam=0,this.state=b.osc;break;case"P":this.params=[],this.currentParam=0,this.state=b.dcs;break;case"_":this.state=b.ignore;break;case"^":this.state=b.ignore;break;case"c":this.reset();break;case"E":this.x=0,this.index();break;case"D":this.index();break;case"M":this.reverseIndex();break;case"%":this.setgLevel(0),this.setgCharset(0,a.prototype.charsets.US),this.state=b.normal,j++;break;case"(":case")":case"*":case"+":case"-":case".":switch(g){case"(":this.gcharset=0;break;case")":case"-":this.gcharset=1;break;case"*":case".":this.gcharset=2;break;case"+":this.gcharset=3}this.state=b.charset;break;case"/":this.gcharset=3,this.state=b.charset,j--;break;case"n":this.setgLevel(2);break;case"o":this.setgLevel(3);break;case"|":this.setgLevel(3);break;case"}":this.setgLevel(2);break;case"~":this.setgLevel(1);break;case"7":this.saveCursor(),this.state=b.normal;break;case"8":this.restoreCursor(),this.state=b.normal;break;case"#":switch(this.state=b.normal,j++,q=c.charAt(j)){case"3":break;case"4":break;case"5":break;case"6":break;case"8":for(t=this.screen,k=0,m=t.length;m>k;k++)for(n=t[k],n.dirty=!0,f=o=0,u=n.chars.length;u>=0?u>=o:o>=u;f=u>=0?++o:--o)n.chars[f]=this.cloneAttr(this.curAttr,"E");this.x=this.y=0}break;case"H":this.tabSet();break;case"=":this.applicationKeypad=!0,this.state=b.normal;break;case">":this.applicationKeypad=!1,this.state=b.normal;break;default:this.state=b.normal,console.log("Unknown ESC control:",g)}break;case b.charset:switch(g){case"0":i=a.prototype.charsets.SCLD;break;case"A":i=a.prototype.charsets.UK;break;case"B":i=a.prototype.charsets.US;break;case"4":i=a.prototype.charsets.Dutch;break;case"C":case"5":i=a.prototype.charsets.Finnish;break;case"R":i=a.prototype.charsets.French;break;case"Q":i=a.prototype.charsets.FrenchCanadian;break;case"K":i=a.prototype.charsets.German;break;case"Y":i=a.prototype.charsets.Italian;break;case"E":case"6":i=a.prototype.charsets.NorwegianDanish;break;case"Z":i=a.prototype.charsets.Spanish;break;case"H":case"7":i=a.prototype.charsets.Swedish;break;case"=":i=a.prototype.charsets.Swiss;break;case"/":i=a.prototype.charsets.ISOLatin,j++;break;default:i=a.prototype.charsets.US}this.setgCharset(this.gcharset,i),this.gcharset=null,this.state=b.normal;break;case b.osc:if(""===g||""===g){switch(""===g&&j++,this.params.push(this.currentParam),this.params[0]){case 0:case 1:case 2:this.params[1]&&(this.title=this.params[1]+" - ƸӜƷ butterfly",this.handleTitle(this.title))}this.params=[],this.currentParam=0,this.state=b.normal}else this.params.length?this.currentParam+=g:g>="0"&&"9">=g?this.currentParam=10*this.currentParam+g.charCodeAt(0)-48:";"===g&&(this.params.push(this.currentParam),this.currentParam="");break;case b.csi:if("?"===g||">"===g||"!"===g){this.prefix=g;break}if(g>="0"&&"9">=g){this.currentParam=10*this.currentParam+g.charCodeAt(0)-48;break}if("$"===g||'"'===g||" "===g||"'"===g)break;if(" ">=g||g>="~"){"\b"===g&&(this.currentParam=this.currentParam/10&1),"\r"===g&&(this.x=0),["\n","","\f"].indexOf(g)>=0&&(this.screen[this.y+this.shift].dirty=!0,this.nextLine());break}if(this.params.push(this.currentParam),this.currentParam=0,";"===g)break;switch(this.state=b.normal,g){case"A":this.cursorUp(this.params);break;case"B":this.cursorDown(this.params);break;case"C":this.cursorForward(this.params);break;case"D":this.cursorBackward(this.params);break;case"H":this.cursorPos(this.params);break;case"J":this.eraseInDisplay(this.params);break;case"K":this.eraseInLine(this.params);break;case"m":this.prefix||this.charAttributes(this.params);break;case"n":this.prefix||this.deviceStatus(this.params);break;case"@":this.insertChars(this.params);break;case"E":this.cursorNextLine(this.params);break;case"F":this.cursorPrecedingLine(this.params);break;case"G":this.cursorCharAbsolute(this.params);break;case"L":this.insertLines(this.params);break;case"M":this.deleteLines(this.params);break;case"P":this.deleteChars(this.params);break;case"X":this.eraseChars(this.params);break;case"`":this.charPosAbsolute(this.params);break;case"a":this.HPositionRelative(this.params);break;case"c":this.sendDeviceAttributes(this.params);break;case"d":this.linePosAbsolute(this.params);break;case"e":this.VPositionRelative(this.params);break;case"f":this.HVPosition(this.params);break;case"h":this.setMode(this.params);break;case"l":this.resetMode(this.params);break;case"r":this.setScrollRegion(this.params);break;case"s":this.saveCursor(this.params);break;case"u":this.restoreCursor(this.params);break;case"I":this.cursorForwardTab(this.params);break;case"S":this.scrollUp(this.params);break;case"T":this.params.length<2&&!this.prefix&&this.scrollDown(this.params);break;case"Z":this.cursorBackwardTab(this.params);break;case"b":this.repeatPrecedingCharacter(this.params);break;case"g":this.tabClear(this.params);break;case"p":"!"===this.prefix&&this.softReset(this.params);break;default:console.error("Unknown CSI code: %s (%d).",g,g.charCodeAt(0))}this.prefix="";break;case b.dcs:if(""===g||""===g){switch(""===g&&j++,this.prefix){case"":if(r=this.currentParam,";"!==r[0]){console.error("Unknown DECUDK: "+r);break}if(r=r.slice(1),v=r.split("|",2),x=v[0],h=v[1],!h){console.error("No type for inline DECUDK: "+r);break}switch(x){case"HTML":w=html_sanitize(h,function(a){return a}),d=this.cloneAttr(this.curAttr),d.html='<div class="inline-html">'+w+"</div>",this.screen[this.y+this.shift].chars[this.x]=d,this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1,this.nextLine();break;case"IMAGE":h=encodeURI(h),h.indexOf(";")?(p=h.slice(0,h.indexOf(";")),e=h.slice(h.indexOf(";")+1)):(p="image",e=h),d=this.cloneAttr(this.curAttr),d.html='<img class="inline-image" src="data:'+p+";base64,"+e+'" />',this.screen[this.y+this.shift].chars[this.x]=d,this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1;break;case"PROMPT":this.send(h);break;case"TEXT":l+=h.length,c=c.slice(0,j+1)+h+c.slice(j+1);break;default:console.error("Unknown type "+x+" for DECUDK")}break;case"$q":switch(r=this.currentParam,y=!1,r){case'"q':r='0"q';break;case'"p':r='61"p';break;case"r":r=""+(this.scrollTop+1)+";"+(this.scrollBottom+1)+"r";break;case"m":r="0m";break;default:console.error("Unknown DCS Pt: %s.",r),r=""}this.send("P"+ +y+"$r"+r+"\\");break;case"+q":r=this.currentParam,y=!1,this.send("P"+ +y+"+r"+r+"\\");break;default:console.error("Unknown DCS prefix: %s.",this.prefix)}this.currentParam=0,this.prefix="",this.state=b.normal}else this.currentParam?this.currentParam+=g:this.prefix||"$"===g||"+"===g?2===this.prefix.length?this.currentParam=g:this.prefix+=g:this.currentParam=g;break;case b.ignore:(""===g||""===g)&&(""===g&&j++,this.state=b.normal)}j++}return this.screen[this.y+this.shift].dirty=!0,this.refresh()},a.prototype.writeln=function(a){return this.write(a+"\r\n")},a.prototype.keyDown=function(a){var b,c,e,f;if(a.keyCode>15&&a.keyCode<19)return!0;if((a.shiftKey||a.ctrlKey)&&45===a.keyCode)return!0;if(a.shiftKey&&a.ctrlKey&&(67===(e=a.keyCode)||86===e))return!0;if(a.altKey&&90===a.keyCode&&!this.skipNextKey)return this.skipNextKey=!0,this.body.classList.add("skip"),d(a);if(this.skipNextKey)return this.skipNextKey=!1,this.body.classList.remove("skip"),!0;switch(a.keyCode){case 8:if(c=a.altKey?"":"",a.shiftKey){c+="\b";break}c+="";break;case 9:if(a.shiftKey){c="";break}c="	";break;case 13:c="\r";break;case 27:c="";break;case 37:if(this.applicationCursor){c="OD";break}c="";break;case 39:if(this.applicationCursor){c="OC";break}c="";break;case 38:if(this.applicationCursor){c="OA";break}if(a.ctrlKey)return this.scrollDisplay(-1),d(a);c="";break;case 40:if(this.applicationCursor){c="OB";break}if(a.ctrlKey)return this.scrollDisplay(1),d(a);c="";break;case 46:c="[3~";break;case 45:c="[2~";break;case 36:if(this.applicationKeypad){c="OH";break}c="OH";break;case 35:if(this.applicationKeypad){c="OF";break}c="OF";break;case 33:if(a.shiftKey){if(a.ctrlKey)break;return this.scrollDisplay(-(this.rows-1)),d(a)}c="[5~";break;case 34:if(a.shiftKey){if(a.ctrlKey)break;return this.scrollDisplay(this.rows-1),d(a)}c="[6~";break;case 112:c="OP";break;case 113:c="OQ";break;case 114:c="OR";break;case 115:c="OS";break;case 116:c="[15~";break;case 117:c="[17~";break;case 118:c="[18~";break;case 119:c="[19~";break;case 120:c="[20~";break;case 121:c="[21~";break;case 122:c="[23~";break;case 123:c="[24~";break;case 145:return this.scrollLock=!this.scrollLock,this.scrollLock?this.body.classList.add("locked"):this.body.classList.remove("locked"),d(a);default:if(a.ctrlKey)if(a.keyCode>=65&&a.keyCode<=90){if(67===a.keyCode){if(f=(new Date).getTime(),f-this.lastcc<500&&!this.stop){for(b=setTimeout(function(){});b--;)b!==this.t_bell&&b!==this.t_queue&&b!==this.t_blink&&clearTimeout(b);return this.body.classList.add("stopped"),this.stop=!0,this.send(" ")}if(this.stop)return!0;this.lastcc=f}c=String.fromCharCode(a.keyCode-64)}else 32===a.keyCode?c=String.fromCharCode(0):a.keyCode>=51&&a.keyCode<=55?c=String.fromCharCode(a.keyCode-51+27):56===a.keyCode?c=String.fromCharCode(127):219===a.keyCode?c=String.fromCharCode(27):221===a.keyCode&&(c=String.fromCharCode(29));else(a.altKey&&k.call(navigator.platform,"Mac")<0||a.metaKey&&k.call(navigator.platform,"Mac")>=0)&&(a.keyCode>=65&&a.keyCode<=90?c=""+String.fromCharCode(a.keyCode+32):192===a.keyCode?c="`":a.keyCode>=48&&a.keyCode<=57&&(c=""+(a.keyCode-48)))}return a.keyCode>=37&&a.keyCode<=40&&(a.ctrlKey?c=c.slice(0,-1)+"1;5"+c.slice(-1):a.altKey?c=c.slice(0,-1)+"1;3"+c.slice(-1):a.shiftKey&&(c=c.slice(0,-1)+"1;4"+c.slice(-1))),c?(this.showCursor(),this.send(c),d(a)):!0},a.prototype.setgLevel=function(a){return this.glevel=a,this.charset=this.charsets[a]},a.prototype.setgCharset=function(a,b){return this.charsets[a]=b,this.glevel===a?this.charset=b:void 0},a.prototype.keyPress=function(a){var b,c;if(this.skipNextKey===!1)return this.skipNextKey=null,!0;if(a.keyCode>15&&a.keyCode<19)return!0;if((a.shiftKey||a.ctrlKey)&&45===a.keyCode)return!0;if(a.shiftKey&&a.ctrlKey&&(67===(c=a.keyCode)||86===c))return!0;if(d(a),a.charCode)b=a.charCode;else if(null==a.which)b=a.keyCode;else{if(0===a.which||0===a.charCode)return!1;b=a.which}return!b||a.ctrlKey||a.altKey||a.metaKey?!1:(b=String.fromCharCode(b),this.showCursor(),this.send(b),!1)},a.prototype.bell=function(a){return null==a&&(a="bell"),this.visualBell?(this.body.classList.add(a),this.t_bell=setTimeout(function(b){return function(){return b.body.classList.remove(a)}}(this),this.visualBell)):void 0},a.prototype.resize=function(a,b,c){var d,e,f,g,h,i,j,k,l;if(null==a&&(a=null),null==b&&(b=null),null==c&&(c=!1),i=this.cols,j=this.rows,this.computeCharSize(),l=this.body.clientWidth,e=this.html.clientHeight-(this.html.offsetHeight-this.html.scrollHeight),this.cols=a||Math.floor(l/this.charSize.width),this.rows=b||Math.floor(e/this.charSize.height),k=e%this.charSize.height,this.body.style["padding-bottom"]=k+"px",this.nativeScrollTo(),a||b||i!==this.cols||j!==this.rows){if(c||this.ctl("Resize",this.cols,this.rows),i<this.cols)for(f=this.screen.length;f--;){for(;this.screen[f].chars.length<this.cols;)this.screen[f].chars.push(this.defAttr);this.screen[f].wrap=!1}else if(i>this.cols)for(f=this.screen.length;f--;)for(;this.screen[f].chars.length>this.cols;)this.screen[f].chars.pop();if(this.setupStops(i),g=j,g<this.rows)for(d=this.body;g++<this.rows;)this.screen.length<this.rows&&this.screen.push(this.blankLine()),this.children.length<this.rows&&(h=this.document.createElement("div"),h.className="line",d.appendChild(h),this.children.push(h));else if(g>this.rows)for(;g-->this.rows;)this.screen.length>this.rows&&this.screen.pop(),this.children.length>this.rows&&(d=this.children.pop(),null!=d&&d.parentNode.removeChild(d));if(this.normal){if(i<this.cols)for(f=this.normal.screen.length;f--;){for(;this.normal.screen[f].chars.length<this.cols;)this.normal.screen[f].chars.push(this.defAttr);this.normal.screen[f].wrap=!1}else if(i>this.cols)for(f=this.normal.screen.length;f--;)for(;this.normal.screen[f].chars.length>this.cols;)this.normal.screen[f].chars.pop();if(g=j,g<this.rows)for(;g++<this.rows;)this.normal.screen.length<this.rows&&this.normal.screen.push(this.blankLine());else if(g>this.rows)for(;g-->this.rows;)this.normal.screen.length>this.rows&&this.normal.screen.pop()}return this.y>=this.rows&&(this.y=this.rows-1),this.x>=this.cols&&(this.x=this.cols-1),this.scrollTop=0,this.scrollBottom=this.rows-1,this.refresh(!0),a||b?this.reset():void 0}},a.prototype.resizeWindowPlease=function(a){var b,c;return b=window.innerWidth-this.body.clientWidth,c=a*this.charSize.width+b,resizeTo(c,window.innerHeight)},a.prototype.setupStops=function(a){var b;for(null!=a?this.tabs[a]||(a=this.prevStop(a)):(this.tabs={},a=0),b=[];a<this.cols;)this.tabs[a]=!0,b.push(a+=8);return b},a.prototype.prevStop=function(a){for(null==a&&(a=this.x);!this.tabs[--a]&&a>0;);return a>=this.cols?this.cols-1:0>a?0:a},a.prototype.nextStop=function(a){for(null==a&&(a=this.x);!this.tabs[++a]&&a<this.cols;);return a>=this.cols?this.cols-1:0>a?0:a},a.prototype.eraseRight=function(a,b){var c;for(c=this.screen[b+this.shift].chars;a<this.cols;)c[a]=this.eraseAttr(),a++;return this.screen[b+this.shift].dirty=!0,this.screen[b+this.shift].wrap=!1},a.prototype.eraseLeft=function(a,b){for(a++;a--;)this.screen[b+this.shift].chars[a]=this.eraseAttr();return this.screen[b+this.shift].dirty=!0,this.screen[b+this.shift].wrap=!1},a.prototype.eraseLine=function(a){return this.eraseRight(0,a)},a.prototype.blankLine=function(a,b){var c,d,e;for(null==a&&(a=!1),null==b&&(b=!0),c=a?this.eraseAttr():this.defAttr,e=[],d=0;d<this.cols;)e[d]=c,d++;return{chars:e,dirty:b,wrap:!1}},a.prototype.ch=function(a){return a?this.eraseAttr():this.defAttr},a.prototype.isterm=function(a){return 0===(""+this.termName).indexOf(a)},a.prototype.send=function(a){return this.out(a)},a.prototype.handleTitle=function(a){return document.title=a},a.prototype.index=function(){return this.nextLine(),this.state=b.normal},a.prototype.reverseIndex=function(){return this.prevLine(),this.state=b.normal},a.prototype.reset=function(){return this.resetVars(),this.refresh(!0)},a.prototype.tabSet=function(){return this.tabs[this.x]=!0,this.state=b.normal},a.prototype.cursorUp=function(a){var b;return b=a[0],1>b&&(b=1),this.y-=b,this.y<0?this.y=0:void 0},a.prototype.cursorDown=function(a){var b;return b=a[0],1>b&&(b=1),this.y+=b,this.y>=this.rows?this.y=this.rows-1:void 0},a.prototype.cursorForward=function(a){var b;return b=a[0],1>b&&(b=1),this.x+=b,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.cursorBackward=function(a){var b;return b=a[0],1>b&&(b=1),this.x-=b,this.x<0?this.x=0:void 0},a.prototype.cursorPos=function(a){var b,c;return c=a[0]-1,b=a.length>=2?a[1]-1:0,0>c?c=0:c>=this.rows&&(c=this.rows-1),0>b?b=0:b>=this.cols&&(b=this.cols-1),this.x=b,this.y=c+(this.originMode?this.scrollTop:0)},a.prototype.eraseInDisplay=function(a){var b,c,d,e;switch(a[0]){case 0:for(this.eraseRight(this.x,this.y),b=this.y+1,c=[];b<this.rows;)this.eraseLine(b),c.push(b++);return c;case 1:for(this.eraseLeft(this.x,this.y),b=this.y,d=[];b--;)d.push(this.eraseLine(b));return d;case 2:for(b=this.rows,e=[];b--;)e.push(this.eraseLine(b));return e}},a.prototype.eraseInLine=function(a){switch(a[0]){case 0:return this.eraseRight(this.x,this.y);case 1:return this.eraseLeft(this.x,this.y);case 2:return this.eraseLine(this.y)}},a.prototype.charAttributes=function(a){var b,c,d,e;if(1===a.length&&0===a[0])return void(this.curAttr=this.cloneAttr(this.defAttr));for(c=a.length,b=0,e=[];c>b;)d=a[b],d>=30&&37>=d?this.curAttr.fg=d-30:d>=40&&47>=d?this.curAttr.bg=d-40:d>=90&&97>=d?(d+=8,this.curAttr.fg=d-90):d>=100&&107>=d?(d+=8,this.curAttr.bg=d-100):0===d?this.curAttr=this.cloneAttr(this.defAttr):1===d?this.curAttr.bold=!0:2===d?this.curAttr.faint=!0:3===d?this.curAttr.italic=!0:4===d?this.curAttr.underline=!0:5===d?this.curAttr.blink=1:6===d?this.curAttr.blink=2:7===d?this.curAttr.inverse=!0:8===d?this.curAttr.invisible=!0:9===d?this.curAttr.crossed=!0:10===d||(21===d?this.curAttr.bold=!1:22===d?(this.curAttr.bold=!1,this.curAttr.faint=!1):23===d?this.curAttr.italic=!1:24===d?this.curAttr.underline=!1:25===d?this.curAttr.blink=!1:27===d?this.curAttr.inverse=!1:28===d?this.curAttr.invisible=!1:29===d?this.curAttr.crossed=!1:39===d?this.curAttr.fg=257:49===d?this.curAttr.bg=256:38===d?2===a[b+1]?(b+=2,this.curAttr.fg="rgb("+a[b]+", "+a[b+1]+", "+a[b+2]+")",b+=2):5===a[b+1]&&(b+=2,this.curAttr.fg=255&a[b]):48===d?2===a[b+1]?(b+=2,this.curAttr.bg="rgb("+a[b]+", "+a[b+1]+", "+a[b+2]+")",b+=2):5===a[b+1]&&(b+=2,this.curAttr.bg=255&a[b]):100===d?(this.curAttr.fg=257,this.curAttr.bg=256):console.error("Unknown SGR attribute: %d.",d)),e.push(b++);return e},a.prototype.deviceStatus=function(a){if(this.prefix){if("?"===this.prefix&&6===a[0])return this.send("[?"+(this.y+1)+";"+(this.x+1)+"R")}else switch(a[0]){case 5:return this.send("");case 6:return this.send("["+(this.y+1)+";"+(this.x+1)+"R")}},a.prototype.insertChars=function(a){var b,c,d;for(c=a[0],1>c&&(c=1),d=this.y,b=this.x;c--&&b<this.cols;)this.screen[d+this.shift].chars.splice(b++,0,[this.eraseAttr(),!0]),this.screen[d+this.shift].chars.pop();return this.screen[d+this.shift].dirty=!0},a.prototype.cursorNextLine=function(a){var b;return b=a[0],1>b&&(b=1),this.y+=b,this.y>=this.rows&&(this.y=this.rows-1),this.x=0},a.prototype.cursorPrecedingLine=function(a){var b;return b=a[0],1>b&&(b=1),this.y-=b,this.y<0&&(this.y=0),this.x=0},a.prototype.cursorCharAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.x=b-1},a.prototype.insertLines=function(a){var b,c,d,e,f,g;for(d=a[0],1>d&&(d=1);d--;)this.screen.splice(this.y+this.shift,0,this.blankLine(!0)),this.screen.splice(this.scrollBottom+1+this.shift,1);for(g=[],b=c=e=this.y+this.shift,
+f=this.screen.length-1;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b].dirty=!0);return g},a.prototype.deleteLines=function(a){var b,c,d,e,f,g;for(d=a[0],1>d&&(d=1);d--;)this.screen.splice(this.scrollBottom+this.shift,0,this.blankLine(!0)),this.screen.splice(this.y+this.shift,1),this.normal||0!==this.scrollTop||this.scrollBottom!==this.rows-1||(this.children[this.y+this.shift].remove(),this.children.splice(this.y+this.shift,1));if(this.normal||0!==this.scrollTop||this.scrollBottom!==this.rows-1){for(g=[],b=c=e=this.y+this.shift,f=this.screen.length-1;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b].dirty=!0);return g}},a.prototype.deleteChars=function(a){var b;for(b=a[0],1>b&&(b=1);b--;)this.screen[this.y+this.shift].chars.splice(this.x,1),this.screen[this.y+this.shift].chars.push(this.eraseAttr());return this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1},a.prototype.eraseChars=function(a){var b,c;for(c=a[0],1>c&&(c=1),b=this.x;c--&&b<this.cols;)this.screen[this.y+this.shift].chars[b++]=this.eraseAttr();return this.screen[this.y+this.shift].dirty=!0,this.screen[this.y+this.shift].wrap=!1},a.prototype.charPosAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.x=b-1,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.HPositionRelative=function(a){var b;return b=a[0],1>b&&(b=1),this.x+=b,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.sendDeviceAttributes=function(a){if(!(a[0]>0))if(this.prefix){if(">"===this.prefix){if(this.isterm("xterm"))return this.send("[>0;276;0c");if(this.isterm("rxvt-unicode"))return this.send("[>85;95;0c");if(this.isterm("linux"))return this.send(a[0]+"c");if(this.isterm("screen"))return this.send("[>83;40003;0c")}}else{if(this.isterm("xterm")||this.isterm("rxvt-unicode")||this.isterm("screen"))return this.send("[?1;2c");if(this.isterm("linux"))return this.send("[?6c")}},a.prototype.linePosAbsolute=function(a){var b;return b=a[0],1>b&&(b=1),this.y=b-1,this.y>=this.rows?this.y=this.rows-1:void 0},a.prototype.VPositionRelative=function(a){var b;return b=a[0],1>b&&(b=1),this.y+=b,this.y>=this.rows?this.y=this.rows-1:void 0},a.prototype.HVPosition=function(a){return a[0]<1&&(a[0]=1),a[1]<1&&(a[1]=1),this.y=a[0]-1,this.y>=this.rows&&(this.y=this.rows-1),this.x=a[1]-1,this.x>=this.cols?this.x=this.cols-1:void 0},a.prototype.setMode=function(b){var c,d,e;if("object"!=typeof b)if(this.prefix){if("?"===this.prefix)switch(b){case 1:return this.applicationCursor=!0;case 2:return this.setgCharset(0,a.prototype.charsets.US),this.setgCharset(1,a.prototype.charsets.US),this.setgCharset(2,a.prototype.charsets.US),this.setgCharset(3,a.prototype.charsets.US);case 3:return this.savedCols=this.cols,this.resize(132,this.rows),this.resizeWindowPlease(132),this.reset();case 6:return this.originMode=!0;case 7:return this.autowrap=!0;case 66:return this.applicationKeypad=!0;case 9:case 1e3:case 1002:case 1003:return this.x10Mouse=9===b,this.vt200Mouse=1e3===b,this.normalMouse=b>1e3,this.mouseEvents=!0,this.body.style.cursor="pointer";case 1004:return this.sendFocus=!0;case 1005:return this.utfMouse=!0;case 1006:return this.sgrMouse=!0;case 1015:return this.urxvtMouse=!0;case 25:return this.cursorHidden=!1;case 1049:case 47:case 1047:if(!this.normal)return e={screen:this.screen,x:this.x,y:this.y,shift:this.shift,scrollTop:this.scrollTop,scrollBottom:this.scrollBottom,tabs:this.tabs,curAttr:this.curAttr},this.reset(),this.normal=e,this.showCursor()}}else switch(b){case 4:this.insertMode=!0;break;case 20:this.convertEol=!0}else for(d=b.length,c=0;d>c;)this.setMode(b[c]),c++},a.prototype.resetMode=function(a){var b,c;if("object"!=typeof a)if(this.prefix){if("?"===this.prefix)switch(a){case 1:return this.applicationCursor=!1;case 3:return 132===this.cols&&this.savedCols&&this.resize(this.savedCols,this.rows),this.resizeWindowPlease(80),this.reset(),delete this.savedCols;case 6:return this.originMode=!1;case 7:return this.autowrap=!1;case 66:return this.applicationKeypad=!1;case 9:case 1e3:case 1002:case 1003:return this.x10Mouse=!1,this.vt200Mouse=!1,this.normalMouse=!1,this.mouseEvents=!1,this.body.style.cursor="";case 1004:return this.sendFocus=!1;case 1005:return this.utfMouse=!1;case 1006:return this.sgrMouse=!1;case 1015:return this.urxvtMouse=!1;case 25:return this.cursorHidden=!0;case 1049:case 47:case 1047:if(this.normal)return this.screen=this.normal.screen,this.x=this.normal.x,this.y=this.normal.y,this.shift=this.normal.shift,this.scrollTop=this.normal.scrollTop,this.scrollBottom=this.normal.scrollBottom,this.tabs=this.normal.tabs,this.curAttr=this.normal.curAttr,this.normal=null,this.refresh(!0),this.showCursor()}}else switch(a){case 4:this.insertMode=!1;break;case 20:this.convertEol=!1}else for(c=a.length,b=0;c>b;)this.resetMode(a[b]),b++},a.prototype.setScrollRegion=function(a){return this.prefix?void 0:(this.scrollTop=(a[0]||1)-1,this.scrollBottom=(a[1]||this.rows)-1,this.x=0,this.y=0)},a.prototype.saveCursor=function(a){return this.savedX=this.x,this.savedY=this.y},a.prototype.restoreCursor=function(a){return this.x=this.savedX||0,this.y=this.savedY||0},a.prototype.cursorForwardTab=function(a){var b,c;for(b=a[0]||1,c=[];b--;)c.push(this.x=this.nextStop());return c},a.prototype.scrollUp=function(a){var b,c,d,e,f,g;for(d=a[0]||1;d--;)this.screen.splice(this.scrollTop,1),this.screen.splice(this.scrollBottom,0,this.blankLine());for(g=[],b=c=e=this.scrollTop,f=this.scrollBottom;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b+this.shift].dirty=!0);return g},a.prototype.scrollDown=function(a){var b,c,d,e,f,g;for(d=a[0]||1;d--;)this.screen.splice(this.scrollBottom,1),this.screen.splice(this.scrollTop,0,this.blankLine());for(g=[],b=c=e=this.scrollTop,f=this.scrollBottom;f>=e?f>=c:c>=f;b=f>=e?++c:--c)g.push(this.screen[b+this.shift].dirty=!0);return g},a.prototype.initMouseTracking=function(a){},a.prototype.resetTitleModes=function(a){},a.prototype.cursorBackwardTab=function(a){var b,c;for(b=a[0]||1,c=[];b--;)c.push(this.x=this.prevStop());return c},a.prototype.repeatPrecedingCharacter=function(a){var b,c,d;for(d=a[0]||1,c=this.screen[this.y+this.shift].chars,b=c[this.x-1]||this.defAttr;d--;)c[this.x++]=b;return this.screen[this.y+this.shift].dirty=!0},a.prototype.tabClear=function(a){var b;return b=a[0],0>=b?delete this.tabs[this.x]:3===b?this.tabs={}:void 0},a.prototype.mediaCopy=function(a){},a.prototype.setResources=function(a){},a.prototype.disableModifiers=function(a){},a.prototype.setPointerMode=function(a){},a.prototype.softReset=function(a){return this.cursorHidden=!1,this.insertMode=!1,this.originMode=!1,this.autowrap=!0,this.applicationKeypad=!1,this.applicationCursor=!1,this.scrollTop=0,this.scrollBottom=this.rows-1,this.curAttr=this.defAttr,this.x=this.y=0,this.charset=null,this.glevel=0,this.charsets=[null]},a.prototype.requestAnsiMode=function(a){},a.prototype.requestPrivateMode=function(a){},a.prototype.setConformanceLevel=function(a){},a.prototype.loadLEDs=function(a){},a.prototype.setCursorStyle=function(a){},a.prototype.setCharProtectionAttr=function(a){},a.prototype.restorePrivateValues=function(a){},a.prototype.setAttrInRectangle=function(a){var b,c,d,e,f,g,h,i;for(i=a[0],e=a[1],c=a[2],g=a[3],b=a[4],h=[];c+1>i;){for(f=this.screen[i+this.shift].chars,this.screen[i+this.shift].dirty=!0,d=e;g>d;)f[d]=this.cloneAttr(b,f[d].ch),d++;h.push(i++)}return h},a.prototype.savePrivateValues=function(a){},a.prototype.manipulateWindow=function(a){},a.prototype.reverseAttrInRectangle=function(a){},a.prototype.setTitleModeFeature=function(a){},a.prototype.setWarningBellVolume=function(a){},a.prototype.setMarginBellVolume=function(a){},a.prototype.copyRectangle=function(a){},a.prototype.enableFilterRectangle=function(a){},a.prototype.requestParameters=function(a){},a.prototype.selectChangeExtent=function(a){},a.prototype.fillRectangle=function(a){var b,c,d,e,f,g,h,i;for(c=a[0],i=a[1],e=a[2],b=a[3],g=a[4],h=[];b+1>i;){for(f=this.screen[i+this.shift].chars,this.screen[i+this.shift].dirty=!0,d=e;g>d;)f[d]=this.cloneAttr(f[d][0],String.fromCharCode(c)),d++;h.push(i++)}return h},a.prototype.enableLocatorReporting=function(a){var b;return b=a[0]>0},a.prototype.eraseRectangle=function(a){var b,c,d,e,f,g,h;for(h=a[0],d=a[1],b=a[2],f=a[3],g=[];b+1>h;){for(e=this.screen[h+this.shift].chars,this.screen[h+this.shift].dirty=!0,c=d;f>c;)e[c]=this.eraseAttr(),c++;g.push(h++)}return g},a.prototype.setLocatorEvents=function(a){},a.prototype.selectiveEraseRectangle=function(a){},a.prototype.requestLocatorPosition=function(a){},a.prototype.insertColumns=function(){var a,b,c,d;for(c=params[0],b=this.rows+this.shift,d=[];c--;)a=this.shift,d.push(function(){var c;for(c=[];b>a;)this.screen[a].chars.splice(this.x+1,0,this.eraseAttr()),this.screen[a].chars.pop(),this.screen[a].dirty=!0,c.push(a++);return c}.call(this));return d},a.prototype.deleteColumns=function(){var a,b,c,d;for(c=params[0],b=this.rows+this.shift,d=[];c--;)a=this.shift,d.push(function(){var c;for(c=[];b>a;)this.screen[a].chars.splice(this.x,1),this.screen[a].chars.push(this.eraseAttr()),this.screen[a].dirty=!0,this.screen[a].wrap=!1,c.push(a++);return c}.call(this));return d},a.prototype.charsets={SCLD:{"`":"◆",a:"▒",b:"	",c:"\f",d:"\r",e:"\n",f:"°",g:"±",h:"␤",i:"",j:"┘",k:"┐",l:"┌",m:"└",n:"┼",o:"⎺",p:"⎻",q:"─",r:"⎼",s:"⎽",t:"├",u:"┤",v:"┴",w:"┬",x:"│",y:"≤",z:"≥","{":"π","|":"≠","}":"£","~":"·"},UK:null,US:null,Dutch:null,Finnish:null,French:null,FrenchCanadian:null,German:null,Italian:null,NorwegianDanish:null,Spanish:null,Swedish:null,Swiss:null,ISOLatin:null},a}(),window.Terminal=c}).call(this);
 //# sourceMappingURL=main.min.js.map
\ No newline at end of file
diff --git a/butterfly/terminal.py b/butterfly/terminal.py
index c06008e..812e97c 100644
--- a/butterfly/terminal.py
+++ b/butterfly/terminal.py
@@ -92,7 +92,7 @@ class Terminal(object):
                     .decode('utf-8')
                     .replace('\r', '')
                     .replace('\n', '\r\n'))
-            self.send(motd)
+            self.send('S' + motd)
 
         log.info('Forking pty for user %r' % self.user)
 
diff --git a/coffees/main.coffee b/coffees/main.coffee
index c54df01..c8c6779 100644
--- a/coffees/main.coffee
+++ b/coffees/main.coffee
@@ -60,6 +60,10 @@ document.addEventListener 'DOMContentLoaded', ->
       term.resize cols, rows, true
       return
 
+    if e.data[0] isnt 'S'
+      console.error 'Garbage message'
+      return
+
     clearTimeout t_queue if t_queue
     queue += e.data.slice(1)
     if term.stop