/*  License
Noteboard - v2.0.1 - noteboard.eligrey.com
Creative Commons (CC) License:
Attribution-Noncommercial-Share Alike 3.0 Unported
http://creativecommons.org/licenses/by-nc-sa/3.0/
Author: Elijah Grey - www.eligrey.com
const Contact.Email.Address = ['\u0065\u006c\u0069\u006a\u0061\u0068','\u0067\u0072\u0065\u0079\u002e\u006e\u0061\u006d\u0065'].join('\u0040');
*/

/*	Not going to implement support for Google Gears, Flash storage, or any other third-party (proprietary or otherwise) storage interface.
		1. Less work for me.
		2. Forces you to upgrade your IE to IE8 if you're using IE.
		3. noteboard.js is smaller
		4. standards ftw! :P
*/	

//nbTitle should be declared before packed script
;;;var nbTitle = 'Noteboard';


//{ start
document.title = nbTitle;

//{ init vars
var host = location.hostname || (window.opener ? window.opener.location.hostname : false) || undefined,
nbArea,
statsBar,
tab_code = '\t',
isCtrl = false,
isAlt = false,
isShift = false,
current_doc,
statsBarContainer,
doc_head = document.getElementsByTagName('head')[0],
nb = null,
isAutoloadURL = false,
version = '2.0.1';
/*var lastKP = null
,lastKU = null*/
//}

/* https://bugzilla.mozilla.org/show_bug.cgi?id=459338
if ( typeof(window.crypto.alert) != 'undefined' )
	{
	// alert box without extra 'The page at {host} says:' and then add '{app} at {host} says:'
	alert = function(msg){ window.crypto.alert('Noteboard at ' + host + (msg?' says:\n\n'+msg:'')) };
	}
*/

var Base64={'_keyStr':"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=",'encode':function(input){var output="";var chr1,chr2,chr3,enc1,enc2,enc3,enc4;var i=0;input=Base64._utf8_encode(input);while(i<input.length){chr1=input.charCodeAt(i++);chr2=input.charCodeAt(i++);chr3=input.charCodeAt(i++);enc1=chr1>>2;enc2=((chr1&3)<<4)|(chr2>>4);enc3=((chr2&15)<<2)|(chr3>>6);enc4=chr3&63;if(isNaN(chr2)){enc3=enc4=64;}else if(isNaN(chr3)){enc4=64;}output=output+this._keyStr.charAt(enc1)+this._keyStr.charAt(enc2)+this._keyStr.charAt(enc3)+this._keyStr.charAt(enc4);}return output;},'decode':function(input){var output="";var chr1,chr2,chr3;var enc1,enc2,enc3,enc4;var i=0;input=input.replace(/[^A-Za-z0-9\+\/\=]/g,"");while(i<input.length){enc1=this._keyStr.indexOf(input.charAt(i++));enc2=this._keyStr.indexOf(input.charAt(i++));enc3=this._keyStr.indexOf(input.charAt(i++));enc4=this._keyStr.indexOf(input.charAt(i++));chr1=(enc1<<2)|(enc2>>4);chr2=((enc2&15)<<4)|(enc3>>2);chr3=((enc3&3)<<6)|enc4;output=output+String.fromCharCode(chr1);if(enc3!=64){output=output+String.fromCharCode(chr2);}if(enc4!=64){output=output+String.fromCharCode(chr3);}}output=Base64._utf8_decode(output);return output;},'_utf8_encode':function(string){string=string.replace(/\r\n/g,"\n");var utftext="";for(var n=0;n<string.length;n++){var c=string.charCodeAt(n);if(c<128){utftext+=String.fromCharCode(c);}else if((c>127)&&(c<2048)){utftext+=String.fromCharCode((c>>6)|192);utftext+=String.fromCharCode((c&63)|128);}else{utftext+=String.fromCharCode((c>>12)|224);utftext+=String.fromCharCode(((c>>6)&63)|128);utftext+=String.fromCharCode((c&63)|128);}}return utftext;},'_utf8_decode':function(utftext){var string="";var i=0;var c=c1=c2=0;while(i<utftext.length){c=utftext.charCodeAt(i);if(c<128){string+=String.fromCharCode(c);i++;}else if((c>191)&&(c<224)){c2=utftext.charCodeAt(i+1);string+=String.fromCharCode(((c&31)<<6)|(c2&63));i+=2;}else{c2=utftext.charCodeAt(i+1);c3=utftext.charCodeAt(i+2);string+=String.fromCharCode(((c&15)<<12)|((c2&63)<<6)|(c3&63));i+=3;}}return string;}};

/* https://bugzilla.mozilla.org/show_bug.cgi?id=439711
if ( typeof(window.btoa) != 'undefined' && typeof(window.atob) != 'undefined' )
{
Base64.encode = window.btoa;
Base64.decode = window.atob;
}
*/

/* adv err func for debug
err = function(err_msg, lineN, uriOverride)
{
if ( err_msg.constructor.name == 'Array' ){err_report = err_msg[1]; err_msg = err_msg[0];}
alert(err_msg);
throw new Error(err_msg,'data:text/plain;error-report;uri='+encodeURIComponent(uriOverride||location.href)+';charset=utf-8;base64,'+Base64.encode((err_report?'':'Error: ')+(err_report||err_msg)+'\n\nTime of error: '+new Date()), lineN||1);
};
*/

if ( typeof(globalStorage) != 'undefined' && typeof(localStorage) == 'undefined' && host !== 'unefined' )
	{
		var localStorage = globalStorage[host];
	}

//var storageInterface = localStorage;

function loadJSCode(data) // using this instead of eval so then generated source includes nb object JSON
{
	if ( document.getElementById('nbdata') ) // Check for previous <script id="nbdata"> and delete if found
	{
	var oldJSC = document.getElementById('nbdata');
	//oldData.remove(oldJSC);
	doc_head.removeChild(oldJSC);
	}

	if ( !document.getElementById('nbdata') )
	{
	var jsc = document.createElement('script');
	jsc.setAttribute('type', 'text/javascript');
	jsc.setAttribute('id', 'nbdata');
	jsc.innerHTML = data;
	doc_head.appendChild(jsc);
	}
};

function autoLoadDoc()
{
	if ( location.search.search(/doc=.+/) != -1 )
	{
		isAutoloadURL = true;
		loadDoc(decodeURIComponent(location.search.substr(location.search.search(/doc=.+/)+4)));
	}

	else if ( location.hash.search(/#doc=.+/) != -1 )
	{
		isAutoloadURL = true;
		loadDoc(decodeURIComponent(location.hash.substr(5)));
	}
};

var welcomeText = ['Welcome to Noteboard; the online\u2014offline notepad. All of your text is stored offline on your computer. Nothing is stored on servers.',
"This is the 'shortcuts' document\n",
'Here are some useful keyboard shortcuts for using Noteboard:',
'Save \u2014 Ctrl (+ Alt) + S\nPaste and Save \u2014 Ctrl + V',
'Create New Document \u2014 Alt + Shift + N or Alt + Shift + C',
'Open Document \u2014 Ctrl + Alt + O or Alt + Shift + O',
'Rename Current Document \u2014 Alt + Shift + R',
'Toggle Text Info Bar \u2014 Alt + Ctrl + I',
'Delete a Document \u2014 Alt + Shift + D',
'Delete ALL Data Stored by Noteboard \u2014 Alt + Ctrl + D',
'Insert Tab \u2014 <tab key>',
'Import \u2014 Ctrl + Alt + 1',
'Export \u2014 Ctrl + Alt + 2',
'Get Document Autoload URL (using hash) \u2014 Alt + Shift + U',
'Get Document Autoload URL (using query) \u2014 Ctrl + Alt + U',
'Change Current Document Title \u2014 Ctrl + Alt + T',
'Bookmark Noteboard \u2014 Ctrl + D (Title will auto-change for bookmarking non-autoload URLs)',
'Quickly Access "shortcuts" \u2014 Ctrl + Alt + O and then push enter (leave prompt blank)'].join('\n');

var staticDocs = {'shortcuts':
					{
					'id': 'shortcuts',
					'text': welcomeText,
					'title': 'Shortcuts',
					'stats': getStats(welcomeText)
					}
				};

function startInit()
{
	nbArea = document.getElementById('storedTextBox');
	statsBar = document.getElementById('statsBar');
	statsBarContainer = document.getElementById('statsBarContainer');
	nbArea.addEventListener('keydown',respondToKP,false);
	nbArea.addEventListener('keyup',respondToKU,false);
	nbArea.focus();
	init();
};

function init()
{
	/* // to save on every keyup, ect.
	nbArea.addEventListener('keyup', storeData);
	nbArea.addEventListener('mouseup', storeData);
	window.addEventListener('blur', storeData);
	*/
	if ( localStorage.getItem('nb') !== null && localStorage.getItem('nb') !== undefined )
	{
	
		loadJSCode('var nb ='+localStorage.getItem('nb'));
		window.onresize = resizeTextBox;
		//nb = localStorage.getItem('nb');
		showHideStatsBar(nb.statsBarOn);
		if ( nb.previous_doc == '' ) { nb.previous_doc = 'shortcuts'; }
		if ( location.search.search(/doc=.+/) != -1 || location.hash.search(/#doc=.+/) != -1 )
			{
				autoLoadDoc();
			}
		else
			{
				loadDoc(nb.previous_doc);
			}
	}

	else
		{
		firstRun();
		}
		window.onunload = closingSave;
		nbArea.focus();
};

		function firstRun()
		{
			nb = {'version':version,
				'docs': {},
				'previous_doc':false,
				'statsBarOn':false};
			window.onresize = resizeTextBox;
			showHideStatsBar(nb.statsBarOn);
			loadDoc('shortcuts');
		};

// uncomment if script tag is in <head>
//if ( typeof(document.addEventListener) !== undefined )
//{
//	document.addEventListener("DOMContentLoaded", function() {
		startInit();
//	});
//};

function loadDoc(docID, notInNB)
{
	var myDoc, validDoc = true;
	if ( docID === '' || docID.toLowerCase() == 'shortcuts' )
		{
		myDoc = staticDocs.shortcuts;
		current_doc = 'shortcuts';
		}

	else if ( typeof(nb.docs[docID]) != 'undefined' )
	{
		myDoc = nb.docs[docID];
		current_doc = docID;
	}
	else if ( typeof(nb.docs[docID.toLowerCase()]) != 'undefined' )
	{
		myDoc = nb.docs[docID.toLowerCase()];
		current_doc = docID.toLowerCase();
	}
	else
	{
	validDoc = false;
	alert('Invalid Document');
	}

	if ( validDoc == true )
		{
		nb.previous_doc = current_doc;
		nbArea.value = myDoc.text;
		if ( nb.statsBarOn == true ) { statsBar.value = myDoc.stats; }
		current_doc = docID;
		if ( !myDoc.title ) { myDoc.title = docID.substr(0,1).toUpperCase()+docID.substr(1); }
		document.title = myDoc.title + ' - ' + nbTitle;
		}
};

function createNewDoc(docID, title, text)
{
	if ( docID === '' || docID.toLowerCase() == 'shortcuts' )
		{
		alert('Invalid Document (Document name reserved.)');
		}
	else
		{
		storeData();
		nb.previous_doc = current_doc;
		current_doc = docID;
		nb.docs[docID] = {};
		nb.docs[docID].text = text || '';
		nb.docs[docID].title = title || docID.substr(0,1).toUpperCase()+docID.substr(1);
		nb.docs[docID].stats = getStats(nb.docs[docID].text);
		loadDoc(docID);
		}
};


function showHideStatsBar(toState)
{
	nb.statsBarOn = toState;
	resizeTextBox();
	
	if (nb.statsBarOn == false)
	{
		//nbArea.removeEventListener('keyup', updateStatsBar);
		nbArea.onkeyup = undefined;
		//delete nbArea.onkeyup;
		statsBarContainer.style.display = "none";
	}
	else if (nb.statsBarOn == true)
	{
		//nbArea.addEventListener('keyup', updateStatsBar);
		nbArea.onkeyup = updateStatsBar;
		statsBarContainer.style.display = "inline";
	}
};

function switchToDoc(docID)
{
	if ( typeof(nb.docs[current_doc]) != 'undefined' ) { storeData(); }
	loadDoc(docID);
};

function deleteDoc(docID)
{
	if ( docID != 'shortcuts' && docID !='' )
	{
	delete nb.docs[docID];
	}
	else if ( docID == 'shortcuts' || docID == '' )
	{
	alert('You cannot delete this document.\nPossible causes:\nYou are trying to delete a doc you are currently viewing.\nYou are trying to delete the protected "shortcuts" document');
	}
	else if (current_doc == docID && nb.previous_doc != current_doc )
	{
	loadDoc(nb.previous_doc);
	}
	else if (current_doc == docID && nb.previous_doc == current_doc || nb.previous_doc == 'undefined' )
	{
	nbArea.value = '';
	updateStatsBar();
	document.title = nbTitle;
	}
};

function renameDoc(docID)
{
	storeData();
	if ( current_doc != 'shortcuts' && typeof(nb.docs[current_doc]) != 'undefined' )
	{
	var oldName = current_doc;
	createNewDoc(docID, nb.docs[current_doc].title, nb.docs[current_doc].text);
	switchToDoc(docID);
	deleteDoc(oldName);
	}
	else
	{
	alert('You cannot rename this document.');
	}
};

function changeDocTitle(newTitle)
{
	if ( current_doc != 'shortcuts' && typeof(nb.docs[current_doc]) != 'undefined' )
	{
	nb.docs[current_doc].title = newTitle;
	storeData();
	document.title = nb.docs[current_doc].title + ' - ' + nbTitle;
	}
	else
	{
	alert('You cannot change the title of this document.');
	}
};

function updateStatsBar()
{
	statsBar.value = getStats();
};

function reloadDocOnce()
{
loadDoc(current_doc);
nbArea.removeEventListener('focus', reloadDocOnce, false);
nbArea.removeEventListener('blur', reloadDocOnce, false);
nbArea.removeEventListener('keydown', reloadDocOnce, false);
};

function getStats(text)
{
	var textStats = {}, textStatusStr;
	var textStr = text || nbArea.value;
	textStats.characters = textStr.length;
	textStats.words = 0;
	((textStr+' ').replace( /<.[^<>]*?>/g, ' ' ).replace( /&nbsp;/gi, ' ' ).replace( /[0-9.(),;:!?%#$¿'"_+=\\/-]*/g, '' ).replace( /\S\s+/g, function(){textStats.words++;} ));
textStats.lines = textStr.replace(/[^\n]/g,'').length+1;
textStats.whitespace = textStr.replace(/[^\s]/g,'').length;
textStats.spaces = textStr.replace(/[^ ]/g,'').length;
/*textStats.tabs = textStr.replace(/[^\t]/g,'').length;*/
textStats.numbers = textStr.replace(/[^0-9]/g,'').length;
textStatusStr = 'Lines: '+textStats.lines+' \u2014 Words: '+textStats.words+' \u2014 Characters: '+textStats.characters+' \u2014 Spaces: '+textStats.spaces+' \u2014 Numbers: '+textStats.numbers+/*' \u2014 Tabs: '+textStats.tabs+*/' \u2014 All Whitespace: '+textStats.whitespace;
return textStatusStr;
};

function stopEvent(event) {
	event.preventDefault();
	event.stopPropagation();
	event.stopped = true;
};


function exportNB()
{
	return Base64.encode(nbJSON());
};

function importNB(nbExport)
{
	loadJSCode('var nb = '+Base64.decode(nbExport));
	showHideStatsBar(nb.statsBarOn);
	loadDoc(nb.previous_doc);
	nb.previous_doc = current_doc;
	storeData();
};

function allModifersOff()
{
isShift = false;
isCtrl = false;
isAlt = false;
};

function respondToKP(e)
{
if ( e.keyCode == 17 )
	{
		isCtrl = true;
	}

if ( e.keyCode == 18 )
	{
		isAlt = true;
	}

if ( e.keyCode == 18 )
	{
		isAlt = true;
	}
	
if ( e.keyCode == 16 )
	{
		isShift = true;
	}

if ( e.keyCode == 83 && isCtrl == true ) // Ctrl + S
	{
		if ( current_doc != '' && current_doc != 'shortcuts' && nb.docs[current_doc] != 'undefined' )
		{
		storeData(nb);
		alert('Saved');
		stopEvent(e);
		allModifersOff();
		}
		else
		{
		alert('Cannot save/change this document.');
		}
	}

if ( e.keyCode == 86 && isCtrl == true ) // Ctrl + V; you just pasted, don't want to lose this
	{
		storeData();
		allModifersOff();
	}

if ( e.keyCode == 68 && isCtrl == true && isShift == false && isAlt == false ) // Ctrl + D; if not in autoload URI, fix title for bookmarking
	{
		if ( isAutoloadURL == false )
		{
		document.title = nbTitle;
		storeData();
		allModifersOff();
		nbArea.addEventListener('focus', reloadDocOnce, false);
		nbArea.addEventListener('blur', reloadDocOnce, false);
		nbArea.addEventListener('keydown', reloadDocOnce, false);
		}
	}


if ( e.keyCode == 84 && isCtrl == true && isAlt == true ) // Ctrl + Alt + T; change document title
	{
		var docTitle = prompt('Change document title.');
		if (docTitle != '' && docTitle != null ) { changeDocTitle(docTitle); }
		stopEvent(e);
		allModifersOff();
	}

if ( e.keyCode == 79 && isAlt == true && ( isCtrl == true || isShift == true ) ) // Ctrl + Alt + O or Alt + Shift + O; open doc
	{
		var docName = prompt('Enter name of document to open (current document: '+current_doc+'):\n'+docList().join('\n'));
		if ( docName != null ) { switchToDoc(docName); }
		stopEvent(e);
		allModifersOff();
	}
	
if ( e.keyCode == 85 && isAlt == true && ( isCtrl == true || isShift == true ) )  // Alt + Shift + U and Ctrl + Alt + U; Get Document Autoload URLs,
	{
		var autoLoadMethod = '#';
		var methodExpl = 'hash';
		if ( isCtrl == true && isShift == false ) { autoLoadMethod = '?'; methodExpl = 'query string'; }
		// Alt + Shift + U; get autoload URL using #
		// Alt + Ctrl + U; get autoload URL using ?
		var autoLoadURL = location.href;
		if ( location.hash != '' && location.search == '' ) { autoLoadURL = autoLoadURL.split(location.href.search(/#/))[0]; }
		else if ( location.search != '' ) { autoLoadURL = autoLoadURL.split(location.search)[0]+autoLoadMethod+'doc='+current_doc; }
		if ( location.search == '' && location.hash == '' ) { autoLoadURL = autoLoadURL+autoLoadMethod+'doc='+current_doc; }
		
		/*old, delete after ^ checked to work
		if ( location.href.search(/#/) != -1 && location.search == '' ) { autoLoadURL = autoLoadURL.split(location.href.search(/#/))[0]; }
		else if ( location.search != '' ) { autoLoadURL = autoLoadURL.split(location.search)[0]+autoLoadMethod+'doc='+current_doc; }
		if ( location.search == '' && location.href.search(/#/) == -1 ) { autoLoadURL = autoLoadURL+autoLoadMethod+'doc='+current_doc; }
		*/
		prompt('Autoload URL for this document using a '+methodExpl+':', autoLoadURL);
		stopEvent(e);
		allModifersOff();
	}

if ( (e.keyCode == 78 || e.keyCode == 67) && isAlt == true && isShift == true ) // Alt + Shift + N or Alt + Shift + C; new doc
	{
		var docName = prompt('Enter name of document to create (current document: '+current_doc+').\nExisting Documents:\n'+docList().join('\n'));
		if (docName != '' && docName != null )
			{
			var docTitle = prompt('Enter title for document being created.');
			if ( docTitle == '' || docTitle == null ) { docTitle = false; }
			createNewDoc(docName, docTitle);
			}
		stopEvent(e);
		allModifersOff();
	}

if ( e.keyCode == 49 && isCtrl == true && isAlt == true ) // Ctrl + Shift + 1; import
	{
		var importStr = prompt('Import a Noteboard Export\n\nEnter Noteboard export data here.');
		if (importStr != '' && importStr != null ) { importNB(importStr); }
		stopEvent(e);
		allModifersOff();
	}

if ( e.keyCode == 50 && isCtrl == true && isAlt == true ) // Ctrl + Shift + 2; export
	{
		var doExport = confirm('Get Noteboard export data?');
		if ( doExport == true ) { prompt('Noteboard-Export data:',exportNB()); }
		stopEvent(e);
		allModifersOff();
	}

if ( e.keyCode == 82 && isAlt == true && isShift == true ) // Alt + Shift + R; rename current doc
	{
		var docName = prompt('Enter name to rename current document ('+current_doc+') to.\nExisting Documents:\n'+docList().join('\n'));
		if (docName != '' && docName != null ) { renameDoc(docName); }
		stopEvent(e);
		allModifersOff();
	}

if ( e.keyCode == 68 && isAlt == true && isShift == true && isCtrl == false ) // Alt + Shift + D; delete a doc
	{
		var docName = prompt('Enter name of document to delete (current document: '+current_doc+'):\n'+docList().join('\n'));
		if (docName != '' && docName != null && nb.docs[docName] )
		{
			deleteDoc(docName);
			alert('The document, "'+docName+'", has been deleted.');
		}
		else if ( !nb.docs[docName] && docName != '' && docName != null ) { alert('Invalid document.'); }
		else { alert('No documents deleted.'); }
		stopEvent(e);
		allModifersOff();
	}
	
if ( e.keyCode == 73 && isAlt == true && isCtrl == true ) // Alt + Ctrl + I; toggle text stats bar
	{
		showHideStatsBar(!nb.statsBarOn);
		saveNB();
		stopEvent(e);
		allModifersOff();
	}
	
if ( e.keyCode == 68 && isAlt == true && isCtrl == true && isShift == false ) // Alt + Ctrl + D; delete all data  w/ confirmation
	{
		var reallyDelete = confirm('You are about to delete all data stored by Noteboard on '+host);
		if ( reallyDelete == true )
		{
			deleteAllData();
			alert('All Noteboard data on '+host+' deleted.');
		}
		else { alert('No documents deleted.'); }
		stopEvent(e);
		updateStatsBar();
		allModifersOff();
	}
	
else if ( e.keyCode == 9 ) // <tab>
	{
		insertIntoTextarea(nbArea, tab_code);
		stopEvent(e);
	}
	
	//lastKP = e.keyCode;

};

function respondToKU(e)
{

if ( e.keyCode == 17 )
	{
		isCtrl = false;	
	}

if ( e.keyCode == 18 )
	{
		isAlt = false;
	}

if ( e.keyCode == 16 )
	{
		isShift = false;
	}

	//lastKU = e.keyCode;

};

function docList()
{
	var docArr = [];
if (nb.docs)
	{
	for (var i in nb.docs)
		{
			docArr.push(i);
		}
	}
	return docArr;
};

function insertIntoTextarea(field, val)
{
if (document.selection)
	{
		field.focus();
		sel = document.selection.createRange();
		sel.text = val;
	}
else if (field.selectionStart || field.selectionStart == 0.)
	{
		var prev_scroll = field.scrollTop;
		var startPos = field.selectionStart;
		var endPos = field.selectionEnd;
		field.value = field.value.substr(0, startPos) + val + field.value.substr(endPos, field.value.length);
		field.selectionEnd = field.selectionStart = startPos+val.length;
		field.scrollTop = prev_scroll;
	}
};

function resizeTextBox()
{
	//	nbArea.style.height = window.innerHeight-21+'px';
	var offset;
switch (nb.statsBarOn)
	{
	case true: offset = 20; break;
	default: offset = 0; break;
	}
	nbArea.style.height = window.innerHeight-(offset)+'px';
};

function nbJSON()
{
	//return ({'version': version, 'docs': nb.docs, 'previous_doc': nb.previous_doc, 'statsBarOn': nb.statsBarOn});
	return JSON.stringify(nb);
};

function saveNB()
{
	localStorage.setItem('nb', (nbJSON()));
	//	localStorage.setItem('nb', ({docs: nb.docs, previous_doc:nb.previous_doc}));
};

function storeData()
{
	if ( typeof(nb.docs[current_doc]) != 'undefined' )
	{
	nb.docs[current_doc].text = nbArea.value;
	nb.docs[current_doc].stats = getStats();
	}
	saveNB();
};

function closingSave()
{
	nb.previous_doc = current_doc;
	storeData();
};

/*

function resumeStoringData()
{
	saveNB();
	window.onunload = closingSave;
	nbArea.removeEventListener('keydup',resumeStoringData,false);
};

*/

function deleteNB()
{
	localStorage.removeItem('nb');
};


function deleteAllData()
{
	localStorage.removeItem('nb');
	nbArea.value = '';
	nbArea.disabled = true;
	nbArea.style.cursor = 'default';
	window.onunload = deleteNB;
	showHideStatsBar(false);
	document.title = nbTitle;
//	nbArea.addEventListener('keyup',resumeStoringData,false);
//	nbArea.focus();
};

//{ JSON.stringify for making nb into JSON
// select portions of http://www.json.org/json2.js - only stringify is needed

    var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
        escapeable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
        gap,
        indent,
        meta = {    // table of character substitutions
            '\b': '\\b',
            '\t': '\\t',
            '\n': '\\n',
            '\f': '\\f',
            '\r': '\\r',
            '"' : '\\"',
            '\\': '\\\\'
        },
        rep;

var JSON = {};
    function quote(string) {

        escapeable.lastIndex = 0;
        return escapeable.test(string) ?
            '"' + string.replace(escapeable, function (a) {
                var c = meta[a];
                if (typeof c === 'string') {
                    return c;
                }
                return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
            }) + '"' :
            '"' + string + '"';
    }

function str(key, holder) {

        var i,          // The loop counter.
            k,          // The member key.
            v,          // The member value.
            length,
            mind = gap,
            partial,
            value = holder[key];

        if (value && typeof value === 'object' &&
                typeof value.toJSON === 'function') {
            value = value.toJSON(key);
        }

        if (typeof rep === 'function') {
            value = rep.call(holder, key, value);
        }

        switch (typeof value) {
        case 'string':
            return quote(value);

        case 'number':

            return isFinite(value) ? String(value) : 'null';

        case 'boolean':
        case 'null':

            return String(value);

        case 'object':

            if (!value) {
                return 'null';
            }

            gap += indent;
            partial = [];

            if (typeof value.length === 'number' &&
                    !value.propertyIsEnumerable('length')) {

                length = value.length;
                for (i = 0; i < length; i += 1) {
                    partial[i] = str(i, value) || 'null';
                }

                v = partial.length === 0 ? '[]' :
                    gap ? '[\n' + gap +
                            partial.join(',\n' + gap) + '\n' +
                                mind + ']' :
                          '[' + partial.join(',') + ']';
                gap = mind;
                return v;
            }

            if (rep && typeof rep === 'object') {
                length = rep.length;
                for (i = 0; i < length; i += 1) {
                    k = rep[i];
                    if (typeof k === 'string') {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            } else {

                for (k in value) {
                    if (Object.hasOwnProperty.call(value, k)) {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            }

            v = partial.length === 0 ? '{}' :
                gap ? '{\n' + gap + partial.join(',\n' + gap) + '\n' +
                        mind + '}' : '{' + partial.join(',') + '}';
            gap = mind;
            return v;
        }
    }

JSON.stringify = function (value, replacer, space) {

            var i;
            gap = '';
            indent = '';

            if (typeof space === 'number') {
                for (i = 0; i < space; i += 1) {
                    indent += ' ';
                }

            } else if (typeof space === 'string') {
                indent = space;
            }

            rep = replacer;
            if (replacer && typeof replacer !== 'function' &&
                    (typeof replacer !== 'object' ||
                     typeof replacer.length !== 'number')) {
                throw new alertor('JSON.stringify');
            }

            return str('', {'': value});
        };

//} JSON.stringify

//} end