AgarAI/AI.js at master · khmDEV/AgarAI · GitHub

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// ==UserScript==

// @name Agar AI

// @namespace AgarAI

// @version 0.1

// @description Is a AI for agar.io

// @author khmDEV

// @match http://agar.io/

// @grant none

// ==/UserScript==

/*

* OPTIONS

*/

const LINE_SIZE = 5;

const COLOR_ENEMY = "#FF0909"; //RED

const COLOR_POINTS = "#11FF09"; //GREEN

const COLOR_TEST = "#FFF009"; //YELLOW

const COLOR_DIRECTION = "#CC66FF"; //PURPLE

const COF_DIVIDE = 0.50;

const FONT_DEFAULT = "bold 30px Courier";

const DIVIDE_SIZE = 100;

const SPLIT_POWER = MAX_MOVE;

const NUMBER_TYPE = "type=\"number\"";

const DEFAULT_NAME = "AgarAI";

const KEY_ENABLE = ["E", 69];

const KEY_ALERT_MODE = ["A", 65];

const KEY_SAVE_DIE = ["S", 83];

const KEY_AUTO_RESTART = ["U", 85];

const KEY_LINES = ["L", 76];

const KEY_LINES_TESTS = ["T", 84];

const KEY_LINES_DANGER = ["D", 68];

const KEY_LINES_POINTS = ["O", 79];

const KEY_LINES_DIRECTION = ["I", 73];

const KEY_COSTS = ["C", 67];

const KEY_COSTS_ROAD = ["R", 82];

const KEY_COSTS_POINTS = ["P", 80];

const KEY_MENU = ["M", 77];

// TOOGLES

var ALERT_MODE = 0;

var SAVE_DIE = 0;

var AUTO_RESTART = 0;

var LINES = 1;

var LINES_DANGER = 1;

var LINES_TESTS = 0;

var LINES_POINTS = 1

var LINES_DIRECTION = 1;

var COSTS = 0;

var COSTS_POINTS = 1;

var COSTS_ROAD = 1;

// VALUES

var MAX_CALCULATE = 5;

var MAX_VELOCITY = 1000;

var MAX_MOVE = 1000;

var MIN_DANGER_ALERT = MAX_MOVE / 2;

var COST_DANGER = 5;

var DANGER_PERC = 0.9;

var LIMMIT_PRESION = 2;

var TO_DIE = MIN_DANGER_ALERT / 5;

var COF_SIZE = 1.2;

var lines = [];

var texts = [];

var DIE = false;

/*

* SET UP MIDDLEWARE

*/

(function(f, l) {

if (f.MIDDLEWARE == null) {

none = new Function("none", '');

MIDDLEWARE = {};

MIDDLEWARE.ENABLED = true;

MIDDLEWARE.isPlaying = none;

MIDDLEWARE.goTo = none;

MIDDLEWARE.getNodes = none;

MIDDLEWARE.divide2save = none;

MIDDLEWARE.getMiddleware = none;

}

MIDDLEWARE.ENABLED = true;

MIDDLEWARE.render = render;

MIDDLEWARE.AI = AI;

MIDDLEWARE.start = startGame;

MIDDLEWARE.death = death;

MIDDLEWARE.pauseGame = none;

MIDDLEWARE.unpauseGame = none;

function startGame() {

defaultSettings();

var last = f.onkeydown;

f.onkeydown = function(k) {

defaultKeys(k);

last(k);

}

setDarkTheme(1);

setShowMass(1);

MIDDLEWARE.setNick(DEFAULT_NAME);

Rod = undefined;

}

function death() {

if (AUTO_RESTART) {

MIDDLEWARE.startGame();

}

}

var maxScore = 0;

function render(g) {

/*

* LINES

*/

for (var i = 0; LINES && i < lines.length; i++) {

g.beginPath();

g.moveTo(lines[i][0].x, lines[i][0].y);

g.lineTo(lines[i][1].x, lines[i][1].y);

g.strokeStyle = lines[i][2];

g.lineWidth = lines[i][3];

g.stroke();

}

/*

* TEXTS

*/

for (var i = 0; COSTS && i < texts.length; i++) {

g.fillStyle = texts[i][4];

g.font = texts[i][3];

g.fillText(texts[i][0], texts[i][1], texts[i][2]);

}

setText("Max score: " + maxScore.toFixed(2).toString());

}

function AI() {

if (MIDDLEWARE.isPlaying) {

var s = MIDDLEWARE.getScore();

maxScore = maxScore < s ? s : maxScore;

var dir = calculate();

if (dir != undefined) {

MIDDLEWARE.goTo(dir[0], dir[1]);

}

if (DIE) {

DIE = false;

divide2save();

}

}

}

function calculate() {

var lpl = MIDDLEWARE.getPlayers();

//console.log(lpl);

var arr = MIDDLEWARE.getNodes();

var Xc = 0,

Yc = 0; //<-----

if (lpl.length == 0) {

return;

} else if (lpl.length == 1) {

player = lpl[0];

} else { //Multi nodes (EXPERIMENTAL)

var minX = MIDDLEWARE.MAX_X,

maxX = MIDDLEWARE.MIN_X,

minY = MIDDLEWARE.MAX_Y,

maxY = MIDDLEWARE.MIN_Y,

size = pl.size;

for (var i = 0; i < lpl.length; i++) {

var pl = lpl[i];

minX = minX + pl.size > pl.x ? pl.x - pl.size : minX;

maxX = maxY < pl.x + pl.size ? pl.x + pl.size : maxX;

minY = minY + pl.size > pl.y ? pl.y - pl.size : minY;

maxY = maxY < pl.y + pl.size ? pl.y + pl.size : maxY;

//size+=pl.size;

}

player.x = (minX + maxX) / 2;

player.y = (minX + maxX) / 2;

player.size = size; //Math.max(maxX - minX,maxY - minY);

player.id = lpl[0].id;

}

var x = 0,

y = 0;

points = [], danger = [];

var vectorDanger = [0, 0],

vectorEnemys = [0, 0];

//LIMITS

var SIZE_MIN = player.size * COF_SIZE * 2;

var DISTANCE_MIN = SIZE_MIN / 2;

for (var i = 0; i < LIMMIT_PRESION; i++) {

arr.push({

size: SIZE_MIN,

x: -DISTANCE_MIN + MIDDLEWARE.MIN_X,

y: player.y,

isVirus: false,

isWall: true

});

arr.push({

size: SIZE_MIN,

x: MIDDLEWARE.MAX_X + DISTANCE_MIN,

y: player.y,

isVirus: false,

isWall: true

});

arr.push({

size: SIZE_MIN,

x: player.x,

y: -DISTANCE_MIN + MIDDLEWARE.MIN_Y,

isVirus: false,

isWall: true

});

arr.push({

size: SIZE_MIN,

x: player.x,

y: MIDDLEWARE.MAX_Y + DISTANCE_MIN,

isVirus: false,

isWall: true

});

}

var ALERT = ALERT_MODE;

DIE = false;

lines = [];

//console.log(player);

//console.log("+++++++++++++");

for (var i = 0; i < arr.length; i++) {

var e = arr[i];

//console.log(e);

if (!e.isVirus || player.size > DIVIDE_SIZE) { //ENEMYS

if (e.size > player.size * COF_SIZE || (player.size > DIVIDE_SIZE && e.isVirus)) { //ENEMYS DANGEROUS

var dist = distance(player, e);

danger.push(e);

var xt = distanceX(player, e), //(player.x - e.x), //

yt = distanceY(player, e), //(player.y - e.y), //

mt = MIDDLEWARE.MAX_X + MIDDLEWARE.MAX_Y;

if (dist < MAX_MOVE) {

//console.log(e);

if (LINES && LINES_DANGER) {

lines.push([player, e, COLOR_ENEMY, LINE_SIZE]);

}

ALERT = ALERT || dist < MIN_DANGER_ALERT && !e.hasOwnProperty("isWall");

DIE = (DIE || dist < TO_DIE) && SAVE_DIE;

if (xt != 0) {

vectorDanger[0] += xt > 0 ? 1 - (xt / mt) : -1 + (xt / mt);

}

if (yt != 0) {

vectorDanger[1] += yt > 0 ? 1 - (yt / mt) : -1 + (yt / mt);

}

} else {

if (xt != 0) {

vectorEnemys[0] += xt > 0 ? 1 - (xt / mt) : -1 + (xt / mt);

}

if (yt != 0) {

vectorEnemys[1] += yt > 0 ? 1 - (yt / mt) : -1 + (yt / mt);

}

}

} else if (e.size * COF_SIZE < player.size) {

if (LINES && LINES_TESTS) {

lines.push([player, e, COLOR_TEST, LINE_SIZE]);

}

points.push(e);

//console.log(lines.length+" "+points.length);

}

}

}

vectorDanger[0] = vectorDanger[0] * (DANGER_PERC) + vectorEnemys[0] * (1 - DANGER_PERC);

vectorDanger[1] = vectorDanger[1] * (DANGER_PERC) + vectorEnemys[1] * (1 - DANGER_PERC);

/*if(player.x<10&&vectorDanger[0]<0){vectorDanger[0]=1}

else if(player.x>MAX_X-10&&vectorDanger[0]>0){vectorDanger[0]=-1}

else if(player.y<10&&vectorDanger[1]<0){vectorDanger[1]=1}

else if(player.y>MAX_Y-10&&vectorDanger[1]>0){vectorDanger[1]=-1}*/

//Remove posible players (TO_FIX)

var points2 = [];

for (var i = 0; i < points.length; i++) {

var ok = true;

var e = points[i];

for (var o = 0; o < danger.length && ok; o++) {

var dist = distance(danger[o], e);

if (dist < MIN_DANGER_ALERT) {

ok = false;

}

}

if (ok) {

points2.push(e);

}

}

points = points2;

if (!ALERT) {

Rod = costMin(player, points, vectorDanger);

var road = Rod.road;

if (road.length < 1) {

ALERT = true;

} else {

for (var i = 0; i < road.length - 1; i++) {

var e = road[i];

var e2 = road[i + 1];

if (LINES && LINES_POINTS) {

lines.push([e, e2, COLOR_POINTS, LINE_SIZE]);

}

}

if (COSTS && COSTS_ROAD) {

texts.push([Rod.cost.toFixed(2).toString(), (road[1].x + player.x) / 2, (road[1].y + player.y) / 2, FONT_DEFAULT, COLOR_POINTS]);

}

x = road[0].x;

y = road[0].y;

}

}

if (ALERT) {

x = vectorDanger[0];

y = vectorDanger[1];

}

if (player.x < player.size + MIDDLEWARE.MIN_X && x < 0) {

x = 0;

} else if (player.x > MIDDLEWARE.MAX_X - player.size && x > MIDDLEWARE.MIN_X) {

x = 0;

}

if (player.y < player.size + MIDDLEWARE.MIN_Y && y < 0) {

y = 0;

} else if (player.y > MIDDLEWARE.MAX_Y - player.size && y > 0) {

y = 0;

}

if (x == 0 && y == 0) {

if (ALERT) {

if (player.y < player.size + MIDDLEWARE.MIN_Y && vectorDanger[0] < vectorDanger[1]) {

y = 1;

} else if (player.y > MIDDLEWARE.MAX_Y - player.size && vectorDanger[0] > vectorDanger[1]) {

y = -1;

}

if (player.x < player.size + MIDDLEWARE.MIN_X && vectorDanger[0] < vectorDanger[1]) {

x = 1;

} else if (player.x > MIDDLEWARE.MAX_X - player.size && vectorDanger[0] > vectorDanger[1]) {

x = -1;

}

} else {

if (player.y < player.size + MIDDLEWARE.MIN_Y) {

y = 1;

} else if (player.y > MIDDLEWARE.MAX_Y - player.size) {

y = -1;

}

if (player.x < player.size + MIDDLEWARE.MIN_X) {

x = 1;

} else if (player.x > MIDDLEWARE.MAX_X - player.size) {

x = -1;

}

}

}

if (ALERT) {

var mx = Math.abs(x) + Math.abs(y);

x = mx != 0 ? x / mx : x;

y = mx != 0 ? y / mx : y;

Xc = x * MAX_VELOCITY + player.x;

Yc = y * MAX_VELOCITY + player.y;

} else {

Xc = x;

Yc = y

}

if (LINES && LINES_DIRECTION) {

lines.push([player, {

x: Xc,

y: Yc

}, COLOR_DIRECTION, LINE_SIZE]);

}

return [Xc, Yc];

}

// DINAMIC ALGORITHM

function costMin(init, points, vectorDanger) {

T = [, ];

texts = [];

var R = costMinRec(init, remove(points, init), 0, vectorDanger);

//console.log(T);

//console.log(R);

return R;

}

function costMinRec(init, points, num, vectorDanger) {

var min = {

cost: Infinity,

road: []

};

var sel = -1;

if (!undef(T[init.id, hash(points)])) {

return T[init.id, hash(points)];

} else if (num == MAX_CALCULATE || points.length == 0) {

min.cost = 0;

min.road = [];

} else {

for (var i = 0; i < points.length; i++) {

var e = points[i];

var R = costMinRec(e, remove(points, e), num + 1, vectorDanger);

var cost = R.cost;

cost += costFunc(init, e, vectorDanger);

//console.log("NUM"+num+": "+i+"- "+cost+" / "+min.cost);

if (num == 0 && COSTS && COSTS_POINTS) {

texts.push([cost.toFixed(2).toString(), (init.x + e.x) / 2, (init.y + e.y) / 2,

FONT_DEFAULT, COLOR_TEST

]);

}

if (min.cost > cost /*&& R.road.length >= min.road.length*/ ) {

min.cost = cost;

min.road = R.road.slice(0);

min.road.unshift(e);

//console.log(e);

//lines.push([init, e, COLOR_TEST, LINE_SIZE]);

}

}

}

T[init.id, hash(points)] = min;

return min;

}

function hash(c) {

var code = 0;

for (var i = 0; i < c.length; i++) {

code += c[i];

}

return code;

}

function costFunc(a, b, vectorDanger) {

//return dist(a.x, a.y, b.x, b.y);

var cost = dist(a.x, a.y, b.x, b.y);

cost /= b.size;

if (b.x < MAX_MOVE + MIDDLEWARE.MIN_X) { // REMOVE FOOD TOO CLOSE AT WALLS

cost = Infinity; //*= (b.x / MAX_MOVE) * COST_DANGER; //

} else if (b.x > MIDDLEWARE.MAX_X - MAX_MOVE) {

cost = Infinity; //*= (MAX_X - b.x / MAX_MOVE) * COST_DANGER; //

}

if (b.y < MAX_MOVE + MIDDLEWARE.MIN_Y) {

cost = Infinity; //*= (b.y / MAX_MOVE) * COST_DANGER; //

} else if (b.y > MIDDLEWARE.MAX_Y - MAX_MOVE) {

cost = Infinity; //*= (MAX_Y - b.y / MAX_MOVE) * COST_DANGER; //

}

return cost;

}

function clone(a) {

return {

cost: a.cost,

road: a.road

}

}

function union(a, b) {

var arr = [];

for (var i = 0; i < a.length; i++) {

var ind = b.indexOf(a[i]);

if (ind != -1) {

arr.push(a[i]);

}

}

return arr;

}

function remove(array, e) {

var aux = array.slice(0);

var i = aux.indexOf(e);

if (i != -1) {

aux.splice(i, 1);

}

return aux;

}

function distanceX(a, b) {

var asize = a.size;

var bsize = b.size; //+ (b.size > DIVIDE_SIZE && b.size * distance > a.size * COF_SIZE ? SPLIT_POWER : 0);

if (a.x > b.x) {

var x = (a.x - asize) > (b.x + bsize) ? ((a.x - asize) - (b.x + bsize)) : (b.x + bsize) - (a.x - asize);

} else {

var x = ((a.x + asize) < (b.x - bsize)) ? ((a.x + asize) - (b.x - bsize)) : (b.x - bsize) - (a.x + asize);

}

return x;

}

function distanceY(a, b) {

var asize = a.size / 2;

var bsize = b.size / 2; // + (b.size > DIVIDE_SIZE && b.size * distance > a.size * COF_SIZE ? SPLIT_POWER : 0);

var ax = a.x + MIDDLEWARE.MIN_X,

ay = a.y + MIDDLEWARE.MIN_Y,

bx = b.x + MIDDLEWARE.MIN_X,

by = b.y + MIDDLEWARE.MIN_Y;

if (ay > by) {

var y = (ay - asize) > (by + bsize) ? ((ay - asize) - (by + bsize)) : (-(ay - asize) + (by + bsize));

} else {

var y = ((ay + asize) < (by - bsize)) ? ((ay + asize) - (by - bsize)) : (-(ay + asize) + (by - bsize));

}

return y;

}

function distance(a, b) {

return Math.sqrt(Math.pow(distanceX(a, b), 2) + Math.pow(distanceY(a, b), 2));

}

function dist(xa, ya, xb, yb) {

return Math.sqrt(Math.pow(xa - xb, 2) + Math.pow(ya - yb, 2));

}

function dir(a, b) {

return Math.atan(Math.pow(a.x - b.x, 2) / Math.pow(a.y - b.y, 2));

}

function undef(a) {

return typeof a === "undefined";

}

function returnConstant(obj) {

return new Function('return ' + obj + ';');

}

function setConstant(obj) {

return new Function("v", obj + '=v;');

}

/*

* I/O

*/

setEnable = function(en) {

MIDDLEWARE.ENABLED = en;

};

setAlertMode = function(en) {

ALERT_MODE = en;

};

setAutoRestart = function(en) {

AUTO_RESTART = en;

};

setSaveDie = function(en) {

SAVE_DIE = en;

};

setLines = function(en) {

LINES = en;

};

setLinesTests = function(en) {

LINES_TESTS = en;

};

setLinesDanger = function(en) {

LINES_DANGER = en;

};

setLinesPoints = function(en) {

LINES_POINTS = en;

};

setLinesDirection = function(en) {

LINES_DIRECTION = en;

};

setCosts = function(en) {

COSTS = en;

};

setCostsRoad = function(en) {

COSTS_ROAD = en;

};

setCostsPoints = function(en) {

COSTS_POINTS = en;

};

changeMAX_CALCULATE = function(v) {

if (v) {

MAX_CALCULATE = v;

}

};

changeMAX_VELOCITY = function(v) {

if (v) {

MAX_VELOCITY = v;

}

};

changeMAX_MOVE = function(v) {

if (v) {

MAX_MOVE = v;

}

};

changeMIN_DANGER_ALERT = function(v) {

if (v) {

MIN_DANGER_ALERT = v;

}

};

changeCOST_DANGER = function(v) {

if (v) {

COST_DANGER = v;

}

};

changeDANGER_PERC = function(v) {

if (v) {

DANGER_PERC = v;

}

};

changeLIMMIT_PRESION = function(v) {

if (v) {

LIMMIT_PRESION = v;

}

};

changeTO_DIE = function(v) {

if (v) {

TO_DIE = v;

}

};

changeCOF_SIZE = function(v) {

if (v) {

COF_SIZE = v;

}

};

function defaultKeys(k) {

if (k.ctrlKey || k.altKey || k.shiftKey) {

return;

}

if (k.keyCode == KEY_ENABLE[1]) {

MIDDLEWARE.ENABLED = !MIDDLEWARE.ENABLED;

document.getElementById(KEY_ENABLE[0]).checked = MIDDLEWARE.ENABLED;

} else if (k.keyCode == KEY_MENU) {

g("#overlays").show()

} else if (k.keyCode == KEY_ALERT_MODE[1]) {

ALERT_MODE = !ALERT_MODE;

document.getElementById(KEY_ALERT_MODE[0]).checked = ALERT_MODE;

} else if (k.keyCode == KEY_SAVE_DIE[1]) {

SAVE_DIE = !SAVE_DIE;

document.getElementById(KEY_SAVE_DIE[0]).checked = SAVE_DIE;

} else if (k.keyCode == KEY_AUTO_RESTART[1]) {

AUTO_RESTART = !AUTO_RESTART;

document.getElementById(KEY_AUTO_RESTART[0]).checked = AUTO_RESTART;

} else if (k.keyCode == KEY_COSTS[1]) {

COSTS = !COSTS;

document.getElementById(KEY_COSTS[0]).checked = COSTS;

} else if (k.keyCode == KEY_COSTS_ROAD[1]) {

COSTS_ROAD = !COSTS_ROAD;

document.getElementById(KEY_COSTS_ROAD[0]).checked = COSTS_ROAD;

} else if (k.keyCode == KEY_COSTS_POINTS[1]) {

COSTS_POINTS = !COSTS_POINTS;

document.getElementById(KEY_COSTS_POINTS[0]).checked = COSTS_POINTS;

} else if (k.keyCode == KEY_LINES[1]) {

LINES = !LINES;

document.getElementById(KEY_LINES[0]).checked = LINES;

} else if (k.keyCode == KEY_LINES_TESTS[1]) {

LINES_TESTS = !LINES_TESTS;

document.getElementById(KEY_LINES_TESTS[0]).checked = LINES_TESTS;

} else if (k.keyCode == KEY_LINES_DANGER[1]) {

LINES_DANGER = !LINES_DANGER;

document.getElementById(KEY_LINES_DANGER[0]).checked = LINES_DANGER;

} else if (k.keyCode == KEY_LINES_POINTS[1]) {

LINES_POINTS = !LINES_POINTS;

document.getElementById(KEY_LINES_POINTS[0]).checked = LINES_POINTS;

} else if (k.keyCode == KEY_LINES_DIRECTION[1]) {

LINES_DIRECTION = !LINES_DIRECTION;

document.getElementById(KEY_LINES_DIRECTION[0]).checked = LINES_DIRECTION;

}

}

function defaultSettings() {

addCheckbox("Enable(" + KEY_ENABLE[0] + ")", "setEnable", KEY_ENABLE[0], MIDDLEWARE.ENABLED);

addCheckbox("Alert(" + KEY_ALERT_MODE[0] + ")", "setAlertMode", KEY_ALERT_MODE[0], ALERT_MODE);

addCheckbox("Save die(" + KEY_SAVE_DIE[0] + ")", "setSaveDie", KEY_SAVE_DIE[0], SAVE_DIE);

addCheckbox("Auto-restart(" + KEY_AUTO_RESTART[0] + ")", "setAutoRestart", KEY_AUTO_RESTART[0], AUTO_RESTART);

addCheckbox("Lines(" + KEY_LINES[0] + ")", "setLines", KEY_LINES[0], LINES);

addCheckbox("Lines_tests(" + KEY_LINES_TESTS[0] + ")", "setLinesTests", KEY_LINES_TESTS[0], LINES_TESTS);

addCheckbox("Lines_danger(" + KEY_LINES_DANGER[0] + ")", "setLinesDanger", KEY_LINES_DANGER[0], LINES_DANGER);

addCheckbox("Lines_points(" + KEY_LINES_POINTS[0] + ")", "setLinesPoints", KEY_LINES_POINTS[0], LINES_POINTS);

addCheckbox("Lines_direction(" + KEY_LINES_DIRECTION[0] + ")", "setLinesPoints", KEY_LINES_DIRECTION[0], LINES_DIRECTION);

addCheckbox("Costs(" + KEY_COSTS[0] + ")", "setCosts", KEY_COSTS[0], COSTS);

addCheckbox("Costs_road(" + KEY_COSTS_ROAD[0] + ")", "setCostsRoad", KEY_COSTS_ROAD[0], COSTS_ROAD);

addCheckbox("Costs_points(" + KEY_COSTS_POINTS[0] + ")", "setCostsPoints", KEY_COSTS_POINTS[0], COSTS_POINTS);

addTextbox("MAX_CALCULATE", "changeMAX_CALCULATE", MAX_CALCULATE, NUMBER_TYPE);

addTextbox("MAX_VELOCITY", "changeMAX_VELOCITY", MAX_VELOCITY, NUMBER_TYPE);

addTextbox("MAX_MOVE", "changeMAX_MOVE", MAX_MOVE, NUMBER_TYPE);

addTextbox("MIN_DANGER_ALERT", "changeMIN_DANGER_ALERT", MIN_DANGER_ALERT, NUMBER_TYPE);

addTextbox("COST_DANGER", "changeCOST_DANGER", COST_DANGER, NUMBER_TYPE);

addTextbox("DANGER_PERC", "changeDANGER_PERC", DANGER_PERC, NUMBER_TYPE);

addTextbox("LIMMIT_PRESION", "changeLIMMIT_PRESION", LIMMIT_PRESION, NUMBER_TYPE);

addTextbox("TO_DIE", "changeTO_DIE", TO_DIE, NUMBER_TYPE);

addTextbox("COF_SIZE", "changeCOF_SIZE", COF_SIZE, NUMBER_TYPE);

}

function addCheckbox(s, f, n, e) {

var txt = "<input id=\"" + n + "\" type=\"checkbox\" onchange=\"" + f + "($(this).is(':checked'));\" " + (e ? "checked" : "") + ">" + s;

var newDiv = document.createElement("label");

newDiv.innerHTML = txt;

var settings = document.getElementById("settings").getElementsByTagName("div")[2];

var currentDiv = settings.getElementsByTagName("label")[0];

settings.insertBefore(newDiv, currentDiv);

}

function addTextbox(s, f, v, op) {

var txt = s + "<input " + op + " onkeyup=\"" + f + "($(this).val());\" class=\"form-control\" value=\"" + v + "\" placeholder=\"" + s + "\" maxlength=\"15\">";

var newDiv = document.createElement("label");

newDiv.innerHTML = txt;

var settings = document.getElementById("settings");

var currentDiv = settings.getElementsByTagName("div")[3];

settings.insertBefore(newDiv, currentDiv);

}

function setText(txt) {

var newDiv = document.getElementById("msg");

if (newDiv == null) {

newDiv = document.createElement("div");

newDiv.id = "msg";

var settings = document.getElementById("instructions");

var currentDiv = settings.getElementsByTagName("div")[3];

settings.insertBefore(newDiv, currentDiv);

}

newDiv.innerHTML = txt;

}

})(window, jQuery);