function requestAjax() {
	this.request({

  parameters: { ajax:'true'},
  onComplete: function(transport){ alert(transport); }
})
	
}

/**
 * Renvoi le meta description dun document ou rien
 * @return
 */
function getMetaDescription() {
	var metas = document.getElementsByTagName('meta');
	for (var i=0; i<metas.length;i++) {
	  if (metas[i].name.toLowerCase() == "description") {
		  return metas[i].content;
	  }
	}
	return '';
}

function partagerSur(site) {
	var a=window,b=document, c=encodeURIComponent;
	var url = c(b.location);
	var title = c(b.title);
	var description = c(getMetaDescription());
	
	switch (site) {
		case 'viadeo'	:
			d = a.open("http://www.viadeo.com/shareit/share/?url="+url+"&title="+title+"&overview="+title+"&urllanguage=fr&urlaffiliate=32003&encoding=UTF-8&urlpicture=http://www.underculture.org/images/sharing/viadeo.png","bkmk_popup", "left="+((a.screenX||a.screenLeft)+10)+",top="+ ((a.screenY||a.screenTop)+10)+", height=430px,width=980px,resizable=1, alwaysRaised=1");
		break;
		
		case 'facebook'	:
			d = a.open("http://www.facebook.com/sharer.php?u="+url+"&t="+title,"bkmk_popup", "left="+((a.screenX||a.screenLeft)+10)+",top="+ ((a.screenY||a.screenTop)+10)+", height=436px,width=626px,resizable=1, alwaysRaised=1");
		break;
		
		case 'myspace'	:
			
			d = a.open("http://www.myspace.com/index.cfm?fuseaction=postto&t="+title+"&c="+description+"&u="+url+"&l=3","bkmk_popup", "left="+((a.screenX||a.screenLeft)+10)+", top="+((a.screenY||a.screenTop)+10)+", height=725px, width=825px, resizable=1, alwaysRaised=1");
		break;
		
		case 'twitter'	: 
			d = a.open("http://twitter.com/home?status="+url+'%20'+title+"&overview="+title,"bkmk_popup", "left="+((a.screenX||a.screenLeft)+10)+",top="+ ((a.screenY||a.screenTop)+10)+", height=250px,width=570px,resizable=1, alwaysRaised=1");
		break;
		
		case 'google'	:
			d = a.open("http://www.google.com/bookmarks/mark?op=edit&output=popup&bkmk="+url+"&title="+title,"bkmk_popup", "left="+((a.screenX||a.screenLeft)+10)+",top="+ ((a.screenY||a.screenTop)+10)+", height=420px,width=550px,resizable=1, alwaysRaised=1");
		break;
	}
	a.setTimeout(function(){d.focus()}, 300);
}

/**
 * Finds whether the given variable is an array.
 *  + original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 *  + improved by: Legaev Andrey
 *  + bugfixed by: Cord
 *  + bugfixed by: Manish
 *  + improved by: Onno Marsman
 *
 * @access private
 */
function is_array( mixed_var ) {
    var key = '';
 
    if (!mixed_var) {
        return false;
    }
 
    if (typeof mixed_var === 'object') {
 
        if (mixed_var.hasOwnProperty) {
            for (key in mixed_var) {
                // Checks whether the object has the specified property
                // if not, we figure it's not an object in the sense of a php-associative-array.
                if (false === mixed_var.hasOwnProperty(key)) {
                    return false;
                }
            }
        }
 
        // Uncomment to enable strict JavsScript-proof type checking
        // This will not support PHP associative arrays (JavaScript objects), however
        // Read discussion at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_is_array/
        //
        //  if (mixed_var.propertyIsEnumerable('length') || typeof mixed_var.length !== 'number') {
        //      return false;
        //  }
 
        return true;
    }
 
    return false;
}

/**
 * Get Unix timestamp for a date
 *  + discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_mktime/
 *  + version: 807.1807
 *  + original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 *
 * @access private
 */
function mktime() {
	var no, set = 0, ma = 0, mb = 0, i = 0, d = new Date(), argv = arguments, argc = argv.length;
	d.setHours(0,0,0); d.setDate(1); d.setMonth(1); d.setYear(1972);
	
	var dateManip = {
		0: function(tt){ return d.setHours(tt); },
		1: function(tt){ return d.setMinutes(tt); },
		2: function(tt){ set = d.setSeconds(tt); mb = d.getDate() - 1; return set; },
		3: function(tt){ set = d.setMonth(parseInt(tt)-1); ma = d.getFullYear() - 1972; return set; },
		4: function(tt){ return d.setDate(tt+mb); },
		5: function(tt){ return d.setYear(tt+ma); }
	};
	
	for(i = 0; i < argc; i++) {
		no = parseInt(argv[i]*1);
		 if (isNaN(no)) {
		 	return false;
		 } else {
		 	// arg is number, let's manipulate date object
		 	if(!dateManip[i](no)){
		 		// failed
		 		return false;
		 	}
		}
	}
	return Math.floor(d.getTime()/1000);
}
	
/** 
 * Return current Unix timestamp
 *
 * discuss at: http://kevin.vanzonneveld.net/techblog/article/javascript_equivalent_for_phps_time/
 * version: 807.1808
 * original by: GeekFG (http://geekfg.blogspot.com)
 */
function time() {
	var d = new Date();
	return Math.round(d.getTime()/1000);
}

/**
 * original by: Carlos R. L. Rodrigues (http://www.jsfromhell.com)
 *
 * parts by: Peter-Paul Koch (http://www.quirksmode.org/js/beat.html)
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 * improved by: MeEtc (http://yass.meetcweb.com)
 * improved by: Brad Touesnard
 * improved by: Tim Wiel
 */
function date ( format, timestamp ) {
    var a, jsdate=((timestamp) ? new Date(timestamp*1000) : new Date());
    var pad = function(n, c){
        if( (n = n + "").length < c ) {
            return new Array(++c - n.length).join("0") + n;
        } else {
            return n;
        }
    };
    var txt_weekdays = ["Sunday","Monday","Tuesday","Wednesday",
        "Thursday","Friday","Saturday"];
    var txt_ordin = {1:"st",2:"nd",3:"rd",21:"st",22:"nd",23:"rd",31:"st"};
    var txt_months =  ["", "January", "February", "March", "April",
        "May", "June", "July", "August", "September", "October", "November",
        "December"];
 
    var f = {
        // Day
            d: function(){
                return pad(f.j(), 2);
            },
            D: function(){
                t = f.l(); return t.substr(0,3);
            },
            j: function(){
                return jsdate.getDate();
            },
            l: function(){
                return txt_weekdays[f.w()];
            },
            N: function(){
                return f.w() + 1;
            },
            S: function(){
                return txt_ordin[f.j()] ? txt_ordin[f.j()] : 'th';
            },
            w: function(){
                return jsdate.getDay();
            },
            z: function(){
                return (jsdate - new Date(jsdate.getFullYear() + "/1/1")) / 864e5 >> 0;
            },
 
        // Week
            W: function(){
                var a = f.z(), b = 364 + f.L() - a;
                var nd2, nd = (new Date(jsdate.getFullYear() + "/1/1").getDay() || 7) - 1;
 
                if(b <= 2 && ((jsdate.getDay() || 7) - 1) <= 2 - b){
                    return 1;
                } else{
 
                    if(a <= 2 && nd >= 4 && a >= (6 - nd)){
                        nd2 = new Date(jsdate.getFullYear() - 1 + "/12/31");
                        return date("W", Math.round(nd2.getTime()/1000));
                    } else{
                        return (1 + (nd <= 3 ? ((a + nd) / 7) : (a - (7 - nd)) / 7) >> 0);
                    }
                }
            },
 
        // Month
            F: function(){
                return txt_months[f.n()];
            },
            m: function(){
                return pad(f.n(), 2);
            },
            M: function(){
                t = f.F(); return t.substr(0,3);
            },
            n: function(){
                return jsdate.getMonth() + 1;
            },
            t: function(){
                var n;
                if( (n = jsdate.getMonth() + 1) == 2 ){
                    return 28 + f.L();
                } else{
                    if( n & 1 && n < 8 || !(n & 1) && n > 7 ){
                        return 31;
                    } else{
                        return 30;
                    }
                }
            },
 
        // Year
            L: function(){
                var y = f.Y();
                return (!(y & 3) && (y % 1e2 || !(y % 4e2))) ? 1 : 0;
            },
            //o not supported yet
            Y: function(){
                return jsdate.getFullYear();
            },
            y: function(){
                return (jsdate.getFullYear() + "").slice(2);
            },
 
        // Time
            a: function(){
                return jsdate.getHours() > 11 ? "pm" : "am";
            },
            A: function(){
                return f.a().toUpperCase();
            },
            B: function(){
                // peter paul koch:
                var off = (jsdate.getTimezoneOffset() + 60)*60;
                var theSeconds = (jsdate.getHours() * 3600) +
                                 (jsdate.getMinutes() * 60) +
                                  jsdate.getSeconds() + off;
                var beat = Math.floor(theSeconds/86.4);
                if (beat > 1000) beat -= 1000;
                if (beat < 0) beat += 1000;
                if ((String(beat)).length == 1) beat = "00"+beat;
                if ((String(beat)).length == 2) beat = "0"+beat;
                return beat;
            },
            g: function(){
                return jsdate.getHours() % 12 || 12;
            },
            G: function(){
                return jsdate.getHours();
            },
            h: function(){
                return pad(f.g(), 2);
            },
            H: function(){
                return pad(jsdate.getHours(), 2);
            },
            i: function(){
                return pad(jsdate.getMinutes(), 2);
            },
            s: function(){
                return pad(jsdate.getSeconds(), 2);
            },
            //u not supported yet
 
        // Timezone
            //e not supported yet
            //I not supported yet
            O: function(){
               var t = pad(Math.abs(jsdate.getTimezoneOffset()/60*100), 4);
               if (jsdate.getTimezoneOffset() > 0) t = "-" + t; else t = "+" + t;
               return t;
            },
            P: function(){
                var O = f.O();
                return (O.substr(0, 3) + ":" + O.substr(3, 2));
            },
            //T not supported yet
            //Z not supported yet
 
        // Full Date/Time
            c: function(){
                return f.Y() + "-" + f.m() + "-" + f.d() + "T" + f.h() + ":" + f.i() + ":" + f.s() + f.P();
            },
            //r not supported yet
            U: function(){
                return Math.round(jsdate.getTime()/1000);
            }
    };
 
    return format.replace(/[\\]?([a-zA-Z])/g, function(t, s){
    	var ret;
        if( t!=s ){
            // escaped
            ret = s;
        } else if( f[s] ){
            // a date function exists
            ret = f[s]();
        } else{
            // nothing special
            ret = s;
        }
 
        return ret;
    });
}

/**
 * http://kevin.vanzonneveld.net
 *
 * original by: Philip Peterson
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 * input by: AJ
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 * note: info on what encoding functions to use from: http://xkr.us/articles/javascript/encode-compare/
 */             
function urldecode( str ) {
    var histogram = {}, histogram_r = {}, code = 0, str_tmp = [];
    var ret = str.toString();
    
    var replacer = function(search, replace, str) {
        var tmp_arr = [];
        tmp_arr = str.split(search);
        return tmp_arr.join(replace);
    };
    
    // The histogram is identical to the one in urlencode.
    histogram['!']   = '%21';
    histogram['%20'] = '+';
    
    for (replace in histogram) {
        search = histogram[replace]; // Switch order when decoding
        ret = replacer(search, replace, ret) // Custom replace. No regexing   
    }
    
    // End with decodeURIComponent, which most resembles PHP's encoding functions
    ret = decodeURIComponent(ret);
 
    return ret;
}

/**
 * http://kevin.vanzonneveld.net
 *
 * original by: Philip Peterson
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 * input by: AJ
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 * note: info on what encoding functions to use from: http://xkr.us/articles/javascript/encode-compare/
 */                          
function urlencode( str ) {
    var histogram = {}, histogram_r = {}, code = 0, tmp_arr = [];
    var ret = str.toString();
    
    var replacer = function(search, replace, str) {
        var tmp_arr = [];
        tmp_arr = str.split(search);
        return tmp_arr.join(replace);
    };
    
    // The histogram is identical to the one in urldecode.
    histogram['!']   = '%21';
    histogram['%20'] = '+';
    
    // Begin with encodeURIComponent, which most resembles PHP's encoding functions
    ret = encodeURIComponent(ret);
    
    for (search in histogram) {
        replace = histogram[search];
        ret = replacer(search, replace, ret) // Custom replace. No regexing
    }
    
    // Uppercase for full PHP compatibility
    return ret.replace(/(\%([a-z0-9]{2}))/g, function(full, m1, m2) {
        return "%"+m2.toUpperCase();
    });
    
    return ret;
}

/**
 * http://kevin.vanzonneveld.net
 * 
 * original by: Webtoolkit.info (http://www.webtoolkit.info/)
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)  
 * improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
 */
function utf8_encode(str_data) {
	str_data = str_data.replace(/\r\n/g,"\n");
	var tmp_arr = [], ac = 0;
	
	for (var n = 0; n < str_data.length; n++) {
		var c = str_data.charCodeAt(n);
		if (c < 128) {
			tmp_arr[ac++] = String.fromCharCode(c);
		} else if((c > 127) && (c < 2048)) {
			tmp_arr[ac++] = String.fromCharCode((c >> 6) | 192);
			tmp_arr[ac++] = String.fromCharCode((c & 63) | 128);
		} else {
			tmp_arr[ac++] = String.fromCharCode((c >> 12) | 224);
			tmp_arr[ac++] = String.fromCharCode(((c >> 6) & 63) | 128);
			tmp_arr[ac++] = String.fromCharCode((c & 63) | 128);
		}
	}
	return tmp_arr.join('');
}

function header(loc) {
	document.location.href = loc;
}

function clearField(element) {
	if (element.value == element.defaultValue) {
		element.value = '';
	}
}

function isChecked(element) {
	if ($(element).checked) {
		return true;
	} else {
		return false;
	}
}

function isNumber(element) {
	return !isNaN($F(element));
}

function isMail(element) {
	var regexp = new RegExp("^[\\w\.-]+@[\\w\\.-]+\\.[a-zA-Z]{2,4}$");
	if(!regexp.test($F(element))) {
		return false;
	} else {
		return true;
	}
}

function isDate(element) {
	var regexp = new RegExp("^[0-9]{2,2}\\/[0-9]{2,2}\\/[0-9]{4,4}$");
	if(!regexp.test($F(element))) {
		return false;
	} else {
		return true;
	}
}

function empty(element) {
	if ($(element).empty() && $F(element).strip().empty()) {
		return true;
	} else {
		return false;
	}
}

/**
 * Renvoi true si l'element verifie l'algorithme de Luhn 
 * et si sa  longeur est superieur  à 14
 */
function iSiret(elementId) {
	var numero = $F(elementId);
	var totalcarte = 0;
	var dnum = 0;
	var test = 0;
	if (numero.length < 13) {
 		return (false);
	} else {
		for (i = numero.length; i >= 1 ;  i--) {
    		test = test + 1;
    		num = numero.charAt(i-1);
    		if ((test % 2) != 0) {
    			totalcarte = totalcarte + parseInt(num)
			} else {
       			dnum = parseInt(num) * 2;
       			if (dnum >= 10) {
          			totalcarte = totalcarte + 1 + dnum -10;
       			} else {
          			totalcarte = totalcarte + dnum;
       			}
			}
		}
		if ((totalcarte % 10) != 0) { 
			return (false);
		} else {
			return(true);
		}
	}
}

function setJsCookie() {
	var expire = new Date();
		expire.setDate(expire.getDate()+1);
	
	document.cookie = "undercultureJsCookie=1;expires="+expire.toGMTString();
}


/**
 * Fonction relatives à la taille de la fenêtre
 */

/**
 * getFilterResults
 * @param n_win
 * @param n_docel
 * @param n_body
 * @return
 */
function getFilterResults(n_win, n_docel, n_body) {
	var n_result = n_win ? n_win : 0;
	if (n_docel && (!n_result || (n_result > n_docel)))
		n_result = n_docel;
	return n_body && (!n_result || (n_result > n_body)) ? n_body : n_result;
}

/**
 * Renvoi la largeur de la fenetre
 * @return 
 */
function getClientWidth() {
	return getFilterResults (
		window.innerWidth ? window.innerWidth : 0,
		document.documentElement ? document.documentElement.clientWidth : 0,
		document.body ? document.body.clientWidth : 0
	);
}

/**
 * Renvoi la hauteur de la fenetre
 * @return 
 */
function getClientHeight() {
	return getFilterResults (
		window.innerHeight ? window.innerHeight : 0,
		document.documentElement ? document.documentElement.clientHeight : 0,
		document.body ? document.body.clientHeight : 0
	);
}

/**
 * Renvoi la position de l'ascenceur en largeur
 * @return 
 */
function getScrollLeft() {
	return getFilterResults (
		window.pageXOffset ? window.pageXOffset : 0,
		document.documentElement ? document.documentElement.scrollLeft : 0,
		document.body ? document.body.scrollLeft : 0
	);
}

/**
 * Renvoi la position de l'ascenceur en hauteur
 * @return 
 */
function getScrollTop() {
	return getFilterResults (
		window.pageYOffset ? window.pageYOffset : 0,
		document.documentElement ? document.documentElement.scrollTop : 0,
		document.body ? document.body.scrollTop : 0
	);
}


/*! Gibberish-AES 
* A lightweight Javascript Libray for OpenSSL compatible AES CBC encryption.
*
* Author: Mark Percival
* Email: mark@mpercival.com
* Copyright: Mark Percival - http://mpercival.com 2008
* Josh Davis - http://www.josh-davis.org/ecmaScrypt 2007
* Chris Veness - http://www.movable-type.co.uk/scripts/aes.html 2007
* Michel I. Gallant - http://www.jensign.com/
*
* License: MIT
* Usage: Gibberish.encrypt("secret", "password", 256)
* Outputs: AES Encrypted text encoded in Base64
*/
var GibberishAES = (function(){
    var Nr = 14,
    /* Default to 256 Bit Encryption */
    Nk = 8,
    Decrypt = false,

    enc_utf8 = function(s)
    {
        try {
            return unescape(encodeURIComponent(s));
        }
        catch(e) {
            throw 'Error on UTF-8 encode';
        }
    },

    dec_utf8 = function(s)
    {
        try {
            return decodeURIComponent(escape(s));
        }
        catch(e) {
            throw ('Bad Key');
        }
    },

    padBlock = function(byteArr)
    {
        var array = [], cpad, i;
        if (byteArr.length < 16) {
            cpad = 16 - byteArr.length;
            array = [cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad, cpad];
        }
        for (i = 0; i < byteArr.length; i++)
        {
            array[i] = byteArr[i];
        }
        return array;
    },

    block2s = function(block, lastBlock)
    {
        var string = '', padding, i;
        if (lastBlock) {
            padding = block[15];
            if (padding > 16) {
                throw ('Decryption error: Maybe bad key');
            }
            if (padding == 16) {
                return '';
            }
            for (i = 0; i < 16 - padding; i++) {
                string += String.fromCharCode(block[i]);
            }
        } else {
            for (i = 0; i < 16; i++) {
                string += String.fromCharCode(block[i]);
            }
        }
        return string;
    },

    a2h = function(numArr)
    {
        var string = '', i;
        for (i = 0; i < numArr.length; i++) {
            string += (numArr[i] < 16 ? '0': '') + numArr[i].toString(16);
        }
        return string;
    },

    h2a = function(s)
    {
        var ret = [];
        s.replace(/(..)/g,
        function(s) {
            ret.push(parseInt(s, 16));
        });
        return ret;
    },

    s2a = function(string) {
        string = enc_utf8(string);
        var array = [], i;
        for (i = 0; i < string.length; i++)
        {
            array[i] = string.charCodeAt(i);
        }
        return array;
    },

    size = function(newsize)
    {
        switch (newsize)
        {
        case 128:
            Nr = 10;
            Nk = 4;
            break;
        case 192:
            Nr = 12;
            Nk = 6;
            break;
        case 256:
            Nr = 14;
            Nk = 8;
            break;
        default:
            throw ('Invalid Key Size Specified:' + newsize);
        }
    },

    randArr = function(num) {
        var result = [], i;
        for (i = 0; i < num; i++) {
            result = result.concat(Math.floor(Math.random() * 256));
        }
        return result;
    },

    openSSLKey = function(passwordArr, saltArr) {
        // Number of rounds depends on the size of the AES in use
        // 3 rounds for 256
        //        2 rounds for the key, 1 for the IV
        // 2 rounds for 128
        //        1 round for the key, 1 round for the IV
        // 3 rounds for 192 since it's not evenly divided by 128 bits
        var rounds = Nr >= 12 ? 3: 2,
        key = [],
        iv = [],
        md5_hash = [],
        result = [],
        data00 = passwordArr.concat(saltArr),
        i;
        md5_hash[0] = GibberishAES.Hash.MD5(data00);
        result = md5_hash[0];
        for (i = 1; i < rounds; i++) {
            md5_hash[i] = GibberishAES.Hash.MD5(md5_hash[i - 1].concat(data00));
            result = result.concat(md5_hash[i]);
        }
        key = result.slice(0, 4 * Nk);
        iv = result.slice(4 * Nk, 4 * Nk + 16);
        return {
            key: key,
            iv: iv
        };
    },

    rawEncrypt = function(plaintext, key, iv) {
        // plaintext, key and iv as byte arrays
        key = expandKey(key);
        var numBlocks = Math.ceil(plaintext.length / 16),
        blocks = [],
        i,
        cipherBlocks = [];
        for (i = 0; i < numBlocks; i++) {
            blocks[i] = padBlock(plaintext.slice(i * 16, i * 16 + 16));
        }
        if (plaintext.length % 16 === 0) {
            blocks.push([16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16, 16]);
            // CBC OpenSSL padding scheme
            numBlocks++;
        }
        for (i = 0; i < blocks.length; i++) {
            blocks[i] = (i === 0) ? xorBlocks(blocks[i], iv) : xorBlocks(blocks[i], cipherBlocks[i - 1]);
            cipherBlocks[i] = encryptBlock(blocks[i], key);
        }
        return cipherBlocks;
    },

    rawDecrypt = function(cryptArr, key, iv) {
        //  cryptArr, key and iv as byte arrays
        key = expandKey(key);
        var numBlocks = cryptArr.length / 16,
        cipherBlocks = [],
        i,
        plainBlocks = [],
        string = '';
        for (i = 0; i < numBlocks; i++) {
            cipherBlocks.push(cryptArr.slice(i * 16, (i + 1) * 16));
        }
        for (i = cipherBlocks.length - 1; i >= 0; i--) {
            plainBlocks[i] = decryptBlock(cipherBlocks[i], key);
            plainBlocks[i] = (i === 0) ? xorBlocks(plainBlocks[i], iv) : xorBlocks(plainBlocks[i], cipherBlocks[i - 1]);
        }
        for (i = 0; i < numBlocks - 1; i++) {
            string += block2s(plainBlocks[i]);
        }
        string += block2s(plainBlocks[i], true);
        return dec_utf8(string);
    },

    encryptBlock = function(block, words) {
        Decrypt = false;
        var state = addRoundKey(block, words, 0),
        round;
        for (round = 1; round < (Nr + 1); round++) {
            state = subBytes(state);
            state = shiftRows(state);
            if (round < Nr) {
                state = mixColumns(state);
            }
            //last round? don't mixColumns
            state = addRoundKey(state, words, round);
        }

        return state;
    },

    decryptBlock = function(block, words) {
        Decrypt = true;
        var state = addRoundKey(block, words, Nr),
        round;
        for (round = Nr - 1; round > -1; round--) {
            state = shiftRows(state);
            state = subBytes(state);
            state = addRoundKey(state, words, round);
            if (round > 0) {
                state = mixColumns(state);
            }
            //last round? don't mixColumns
        }

        return state;
    },

    subBytes = function(state) {
        var S = Decrypt ? SBoxInv: SBox,
        temp = [],
        i;
        for (i = 0; i < 16; i++) {
            temp[i] = S[state[i]];
        }
        return temp;
    },

    shiftRows = function(state) {
        var temp = [],
        shiftBy = Decrypt ? [0, 13, 10, 7, 4, 1, 14, 11, 8, 5, 2, 15, 12, 9, 6, 3] : [0, 5, 10, 15, 4, 9, 14, 3, 8, 13, 2, 7, 12, 1, 6, 11],
        i;
        for (i = 0; i < 16; i++) {
            temp[i] = state[shiftBy[i]];
        }
        return temp;
    },

    mixColumns = function(state) {
        var t = [],
        c;
        if (!Decrypt) {
            for (c = 0; c < 4; c++) {
                t[c * 4] = G2X[state[c * 4]] ^ G3X[state[1 + c * 4]] ^ state[2 + c * 4] ^ state[3 + c * 4];
                t[1 + c * 4] = state[c * 4] ^ G2X[state[1 + c * 4]] ^ G3X[state[2 + c * 4]] ^ state[3 + c * 4];
                t[2 + c * 4] = state[c * 4] ^ state[1 + c * 4] ^ G2X[state[2 + c * 4]] ^ G3X[state[3 + c * 4]];
                t[3 + c * 4] = G3X[state[c * 4]] ^ state[1 + c * 4] ^ state[2 + c * 4] ^ G2X[state[3 + c * 4]];
            }
        }else {
            for (c = 0; c < 4; c++) {
                t[c*4] = GEX[state[c*4]] ^ GBX[state[1+c*4]] ^ GDX[state[2+c*4]] ^ G9X[state[3+c*4]];
                t[1+c*4] = G9X[state[c*4]] ^ GEX[state[1+c*4]] ^ GBX[state[2+c*4]] ^ GDX[state[3+c*4]];
                t[2+c*4] = GDX[state[c*4]] ^ G9X[state[1+c*4]] ^ GEX[state[2+c*4]] ^ GBX[state[3+c*4]];
                t[3+c*4] = GBX[state[c*4]] ^ GDX[state[1+c*4]] ^ G9X[state[2+c*4]] ^ GEX[state[3+c*4]];
            }
        }
        
        return t;
    },

    addRoundKey = function(state, words, round) {
        var temp = [],
        i;
        for (i = 0; i < 16; i++) {
            temp[i] = state[i] ^ words[round][i];
        }
        return temp;
    },

    xorBlocks = function(block1, block2) {
        var temp = [],
        i;
        for (i = 0; i < 16; i++) {
            temp[i] = block1[i] ^ block2[i];
        }
        return temp;
    },

    expandKey = function(key) {
        // Expects a 1d number array
        var w = [],
        temp = [],
        i,
        r,
        t,
        flat = [],
        j;

        for (i = 0; i < Nk; i++) {
            r = [key[4 * i], key[4 * i + 1], key[4 * i + 2], key[4 * i + 3]];
            w[i] = r;
        }

        for (i = Nk; i < (4 * (Nr + 1)); i++) {
            w[i] = [];
            for (t = 0; t < 4; t++) {
                temp[t] = w[i - 1][t];
            }
            if (i % Nk === 0) {
                temp = subWord(rotWord(temp));
                temp[0] ^= Rcon[i / Nk - 1];
            } else if (Nk > 6 && i % Nk == 4) {
                temp = subWord(temp);
            }
            for (t = 0; t < 4; t++) {
                w[i][t] = w[i - Nk][t] ^ temp[t];
            }
        }
        for (i = 0; i < (Nr + 1); i++) {
            flat[i] = [];
            for (j = 0; j < 4; j++) {
                flat[i].push(w[i * 4 + j][0], w[i * 4 + j][1], w[i * 4 + j][2], w[i * 4 + j][3]);
            }
        }
        return flat;
    },

    subWord = function(w) {
        // apply SBox to 4-byte word w
        for (var i = 0; i < 4; i++) {
            w[i] = SBox[w[i]];
        }
        return w;
    },

    rotWord = function(w) {
        // rotate 4-byte word w left by one byte
        var tmp = w[0],
        i;
        for (i = 0; i < 4; i++) {
            w[i] = w[i + 1];
        }
        w[3] = tmp;
        return w;
    },


    // S-box
    SBox = [
    99, 124, 119, 123, 242, 107, 111, 197, 48, 1, 103, 43, 254, 215, 171,
    118, 202, 130, 201, 125, 250, 89, 71, 240, 173, 212, 162, 175, 156, 164,
    114, 192, 183, 253, 147, 38, 54, 63, 247, 204, 52, 165, 229, 241, 113,
    216, 49, 21, 4, 199, 35, 195, 24, 150, 5, 154, 7, 18, 128, 226,
    235, 39, 178, 117, 9, 131, 44, 26, 27, 110, 90, 160, 82, 59, 214,
    179, 41, 227, 47, 132, 83, 209, 0, 237, 32, 252, 177, 91, 106, 203,
    190, 57, 74, 76, 88, 207, 208, 239, 170, 251, 67, 77, 51, 133, 69,
    249, 2, 127, 80, 60, 159, 168, 81, 163, 64, 143, 146, 157, 56, 245,
    188, 182, 218, 33, 16, 255, 243, 210, 205, 12, 19, 236, 95, 151, 68,
    23, 196, 167, 126, 61, 100, 93, 25, 115, 96, 129, 79, 220, 34, 42,
    144, 136, 70, 238, 184, 20, 222, 94, 11, 219, 224, 50, 58, 10, 73,
    6, 36, 92, 194, 211, 172, 98, 145, 149, 228, 121, 231, 200, 55, 109,
    141, 213, 78, 169, 108, 86, 244, 234, 101, 122, 174, 8, 186, 120, 37,
    46, 28, 166, 180, 198, 232, 221, 116, 31, 75, 189, 139, 138, 112, 62,
    181, 102, 72, 3, 246, 14, 97, 53, 87, 185, 134, 193, 29, 158, 225,
    248, 152, 17, 105, 217, 142, 148, 155, 30, 135, 233, 206, 85, 40, 223,
    140, 161, 137, 13, 191, 230, 66, 104, 65, 153, 45, 15, 176, 84, 187,
    22],

    // Precomputed lookup table for the inverse SBox
    SBoxInv = [
    82, 9, 106, 213, 48, 54, 165, 56, 191, 64, 163, 158, 129, 243, 215,
    251, 124, 227, 57, 130, 155, 47, 255, 135, 52, 142, 67, 68, 196, 222,
    233, 203, 84, 123, 148, 50, 166, 194, 35, 61, 238, 76, 149, 11, 66,
    250, 195, 78, 8, 46, 161, 102, 40, 217, 36, 178, 118, 91, 162, 73,
    109, 139, 209, 37, 114, 248, 246, 100, 134, 104, 152, 22, 212, 164, 92,
    204, 93, 101, 182, 146, 108, 112, 72, 80, 253, 237, 185, 218, 94, 21,
    70, 87, 167, 141, 157, 132, 144, 216, 171, 0, 140, 188, 211, 10, 247,
    228, 88, 5, 184, 179, 69, 6, 208, 44, 30, 143, 202, 63, 15, 2,
    193, 175, 189, 3, 1, 19, 138, 107, 58, 145, 17, 65, 79, 103, 220,
    234, 151, 242, 207, 206, 240, 180, 230, 115, 150, 172, 116, 34, 231, 173,
    53, 133, 226, 249, 55, 232, 28, 117, 223, 110, 71, 241, 26, 113, 29,
    41, 197, 137, 111, 183, 98, 14, 170, 24, 190, 27, 252, 86, 62, 75,
    198, 210, 121, 32, 154, 219, 192, 254, 120, 205, 90, 244, 31, 221, 168,
    51, 136, 7, 199, 49, 177, 18, 16, 89, 39, 128, 236, 95, 96, 81,
    127, 169, 25, 181, 74, 13, 45, 229, 122, 159, 147, 201, 156, 239, 160,
    224, 59, 77, 174, 42, 245, 176, 200, 235, 187, 60, 131, 83, 153, 97,
    23, 43, 4, 126, 186, 119, 214, 38, 225, 105, 20, 99, 85, 33, 12,
    125],
    // Rijndael Rcon
    Rcon = [1, 2, 4, 8, 16, 32, 64, 128, 27, 54, 108, 216, 171, 77, 154, 47, 94,
    188, 99, 198, 151, 53, 106, 212, 179, 125, 250, 239, 197, 145],

    G2X = [
    0x00, 0x02, 0x04, 0x06, 0x08, 0x0a, 0x0c, 0x0e, 0x10, 0x12, 0x14, 0x16,
    0x18, 0x1a, 0x1c, 0x1e, 0x20, 0x22, 0x24, 0x26, 0x28, 0x2a, 0x2c, 0x2e,
    0x30, 0x32, 0x34, 0x36, 0x38, 0x3a, 0x3c, 0x3e, 0x40, 0x42, 0x44, 0x46,
    0x48, 0x4a, 0x4c, 0x4e, 0x50, 0x52, 0x54, 0x56, 0x58, 0x5a, 0x5c, 0x5e,
    0x60, 0x62, 0x64, 0x66, 0x68, 0x6a, 0x6c, 0x6e, 0x70, 0x72, 0x74, 0x76,
    0x78, 0x7a, 0x7c, 0x7e, 0x80, 0x82, 0x84, 0x86, 0x88, 0x8a, 0x8c, 0x8e,
    0x90, 0x92, 0x94, 0x96, 0x98, 0x9a, 0x9c, 0x9e, 0xa0, 0xa2, 0xa4, 0xa6,
    0xa8, 0xaa, 0xac, 0xae, 0xb0, 0xb2, 0xb4, 0xb6, 0xb8, 0xba, 0xbc, 0xbe,
    0xc0, 0xc2, 0xc4, 0xc6, 0xc8, 0xca, 0xcc, 0xce, 0xd0, 0xd2, 0xd4, 0xd6,
    0xd8, 0xda, 0xdc, 0xde, 0xe0, 0xe2, 0xe4, 0xe6, 0xe8, 0xea, 0xec, 0xee,
    0xf0, 0xf2, 0xf4, 0xf6, 0xf8, 0xfa, 0xfc, 0xfe, 0x1b, 0x19, 0x1f, 0x1d,
    0x13, 0x11, 0x17, 0x15, 0x0b, 0x09, 0x0f, 0x0d, 0x03, 0x01, 0x07, 0x05,
    0x3b, 0x39, 0x3f, 0x3d, 0x33, 0x31, 0x37, 0x35, 0x2b, 0x29, 0x2f, 0x2d,
    0x23, 0x21, 0x27, 0x25, 0x5b, 0x59, 0x5f, 0x5d, 0x53, 0x51, 0x57, 0x55,
    0x4b, 0x49, 0x4f, 0x4d, 0x43, 0x41, 0x47, 0x45, 0x7b, 0x79, 0x7f, 0x7d,
    0x73, 0x71, 0x77, 0x75, 0x6b, 0x69, 0x6f, 0x6d, 0x63, 0x61, 0x67, 0x65,
    0x9b, 0x99, 0x9f, 0x9d, 0x93, 0x91, 0x97, 0x95, 0x8b, 0x89, 0x8f, 0x8d,
    0x83, 0x81, 0x87, 0x85, 0xbb, 0xb9, 0xbf, 0xbd, 0xb3, 0xb1, 0xb7, 0xb5,
    0xab, 0xa9, 0xaf, 0xad, 0xa3, 0xa1, 0xa7, 0xa5, 0xdb, 0xd9, 0xdf, 0xdd,
    0xd3, 0xd1, 0xd7, 0xd5, 0xcb, 0xc9, 0xcf, 0xcd, 0xc3, 0xc1, 0xc7, 0xc5,
    0xfb, 0xf9, 0xff, 0xfd, 0xf3, 0xf1, 0xf7, 0xf5, 0xeb, 0xe9, 0xef, 0xed,
    0xe3, 0xe1, 0xe7, 0xe5
    ],

    G3X = [
    0x00, 0x03, 0x06, 0x05, 0x0c, 0x0f, 0x0a, 0x09, 0x18, 0x1b, 0x1e, 0x1d,
    0x14, 0x17, 0x12, 0x11, 0x30, 0x33, 0x36, 0x35, 0x3c, 0x3f, 0x3a, 0x39,
    0x28, 0x2b, 0x2e, 0x2d, 0x24, 0x27, 0x22, 0x21, 0x60, 0x63, 0x66, 0x65,
    0x6c, 0x6f, 0x6a, 0x69, 0x78, 0x7b, 0x7e, 0x7d, 0x74, 0x77, 0x72, 0x71,
    0x50, 0x53, 0x56, 0x55, 0x5c, 0x5f, 0x5a, 0x59, 0x48, 0x4b, 0x4e, 0x4d,
    0x44, 0x47, 0x42, 0x41, 0xc0, 0xc3, 0xc6, 0xc5, 0xcc, 0xcf, 0xca, 0xc9,
    0xd8, 0xdb, 0xde, 0xdd, 0xd4, 0xd7, 0xd2, 0xd1, 0xf0, 0xf3, 0xf6, 0xf5,
    0xfc, 0xff, 0xfa, 0xf9, 0xe8, 0xeb, 0xee, 0xed, 0xe4, 0xe7, 0xe2, 0xe1,
    0xa0, 0xa3, 0xa6, 0xa5, 0xac, 0xaf, 0xaa, 0xa9, 0xb8, 0xbb, 0xbe, 0xbd,
    0xb4, 0xb7, 0xb2, 0xb1, 0x90, 0x93, 0x96, 0x95, 0x9c, 0x9f, 0x9a, 0x99,
    0x88, 0x8b, 0x8e, 0x8d, 0x84, 0x87, 0x82, 0x81, 0x9b, 0x98, 0x9d, 0x9e,
    0x97, 0x94, 0x91, 0x92, 0x83, 0x80, 0x85, 0x86, 0x8f, 0x8c, 0x89, 0x8a,
    0xab, 0xa8, 0xad, 0xae, 0xa7, 0xa4, 0xa1, 0xa2, 0xb3, 0xb0, 0xb5, 0xb6,
    0xbf, 0xbc, 0xb9, 0xba, 0xfb, 0xf8, 0xfd, 0xfe, 0xf7, 0xf4, 0xf1, 0xf2,
    0xe3, 0xe0, 0xe5, 0xe6, 0xef, 0xec, 0xe9, 0xea, 0xcb, 0xc8, 0xcd, 0xce,
    0xc7, 0xc4, 0xc1, 0xc2, 0xd3, 0xd0, 0xd5, 0xd6, 0xdf, 0xdc, 0xd9, 0xda,
    0x5b, 0x58, 0x5d, 0x5e, 0x57, 0x54, 0x51, 0x52, 0x43, 0x40, 0x45, 0x46,
    0x4f, 0x4c, 0x49, 0x4a, 0x6b, 0x68, 0x6d, 0x6e, 0x67, 0x64, 0x61, 0x62,
    0x73, 0x70, 0x75, 0x76, 0x7f, 0x7c, 0x79, 0x7a, 0x3b, 0x38, 0x3d, 0x3e,
    0x37, 0x34, 0x31, 0x32, 0x23, 0x20, 0x25, 0x26, 0x2f, 0x2c, 0x29, 0x2a,
    0x0b, 0x08, 0x0d, 0x0e, 0x07, 0x04, 0x01, 0x02, 0x13, 0x10, 0x15, 0x16,
    0x1f, 0x1c, 0x19, 0x1a
    ],

    G9X = [
    0x00, 0x09, 0x12, 0x1b, 0x24, 0x2d, 0x36, 0x3f, 0x48, 0x41, 0x5a, 0x53,
    0x6c, 0x65, 0x7e, 0x77, 0x90, 0x99, 0x82, 0x8b, 0xb4, 0xbd, 0xa6, 0xaf,
    0xd8, 0xd1, 0xca, 0xc3, 0xfc, 0xf5, 0xee, 0xe7, 0x3b, 0x32, 0x29, 0x20,
    0x1f, 0x16, 0x0d, 0x04, 0x73, 0x7a, 0x61, 0x68, 0x57, 0x5e, 0x45, 0x4c,
    0xab, 0xa2, 0xb9, 0xb0, 0x8f, 0x86, 0x9d, 0x94, 0xe3, 0xea, 0xf1, 0xf8,
    0xc7, 0xce, 0xd5, 0xdc, 0x76, 0x7f, 0x64, 0x6d, 0x52, 0x5b, 0x40, 0x49,
    0x3e, 0x37, 0x2c, 0x25, 0x1a, 0x13, 0x08, 0x01, 0xe6, 0xef, 0xf4, 0xfd,
    0xc2, 0xcb, 0xd0, 0xd9, 0xae, 0xa7, 0xbc, 0xb5, 0x8a, 0x83, 0x98, 0x91,
    0x4d, 0x44, 0x5f, 0x56, 0x69, 0x60, 0x7b, 0x72, 0x05, 0x0c, 0x17, 0x1e,
    0x21, 0x28, 0x33, 0x3a, 0xdd, 0xd4, 0xcf, 0xc6, 0xf9, 0xf0, 0xeb, 0xe2,
    0x95, 0x9c, 0x87, 0x8e, 0xb1, 0xb8, 0xa3, 0xaa, 0xec, 0xe5, 0xfe, 0xf7,
    0xc8, 0xc1, 0xda, 0xd3, 0xa4, 0xad, 0xb6, 0xbf, 0x80, 0x89, 0x92, 0x9b,
    0x7c, 0x75, 0x6e, 0x67, 0x58, 0x51, 0x4a, 0x43, 0x34, 0x3d, 0x26, 0x2f,
    0x10, 0x19, 0x02, 0x0b, 0xd7, 0xde, 0xc5, 0xcc, 0xf3, 0xfa, 0xe1, 0xe8,
    0x9f, 0x96, 0x8d, 0x84, 0xbb, 0xb2, 0xa9, 0xa0, 0x47, 0x4e, 0x55, 0x5c,
    0x63, 0x6a, 0x71, 0x78, 0x0f, 0x06, 0x1d, 0x14, 0x2b, 0x22, 0x39, 0x30,
    0x9a, 0x93, 0x88, 0x81, 0xbe, 0xb7, 0xac, 0xa5, 0xd2, 0xdb, 0xc0, 0xc9,
    0xf6, 0xff, 0xe4, 0xed, 0x0a, 0x03, 0x18, 0x11, 0x2e, 0x27, 0x3c, 0x35,
    0x42, 0x4b, 0x50, 0x59, 0x66, 0x6f, 0x74, 0x7d, 0xa1, 0xa8, 0xb3, 0xba,
    0x85, 0x8c, 0x97, 0x9e, 0xe9, 0xe0, 0xfb, 0xf2, 0xcd, 0xc4, 0xdf, 0xd6,
    0x31, 0x38, 0x23, 0x2a, 0x15, 0x1c, 0x07, 0x0e, 0x79, 0x70, 0x6b, 0x62,
    0x5d, 0x54, 0x4f, 0x46
    ],

    GBX = [
    0x00, 0x0b, 0x16, 0x1d, 0x2c, 0x27, 0x3a, 0x31, 0x58, 0x53, 0x4e, 0x45,
    0x74, 0x7f, 0x62, 0x69, 0xb0, 0xbb, 0xa6, 0xad, 0x9c, 0x97, 0x8a, 0x81,
    0xe8, 0xe3, 0xfe, 0xf5, 0xc4, 0xcf, 0xd2, 0xd9, 0x7b, 0x70, 0x6d, 0x66,
    0x57, 0x5c, 0x41, 0x4a, 0x23, 0x28, 0x35, 0x3e, 0x0f, 0x04, 0x19, 0x12,
    0xcb, 0xc0, 0xdd, 0xd6, 0xe7, 0xec, 0xf1, 0xfa, 0x93, 0x98, 0x85, 0x8e,
    0xbf, 0xb4, 0xa9, 0xa2, 0xf6, 0xfd, 0xe0, 0xeb, 0xda, 0xd1, 0xcc, 0xc7,
    0xae, 0xa5, 0xb8, 0xb3, 0x82, 0x89, 0x94, 0x9f, 0x46, 0x4d, 0x50, 0x5b,
    0x6a, 0x61, 0x7c, 0x77, 0x1e, 0x15, 0x08, 0x03, 0x32, 0x39, 0x24, 0x2f,
    0x8d, 0x86, 0x9b, 0x90, 0xa1, 0xaa, 0xb7, 0xbc, 0xd5, 0xde, 0xc3, 0xc8,
    0xf9, 0xf2, 0xef, 0xe4, 0x3d, 0x36, 0x2b, 0x20, 0x11, 0x1a, 0x07, 0x0c,
    0x65, 0x6e, 0x73, 0x78, 0x49, 0x42, 0x5f, 0x54, 0xf7, 0xfc, 0xe1, 0xea,
    0xdb, 0xd0, 0xcd, 0xc6, 0xaf, 0xa4, 0xb9, 0xb2, 0x83, 0x88, 0x95, 0x9e,
    0x47, 0x4c, 0x51, 0x5a, 0x6b, 0x60, 0x7d, 0x76, 0x1f, 0x14, 0x09, 0x02,
    0x33, 0x38, 0x25, 0x2e, 0x8c, 0x87, 0x9a, 0x91, 0xa0, 0xab, 0xb6, 0xbd,
    0xd4, 0xdf, 0xc2, 0xc9, 0xf8, 0xf3, 0xee, 0xe5, 0x3c, 0x37, 0x2a, 0x21,
    0x10, 0x1b, 0x06, 0x0d, 0x64, 0x6f, 0x72, 0x79, 0x48, 0x43, 0x5e, 0x55,
    0x01, 0x0a, 0x17, 0x1c, 0x2d, 0x26, 0x3b, 0x30, 0x59, 0x52, 0x4f, 0x44,
    0x75, 0x7e, 0x63, 0x68, 0xb1, 0xba, 0xa7, 0xac, 0x9d, 0x96, 0x8b, 0x80,
    0xe9, 0xe2, 0xff, 0xf4, 0xc5, 0xce, 0xd3, 0xd8, 0x7a, 0x71, 0x6c, 0x67,
    0x56, 0x5d, 0x40, 0x4b, 0x22, 0x29, 0x34, 0x3f, 0x0e, 0x05, 0x18, 0x13,
    0xca, 0xc1, 0xdc, 0xd7, 0xe6, 0xed, 0xf0, 0xfb, 0x92, 0x99, 0x84, 0x8f,
    0xbe, 0xb5, 0xa8, 0xa3
    ],

    GDX = [
    0x00, 0x0d, 0x1a, 0x17, 0x34, 0x39, 0x2e, 0x23, 0x68, 0x65, 0x72, 0x7f,
    0x5c, 0x51, 0x46, 0x4b, 0xd0, 0xdd, 0xca, 0xc7, 0xe4, 0xe9, 0xfe, 0xf3,
    0xb8, 0xb5, 0xa2, 0xaf, 0x8c, 0x81, 0x96, 0x9b, 0xbb, 0xb6, 0xa1, 0xac,
    0x8f, 0x82, 0x95, 0x98, 0xd3, 0xde, 0xc9, 0xc4, 0xe7, 0xea, 0xfd, 0xf0,
    0x6b, 0x66, 0x71, 0x7c, 0x5f, 0x52, 0x45, 0x48, 0x03, 0x0e, 0x19, 0x14,
    0x37, 0x3a, 0x2d, 0x20, 0x6d, 0x60, 0x77, 0x7a, 0x59, 0x54, 0x43, 0x4e,
    0x05, 0x08, 0x1f, 0x12, 0x31, 0x3c, 0x2b, 0x26, 0xbd, 0xb0, 0xa7, 0xaa,
    0x89, 0x84, 0x93, 0x9e, 0xd5, 0xd8, 0xcf, 0xc2, 0xe1, 0xec, 0xfb, 0xf6,
    0xd6, 0xdb, 0xcc, 0xc1, 0xe2, 0xef, 0xf8, 0xf5, 0xbe, 0xb3, 0xa4, 0xa9,
    0x8a, 0x87, 0x90, 0x9d, 0x06, 0x0b, 0x1c, 0x11, 0x32, 0x3f, 0x28, 0x25,
    0x6e, 0x63, 0x74, 0x79, 0x5a, 0x57, 0x40, 0x4d, 0xda, 0xd7, 0xc0, 0xcd,
    0xee, 0xe3, 0xf4, 0xf9, 0xb2, 0xbf, 0xa8, 0xa5, 0x86, 0x8b, 0x9c, 0x91,
    0x0a, 0x07, 0x10, 0x1d, 0x3e, 0x33, 0x24, 0x29, 0x62, 0x6f, 0x78, 0x75,
    0x56, 0x5b, 0x4c, 0x41, 0x61, 0x6c, 0x7b, 0x76, 0x55, 0x58, 0x4f, 0x42,
    0x09, 0x04, 0x13, 0x1e, 0x3d, 0x30, 0x27, 0x2a, 0xb1, 0xbc, 0xab, 0xa6,
    0x85, 0x88, 0x9f, 0x92, 0xd9, 0xd4, 0xc3, 0xce, 0xed, 0xe0, 0xf7, 0xfa,
    0xb7, 0xba, 0xad, 0xa0, 0x83, 0x8e, 0x99, 0x94, 0xdf, 0xd2, 0xc5, 0xc8,
    0xeb, 0xe6, 0xf1, 0xfc, 0x67, 0x6a, 0x7d, 0x70, 0x53, 0x5e, 0x49, 0x44,
    0x0f, 0x02, 0x15, 0x18, 0x3b, 0x36, 0x21, 0x2c, 0x0c, 0x01, 0x16, 0x1b,
    0x38, 0x35, 0x22, 0x2f, 0x64, 0x69, 0x7e, 0x73, 0x50, 0x5d, 0x4a, 0x47,
    0xdc, 0xd1, 0xc6, 0xcb, 0xe8, 0xe5, 0xf2, 0xff, 0xb4, 0xb9, 0xae, 0xa3,
    0x80, 0x8d, 0x9a, 0x97
    ],

    GEX = [
    0x00, 0x0e, 0x1c, 0x12, 0x38, 0x36, 0x24, 0x2a, 0x70, 0x7e, 0x6c, 0x62,
    0x48, 0x46, 0x54, 0x5a, 0xe0, 0xee, 0xfc, 0xf2, 0xd8, 0xd6, 0xc4, 0xca,
    0x90, 0x9e, 0x8c, 0x82, 0xa8, 0xa6, 0xb4, 0xba, 0xdb, 0xd5, 0xc7, 0xc9,
    0xe3, 0xed, 0xff, 0xf1, 0xab, 0xa5, 0xb7, 0xb9, 0x93, 0x9d, 0x8f, 0x81,
    0x3b, 0x35, 0x27, 0x29, 0x03, 0x0d, 0x1f, 0x11, 0x4b, 0x45, 0x57, 0x59,
    0x73, 0x7d, 0x6f, 0x61, 0xad, 0xa3, 0xb1, 0xbf, 0x95, 0x9b, 0x89, 0x87,
    0xdd, 0xd3, 0xc1, 0xcf, 0xe5, 0xeb, 0xf9, 0xf7, 0x4d, 0x43, 0x51, 0x5f,
    0x75, 0x7b, 0x69, 0x67, 0x3d, 0x33, 0x21, 0x2f, 0x05, 0x0b, 0x19, 0x17,
    0x76, 0x78, 0x6a, 0x64, 0x4e, 0x40, 0x52, 0x5c, 0x06, 0x08, 0x1a, 0x14,
    0x3e, 0x30, 0x22, 0x2c, 0x96, 0x98, 0x8a, 0x84, 0xae, 0xa0, 0xb2, 0xbc,
    0xe6, 0xe8, 0xfa, 0xf4, 0xde, 0xd0, 0xc2, 0xcc, 0x41, 0x4f, 0x5d, 0x53,
    0x79, 0x77, 0x65, 0x6b, 0x31, 0x3f, 0x2d, 0x23, 0x09, 0x07, 0x15, 0x1b,
    0xa1, 0xaf, 0xbd, 0xb3, 0x99, 0x97, 0x85, 0x8b, 0xd1, 0xdf, 0xcd, 0xc3,
    0xe9, 0xe7, 0xf5, 0xfb, 0x9a, 0x94, 0x86, 0x88, 0xa2, 0xac, 0xbe, 0xb0,
    0xea, 0xe4, 0xf6, 0xf8, 0xd2, 0xdc, 0xce, 0xc0, 0x7a, 0x74, 0x66, 0x68,
    0x42, 0x4c, 0x5e, 0x50, 0x0a, 0x04, 0x16, 0x18, 0x32, 0x3c, 0x2e, 0x20,
    0xec, 0xe2, 0xf0, 0xfe, 0xd4, 0xda, 0xc8, 0xc6, 0x9c, 0x92, 0x80, 0x8e,
    0xa4, 0xaa, 0xb8, 0xb6, 0x0c, 0x02, 0x10, 0x1e, 0x34, 0x3a, 0x28, 0x26,
    0x7c, 0x72, 0x60, 0x6e, 0x44, 0x4a, 0x58, 0x56, 0x37, 0x39, 0x2b, 0x25,
    0x0f, 0x01, 0x13, 0x1d, 0x47, 0x49, 0x5b, 0x55, 0x7f, 0x71, 0x63, 0x6d,
    0xd7, 0xd9, 0xcb, 0xc5, 0xef, 0xe1, 0xf3, 0xfd, 0xa7, 0xa9, 0xbb, 0xb5,
    0x9f, 0x91, 0x83, 0x8d
    ],

    enc = function(string, pass) {
        // string, password in plaintext
        var salt = randArr(8),
        pbe = openSSLKey(s2a(pass), salt),
        key = pbe.key,
        iv = pbe.iv,
        cipherBlocks,
        saltBlock = [[83, 97, 108, 116, 101, 100, 95, 95].concat(salt)];
        string = s2a(string);
        cipherBlocks = rawEncrypt(string, key, iv);
        // Spells out 'Salted__'
        cipherBlocks = saltBlock.concat(cipherBlocks);
        return Base64.encode(cipherBlocks);
    },

    dec = function(string, pass) {
        // string, password in plaintext
        var cryptArr = Base64.decode(string),
        salt = cryptArr.slice(8, 16),
        pbe = openSSLKey(s2a(pass), salt),
        key = pbe.key,
        iv = pbe.iv;
        cryptArr = cryptArr.slice(16, cryptArr.length);
        // Take off the Salted__ffeeddcc
        string = rawDecrypt(cryptArr, key, iv);
        return string;
    },
    
    MD5 = function(numArr) {

        function rotateLeft(lValue, iShiftBits) {
            return (lValue << iShiftBits) | (lValue >>> (32 - iShiftBits));
        }

        function addUnsigned(lX, lY) {
            var lX4,
            lY4,
            lX8,
            lY8,
            lResult;
            lX8 = (lX & 0x80000000);
            lY8 = (lY & 0x80000000);
            lX4 = (lX & 0x40000000);
            lY4 = (lY & 0x40000000);
            lResult = (lX & 0x3FFFFFFF) + (lY & 0x3FFFFFFF);
            if (lX4 & lY4) {
                return (lResult ^ 0x80000000 ^ lX8 ^ lY8);
            }
            if (lX4 | lY4) {
                if (lResult & 0x40000000) {
                    return (lResult ^ 0xC0000000 ^ lX8 ^ lY8);
                } else {
                    return (lResult ^ 0x40000000 ^ lX8 ^ lY8);
                }
            } else {
                return (lResult ^ lX8 ^ lY8);
            }
        }

        function f(x, y, z) {
            return (x & y) | ((~x) & z);
        }
        function g(x, y, z) {
            return (x & z) | (y & (~z));
        }
        function h(x, y, z) {
            return (x ^ y ^ z);
        }
        function funcI(x, y, z) {
            return (y ^ (x | (~z)));
        }

        function ff(a, b, c, d, x, s, ac) {
            a = addUnsigned(a, addUnsigned(addUnsigned(f(b, c, d), x), ac));
            return addUnsigned(rotateLeft(a, s), b);
        }

        function gg(a, b, c, d, x, s, ac) {
            a = addUnsigned(a, addUnsigned(addUnsigned(g(b, c, d), x), ac));
            return addUnsigned(rotateLeft(a, s), b);
        }

        function hh(a, b, c, d, x, s, ac) {
            a = addUnsigned(a, addUnsigned(addUnsigned(h(b, c, d), x), ac));
            return addUnsigned(rotateLeft(a, s), b);
        }

        function ii(a, b, c, d, x, s, ac) {
            a = addUnsigned(a, addUnsigned(addUnsigned(funcI(b, c, d), x), ac));
            return addUnsigned(rotateLeft(a, s), b);
        }

        function convertToWordArray(numArr) {
            var lWordCount,
            lMessageLength = numArr.length,
            lNumberOfWords_temp1 = lMessageLength + 8,
            lNumberOfWords_temp2 = (lNumberOfWords_temp1 - (lNumberOfWords_temp1 % 64)) / 64,
            lNumberOfWords = (lNumberOfWords_temp2 + 1) * 16,
            lWordArray = [],
            lBytePosition = 0,
            lByteCount = 0;
            while (lByteCount < lMessageLength) {
                lWordCount = (lByteCount - (lByteCount % 4)) / 4;
                lBytePosition = (lByteCount % 4) * 8;
                lWordArray[lWordCount] = (lWordArray[lWordCount] | (numArr[lByteCount] << lBytePosition));
                lByteCount++;
            }
            lWordCount = (lByteCount - (lByteCount % 4)) / 4;
            lBytePosition = (lByteCount % 4) * 8;
            lWordArray[lWordCount] = lWordArray[lWordCount] | (0x80 << lBytePosition);
            lWordArray[lNumberOfWords - 2] = lMessageLength << 3;
            lWordArray[lNumberOfWords - 1] = lMessageLength >>> 29;
            return lWordArray;
        }

        function wordToHex(lValue) {
            var lByte,
            lCount,
            wordToHexArr = [];
            for (lCount = 0; lCount <= 3; lCount++) {
                lByte = (lValue >>> (lCount * 8)) & 255;
                wordToHexArr = wordToHexArr.concat(lByte);
             }
            return wordToHexArr;
        }

        /*function utf8Encode(string) {
            string = string.replace(/\r\n/g, "\n");
            var utftext = "",
            n,
            c;

            for (n = 0; n < string.length; n++) {

                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;
        }*/

        var x = [],
        k,
        AA,
        BB,
        CC,
        DD,
        a,
        b,
        c,
        d,
        S11 = 7,
        S12 = 12,
        S13 = 17,
        S14 = 22,
        S21 = 5,
        S22 = 9,
        S23 = 14,
        S24 = 20,
        S31 = 4,
        S32 = 11,
        S33 = 16,
        S34 = 23,
        S41 = 6,
        S42 = 10,
        S43 = 15,
        S44 = 21;

        x = convertToWordArray(numArr);

        a = 0x67452301;
        b = 0xEFCDAB89;
        c = 0x98BADCFE;
        d = 0x10325476;

        for (k = 0; k < x.length; k += 16) {
            AA = a;
            BB = b;
            CC = c;
            DD = d;
            a = ff(a, b, c, d, x[k + 0], S11, 0xD76AA478);
            d = ff(d, a, b, c, x[k + 1], S12, 0xE8C7B756);
            c = ff(c, d, a, b, x[k + 2], S13, 0x242070DB);
            b = ff(b, c, d, a, x[k + 3], S14, 0xC1BDCEEE);
            a = ff(a, b, c, d, x[k + 4], S11, 0xF57C0FAF);
            d = ff(d, a, b, c, x[k + 5], S12, 0x4787C62A);
            c = ff(c, d, a, b, x[k + 6], S13, 0xA8304613);
            b = ff(b, c, d, a, x[k + 7], S14, 0xFD469501);
            a = ff(a, b, c, d, x[k + 8], S11, 0x698098D8);
            d = ff(d, a, b, c, x[k + 9], S12, 0x8B44F7AF);
            c = ff(c, d, a, b, x[k + 10], S13, 0xFFFF5BB1);
            b = ff(b, c, d, a, x[k + 11], S14, 0x895CD7BE);
            a = ff(a, b, c, d, x[k + 12], S11, 0x6B901122);
            d = ff(d, a, b, c, x[k + 13], S12, 0xFD987193);
            c = ff(c, d, a, b, x[k + 14], S13, 0xA679438E);
            b = ff(b, c, d, a, x[k + 15], S14, 0x49B40821);
            a = gg(a, b, c, d, x[k + 1], S21, 0xF61E2562);
            d = gg(d, a, b, c, x[k + 6], S22, 0xC040B340);
            c = gg(c, d, a, b, x[k + 11], S23, 0x265E5A51);
            b = gg(b, c, d, a, x[k + 0], S24, 0xE9B6C7AA);
            a = gg(a, b, c, d, x[k + 5], S21, 0xD62F105D);
            d = gg(d, a, b, c, x[k + 10], S22, 0x2441453);
            c = gg(c, d, a, b, x[k + 15], S23, 0xD8A1E681);
            b = gg(b, c, d, a, x[k + 4], S24, 0xE7D3FBC8);
            a = gg(a, b, c, d, x[k + 9], S21, 0x21E1CDE6);
            d = gg(d, a, b, c, x[k + 14], S22, 0xC33707D6);
            c = gg(c, d, a, b, x[k + 3], S23, 0xF4D50D87);
            b = gg(b, c, d, a, x[k + 8], S24, 0x455A14ED);
            a = gg(a, b, c, d, x[k + 13], S21, 0xA9E3E905);
            d = gg(d, a, b, c, x[k + 2], S22, 0xFCEFA3F8);
            c = gg(c, d, a, b, x[k + 7], S23, 0x676F02D9);
            b = gg(b, c, d, a, x[k + 12], S24, 0x8D2A4C8A);
            a = hh(a, b, c, d, x[k + 5], S31, 0xFFFA3942);
            d = hh(d, a, b, c, x[k + 8], S32, 0x8771F681);
            c = hh(c, d, a, b, x[k + 11], S33, 0x6D9D6122);
            b = hh(b, c, d, a, x[k + 14], S34, 0xFDE5380C);
            a = hh(a, b, c, d, x[k + 1], S31, 0xA4BEEA44);
            d = hh(d, a, b, c, x[k + 4], S32, 0x4BDECFA9);
            c = hh(c, d, a, b, x[k + 7], S33, 0xF6BB4B60);
            b = hh(b, c, d, a, x[k + 10], S34, 0xBEBFBC70);
            a = hh(a, b, c, d, x[k + 13], S31, 0x289B7EC6);
            d = hh(d, a, b, c, x[k + 0], S32, 0xEAA127FA);
            c = hh(c, d, a, b, x[k + 3], S33, 0xD4EF3085);
            b = hh(b, c, d, a, x[k + 6], S34, 0x4881D05);
            a = hh(a, b, c, d, x[k + 9], S31, 0xD9D4D039);
            d = hh(d, a, b, c, x[k + 12], S32, 0xE6DB99E5);
            c = hh(c, d, a, b, x[k + 15], S33, 0x1FA27CF8);
            b = hh(b, c, d, a, x[k + 2], S34, 0xC4AC5665);
            a = ii(a, b, c, d, x[k + 0], S41, 0xF4292244);
            d = ii(d, a, b, c, x[k + 7], S42, 0x432AFF97);
            c = ii(c, d, a, b, x[k + 14], S43, 0xAB9423A7);
            b = ii(b, c, d, a, x[k + 5], S44, 0xFC93A039);
            a = ii(a, b, c, d, x[k + 12], S41, 0x655B59C3);
            d = ii(d, a, b, c, x[k + 3], S42, 0x8F0CCC92);
            c = ii(c, d, a, b, x[k + 10], S43, 0xFFEFF47D);
            b = ii(b, c, d, a, x[k + 1], S44, 0x85845DD1);
            a = ii(a, b, c, d, x[k + 8], S41, 0x6FA87E4F);
            d = ii(d, a, b, c, x[k + 15], S42, 0xFE2CE6E0);
            c = ii(c, d, a, b, x[k + 6], S43, 0xA3014314);
            b = ii(b, c, d, a, x[k + 13], S44, 0x4E0811A1);
            a = ii(a, b, c, d, x[k + 4], S41, 0xF7537E82);
            d = ii(d, a, b, c, x[k + 11], S42, 0xBD3AF235);
            c = ii(c, d, a, b, x[k + 2], S43, 0x2AD7D2BB);
            b = ii(b, c, d, a, x[k + 9], S44, 0xEB86D391);
            a = addUnsigned(a, AA);
            b = addUnsigned(b, BB);
            c = addUnsigned(c, CC);
            d = addUnsigned(d, DD);
        }

        return wordToHex(a).concat(wordToHex(b), wordToHex(c), wordToHex(d));
    },
    

    Base64 = (function(){
        // Takes a Nx16x1 byte array and converts it to Base64
        var _chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/',
        chars = _chars.split(''),
        
        encode = function(b, withBreaks) {
            var flatArr = [],
            b64 = '',
            i,
            broken_b64;
            totalChunks = Math.floor(b.length * 16 / 3);
            for (i = 0; i < b.length * 16; i++) {
                flatArr.push(b[Math.floor(i / 16)][i % 16]);
            }
            for (i = 0; i < flatArr.length; i = i + 3) {
                b64 += chars[flatArr[i] >> 2];
                b64 += chars[((flatArr[i] & 3) << 4) | (flatArr[i + 1] >> 4)];
                if (! (flatArr[i + 1] === undefined)) {
                    b64 += chars[((flatArr[i + 1] & 15) << 2) | (flatArr[i + 2] >> 6)];
                } else {
                    b64 += '=';
                }
                if (! (flatArr[i + 2] === undefined)) {
                    b64 += chars[flatArr[i + 2] & 63];
                } else {
                    b64 += '=';
                }
            }
            // OpenSSL is super particular about line breaks
            broken_b64 = b64.slice(0, 64) + '\n';
            for (i = 1; i < (Math.ceil(b64.length / 64)); i++) {
                broken_b64 += b64.slice(i * 64, i * 64 + 64) + (Math.ceil(b64.length / 64) == i + 1 ? '': '\n');
            }
            return broken_b64;
        },
        
        decode = function(string) {
            string = string.replace(/\n/g, '');
            var flatArr = [],
            c = [],
            b = [],
            i;
            for (i = 0; i < string.length; i = i + 4) {
                c[0] = _chars.indexOf(string.charAt(i));
                c[1] = _chars.indexOf(string.charAt(i + 1));
                c[2] = _chars.indexOf(string.charAt(i + 2));
                c[3] = _chars.indexOf(string.charAt(i + 3));

                b[0] = (c[0] << 2) | (c[1] >> 4);
                b[1] = ((c[1] & 15) << 4) | (c[2] >> 2);
                b[2] = ((c[2] & 3) << 6) | c[3];
                flatArr.push(b[0], b[1], b[2]);
            }
            flatArr = flatArr.slice(0, flatArr.length - (flatArr.length % 16));
            return flatArr;
        };
        
        //internet explorer
        if(typeof Array.indexOf === "function") {
            _chars = chars;
        }
        
        /*
        //other way to solve internet explorer problem
        if(!Array.indexOf){
            Array.prototype.indexOf = function(obj){
                for(var i=0; i<this.length; i++){
                    if(this[i]===obj){
                        return i;
                    }
                }
                return -1;
            }
        }
        */
        
        
        return {
            "encode": encode,
            "decode": decode
        };
    })();

    return {
        "size": size,
        "h2a":h2a,
        "expandKey":expandKey,
        "encryptBlock":encryptBlock,
        "decryptBlock":decryptBlock,
        "Decrypt":Decrypt,
        "s2a":s2a,
        "rawEncrypt":rawEncrypt,
        "dec":dec,
        "openSSLKey":openSSLKey,
        "a2h":a2h,
        "enc":enc,
        "Hash":{"MD5":MD5},
        "Base64":Base64
    };

})();