/* 
 * More info at: http://phpjs.org
 * 
 * This is version: 2.59
 * php.js is copyright 2009 Kevin van Zonneveld.
 * 
 * Portions copyright Brett Zamir (http://brettz9.blogspot.com), Kevin van
 * Zonneveld (http://kevin.vanzonneveld.net), Onno Marsman, Michael White
 * (http://getsprink.com), Waldo Malqui Silva, Paulo Ricardo F. Santos, Jack,
 * Jonas Raoni Soares Silva (http://www.jsfromhell.com), Philip Peterson, Ates
 * Goral (http://magnetiq.com), Legaev Andrey, Martijn Wieringa, Nate, Enrique
 * Gonzalez, Philippe Baumann, Webtoolkit.info (http://www.webtoolkit.info/),
 * Theriault, Ash Searle (http://hexmen.com/blog/), Carlos R. L. Rodrigues
 * (http://www.jsfromhell.com), travc, Ole Vrijenhoek, Jani Hartikainen,
 * Johnny Mast (http://www.phpvrouwen.nl), d3x, Erkekjetter, stag019, Michael
 * Grier, GeekFG (http://geekfg.blogspot.com), Andrea Giammarchi
 * (http://webreflection.blogspot.com), marrtins, Alex, Steven Levithan
 * (http://blog.stevenlevithan.com), Mirek Slugen, Marc Palau, Breaking Par
 * Consulting Inc
 * (http://www.breakingpar.com/bkp/home.nsf/0/87256B280015193F87256CFB006C45F7),
 * David, mdsjack (http://www.mdsjack.bo.it), KELAN, Public Domain
 * (http://www.json.org/json2.js), gettimeofday, Josh Fraser
 * (http://onlineaspect.com/2007/06/08/auto-detect-a-time-zone-with-javascript/),
 * Arpad Ray (mailto:arpad@php.net), gorthaur, Thunder.m, Aman Gupta,
 * Pellentesque Malesuada, Sakimori, Alfonso Jimenez
 * (http://www.alfonsojimenez.com), Karol Kowalski, AJ, Lars Fischer, Caio
 * Ariede (http://caioariede.com), Tyler Akins (http://rumkin.com), Steve
 * Hilder, Oleg Eremeev, Douglas Crockford (http://javascript.crockford.com),
 * Steve Clay, David James, Subhasis Deb, T. Wild, Ole Vrijenhoek
 * (http://www.nervous.nl/), Hyam Singer (http://www.impact-computing.com/),
 * Lincoln Ramsay, kenneth, djmix, class_exists, mktime, sankai, Linuxworld,
 * Pyerre, Jon Hohle, madipta, Sanjoy Roy, noname, Felix Geisendoerfer
 * (http://www.debuggable.com/felix), 0m3r, Marco, Paul, J A R, Bayron
 * Guevara, john (http://www.jd-tech.net), Ozh, David Randall, Bryan Elliott,
 * MeEtc (http://yass.meetcweb.com), Brad Touesnard, Tim Wiel, Peter-Paul Koch
 * (http://www.quirksmode.org/js/beat.html), XoraX (http://www.xorax.info),
 * T0bsn, Thiago Mata (http://thiagomata.blog.com), Soren Hansen, duncan,
 * Gilbert, Marc Jansen, Francesco, echo is bad, Der Simon
 * (http://innerdom.sourceforge.net/), Eugene Bulkin (http://doubleaw.com/),
 * LH, Slawomir Kaniecki, ger, Eric Nagel, Bobby Drake, Pul, rezna, Mick@el,
 * Pierre-Luc Paour, Martin Pool, Kirk Strobeck, Luke Godfrey, Blues
 * (http://tech.bluesmoon.info/), setcookie, YUI Library:
 * http://developer.yahoo.com/yui/docs/YAHOO.util.DateLocale.html, Blues at
 * http://hacks.bluesmoon.info/strftime/strftime.js, Christian Doebler,
 * penutbutterjelly, Anton Ongson, Simon Willison (http://simonwillison.net),
 * Gabriel Paderni, Kristof Coomans (SCK-CEN Belgian Nucleair Research
 * Centre), Saulo Vallory, hitwork, Norman "zEh" Fuchs, dptr1988, sowberry,
 * Yves Sucaet, Nick Callen, ejsanders, johnrembo, Pedro Tainha
 * (http://www.pedrotainha.com), DxGx, Wagner B. Soares, Valentina De Rosa,
 * Daniel Esteban, uestla, T.Wild, Alexander Ermolaev
 * (http://snippets.dzone.com/user/AlexanderErmolaev), ChaosNo1, metjay,
 * strcasecmp, strcmp, Andreas, Garagoth, Cord, Victor, stensi, Manish, Matt
 * Bradley, Tim de Koning, taith, Robin, Jalal Berrami, date, Nathan, nobbler,
 * marc andreu, Arno, Mateusz "loonquawl" Zalega, Francois, Scott Cariss,
 * ReverseSyntax, FremyCompany, Tod Gentille, booeyOH, Cagri Ekin, Luke Smith
 * (http://lucassmith.name), Ben Bryan, Leslie Hoare, Andrej Pavlovic, Dino,
 * mk.keck, Rival, Diogo Resende, gabriel paderni, FGFEmperor, baris ozdil,
 * Yannoo, jakes, Howard Yeend, Allan Jensen (http://www.winternet.no),
 * Benjamin Lupton, Atli Þór
 * 
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sublicense, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 * IN NO EVENT SHALL KEVIN VAN ZONNEVELD BE LIABLE FOR ANY CLAIM, DAMAGES
 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 */ 

function date ( format, timestamp ) {
    // Format a local date/time  
    // 
    // version: 905.412
    // discuss at: http://phpjs.org/functions/date
    // +   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
    // +   improved by: Bryan Elliott
    // +   improved by: Brett Zamir (http://brettz9.blogspot.com)
    // +   improved by: David Randall
    // +      input by: Brett Zamir (http://brettz9.blogspot.com)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Brett Zamir (http://brettz9.blogspot.com)
    // +   improved by: Brett Zamir (http://brettz9.blogspot.com)
    // +   derived from: gettimeofday
    // %        note 1: Uses global: php_js to store the default timezone
    // *     example 1: date('H:m:s \\m \\i\\s \\m\\o\\n\\t\\h', 1062402400);
    // *     returns 1: '09:09:40 m is month'
    // *     example 2: date('F j, Y, g:i a', 1062462400);
    // *     returns 2: 'September 2, 2003, 2:26 am'
    // *     example 3: date('Y W o', 1062462400);
    // *     returns 3: '2003 36 2003'
    // *     example 4: x = date('Y m d', (new Date()).getTime()/1000); // 2009 01 09
    // *     example 4: (x+'').length == 10
    // *     returns 4: true
    var jsdate=(
        (typeof(timestamp) == 'undefined') ? new Date() : // Not provided
        (typeof(timestamp) == 'number') ? new Date(timestamp*1000) : // UNIX timestamp
        new Date(timestamp) // Javascript Date()
    ); // , tal=[]
    var pad = function(n, c){
        if( (n = n + "").length < c ) {
            return new Array(++c - n.length).join("0") + n;
        } else {
            return n;
        }
    };
    var _dst = function (t) {
        // Calculate Daylight Saving Time (derived from gettimeofday() code)
        var dst=0;
        var jan1 = new Date(t.getFullYear(), 0, 1, 0, 0, 0, 0);  // jan 1st
        var june1 = new Date(t.getFullYear(), 6, 1, 0, 0, 0, 0); // june 1st
        var temp = jan1.toUTCString();
        var jan2 = new Date(temp.slice(0, temp.lastIndexOf(' ')-1));
        temp = june1.toUTCString();
        var june2 = new Date(temp.slice(0, temp.lastIndexOf(' ')-1));
        var std_time_offset = (jan1 - jan2) / (1000 * 60 * 60);
        var daylight_time_offset = (june1 - june2) / (1000 * 60 * 60);

        if (std_time_offset === daylight_time_offset) {
            dst = 0; // daylight savings time is NOT observed
        }
        else {
            // positive is southern, negative is northern hemisphere
            var hemisphere = std_time_offset - daylight_time_offset;
            if (hemisphere >= 0) {
                std_time_offset = daylight_time_offset;
            }
            dst = 1; // daylight savings time is observed
        }
        return dst;
    };
    var ret = '';
    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(){
                var 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;
                } 
                if(a <= 2 && nd >= 4 && a >= (6 - nd)){
                    nd2 = new Date(jsdate.getFullYear() - 1 + "/12/31");
                    return date("W", Math.round(nd2.getTime()/1000));
                }
                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(){
                var 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();
                }
                if( n & 1 && n < 8 || !(n & 1) && n > 7 ){
                    return 31;
                }
                return 30;
            },

        // Year
            L: function(){
                var y = f.Y();
                return (!(y & 3) && (y % 1e2 || !(y % 4e2))) ? 1 : 0;
            },
            o: function(){
                if (f.n() === 12 && f.W() === 1) {
                    return jsdate.getFullYear()+1;
                }
                if (f.n() === 1 && f.W() >= 52) {
                    return jsdate.getFullYear()-1;
                }
                return jsdate.getFullYear();
            },
            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: function(){
                return pad(jsdate.getMilliseconds()*1000, 6);
            },

        // Timezone
            e: function () {
/*                var abbr='', i=0;
                if (this.php_js && this.php_js.default_timezone) {
                    return this.php_js.default_timezone;
                }
                if (!tal.length) {
                    tal = timezone_abbreviations_list();
                }
                for (abbr in tal) {
                    for (i=0; i < tal[abbr].length; i++) {
                        if (tal[abbr][i].offset === -jsdate.getTimezoneOffset()*60) {
                            return tal[abbr][i].timezone_id;
                        }
                    }
                }
*/
                return 'UTC';
            },
            I: function(){
                return _dst(jsdate);
            },
            O: function(){
               var t = pad(Math.abs(jsdate.getTimezoneOffset()/60*100), 4);
               t = (jsdate.getTimezoneOffset() > 0) ? "-"+t : "+"+t;
               return t;
            },
            P: function(){
                var O = f.O();
                return (O.substr(0, 3) + ":" + O.substr(3, 2));
            },
            T: function () {
/*                var abbr='', i=0;
                if (!tal.length) {
                    tal = timezone_abbreviations_list();
                }
                if (this.php_js && this.php_js.default_timezone) {
                    for (abbr in tal) {
                        for (i=0; i < tal[abbr].length; i++) {
                            if (tal[abbr][i].timezone_id === this.php_js.default_timezone) {
                                return abbr.toUpperCase();
                            }
                        }
                    }
                }
                for (abbr in tal) {
                    for (i=0; i < tal[abbr].length; i++) {
                        if (tal[abbr][i].offset === -jsdate.getTimezoneOffset()*60) {
                            return abbr.toUpperCase();
                        }
                    }
                }
*/
                return 'UTC';
            },
            Z: function(){
               return -jsdate.getTimezoneOffset()*60;
            },

        // Full Date/Time
            c: function(){
                return f.Y() + "-" + f.m() + "-" + f.d() + "T" + f.h() + ":" + f.i() + ":" + f.s() + f.P();
            },
            r: function(){
                return f.D()+', '+f.d()+' '+f.M()+' '+f.Y()+' '+f.H()+':'+f.i()+':'+f.s()+' '+f.O();
            },
            U: function(){
                return Math.round(jsdate.getTime()/1000);
            }
    };

    return format.replace(/[\\]?([a-zA-Z])/g, function(t, s){
        if( t!=s ){
            // escaped
            ret = s;
        } else if( f[s] ){
            // a date function exists
            ret = f[s]();
        } else{
            // nothing special
            ret = s;
        }
        return ret;
    });
}

function rand( min, max ) {
    // Returns a random number  
    // 
    // version: 905.1002
    // discuss at: http://phpjs.org/functions/rand
    // +   original by: Leslie Hoare
    // +   bugfixed by: Onno Marsman
	// %          note 1: See the commented out code below for a version which will work with our experimental (though probably unnecessary) srand() function)
    // *     example 1: rand(1, 1);
    // *     returns 1: 1
    
    var argc = arguments.length;
    if (argc === 0) {
        min = 0;
        max = 2147483647;
    } else if (argc === 1) {
        throw new Error('Warning: rand() expects exactly 2 parameters, 1 given');
    }
    return Math.floor(Math.random() * (max - min + 1)) + min;
    
    /*
    // See note above for an explanation of the following alternative code
    
	// +   reimplemented by: Brett Zamir (http://brettz9.blogspot.com)
	// -    depends on: srand
	// %          note 1: This is a very possibly imperfect adaptation from the PHP source code
	var rand_seed, ctx, PHP_RAND_MAX=2147483647; // 0x7fffffff

	if (!this.php_js || this.php_js.rand_seed === undefined) {
		this.srand();
	}
	rand_seed = this.php_js.rand_seed;

	var argc = arguments.length;
    if (argc === 1) {
        throw new Error('Warning: rand() expects exactly 2 parameters, 1 given');
    }

	var do_rand = function (ctx) {
		return ((ctx * 1103515245 + 12345) % (PHP_RAND_MAX + 1));
	};

	var php_rand = function (ctxArg) { // php_rand_r
		this.php_js.rand_seed = do_rand(ctxArg);
		return parseInt(this.php_js.rand_seed, 10);
	};

	var number = php_rand(rand_seed);

	if (argc === 2) {
		number = min + parseInt(parseFloat(parseFloat(max) - min + 1.0) * (number/(PHP_RAND_MAX + 1.0)), 10);
    }
	return number;
    */
}

function base64_decode( data ) {
    // Decodes string using MIME base64 algorithm  
    // 
    // version: 905.1721
    // discuss at: http://phpjs.org/functions/base64_decode
    // +   original by: Tyler Akins (http://rumkin.com)
    // +   improved by: Thunder.m
    // +      input by: Aman Gupta
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: Onno Marsman
    // +   bugfixed by: Pellentesque Malesuada
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +      input by: Brett Zamir (http://brettz9.blogspot.com)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // -    depends on: utf8_decode
    // *     example 1: base64_decode('S2V2aW4gdmFuIFpvbm5ldmVsZA==');
    // *     returns 1: 'Kevin van Zonneveld'
    // mozilla has this native
    // - but breaks in 2.0.0.12!
    //if (typeof this.window['btoa'] == 'function') {
    //    return btoa(data);
    //}

    var b64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";
    var o1, o2, o3, h1, h2, h3, h4, bits, i = 0, ac = 0, dec = "", tmp_arr = [];

    if (!data) {
        return data;
    }

    data += '';

    do {  // unpack four hexets into three octets using index points in b64
        h1 = b64.indexOf(data.charAt(i++));
        h2 = b64.indexOf(data.charAt(i++));
        h3 = b64.indexOf(data.charAt(i++));
        h4 = b64.indexOf(data.charAt(i++));

        bits = h1<<18 | h2<<12 | h3<<6 | h4;

        o1 = bits>>16 & 0xff;
        o2 = bits>>8 & 0xff;
        o3 = bits & 0xff;

        if (h3 == 64) {
            tmp_arr[ac++] = String.fromCharCode(o1);
        } else if (h4 == 64) {
            tmp_arr[ac++] = String.fromCharCode(o1, o2);
        } else {
            tmp_arr[ac++] = String.fromCharCode(o1, o2, o3);
        }
    } while (i < data.length);

    dec = tmp_arr.join('');
    dec = utf8_decode(dec);

    return dec;
}

function utf8_decode ( str_data ) {
    // Converts a UTF-8 encoded string to ISO-8859-1  
    // 
    // version: 903.3016
    // discuss at: http://phpjs.org/functions/utf8_decode
    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // +      input by: Aman Gupta
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Norman "zEh" Fuchs
    // +   bugfixed by: hitwork
    // +   bugfixed by: Onno Marsman
    // +      input by: Brett Zamir (http://brettz9.blogspot.com)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // *     example 1: utf8_decode('Kevin van Zonneveld');
    // *     returns 1: 'Kevin van Zonneveld'
    var tmp_arr = [], i = 0, ac = 0, c1 = 0, c2 = 0, c3 = 0;
    
    str_data += '';
    
    while ( i < str_data.length ) {
        c1 = str_data.charCodeAt(i);
        if (c1 < 128) {
            tmp_arr[ac++] = String.fromCharCode(c1);
            i++;
        } else if ((c1 > 191) && (c1 < 224)) {
            c2 = str_data.charCodeAt(i+1);
            tmp_arr[ac++] = String.fromCharCode(((c1 & 31) << 6) | (c2 & 63));
            i += 2;
        } else {
            c2 = str_data.charCodeAt(i+1);
            c3 = str_data.charCodeAt(i+2);
            tmp_arr[ac++] = String.fromCharCode(((c1 & 15) << 12) | ((c2 & 63) << 6) | (c3 & 63));
            i += 3;
        }
    }

    return tmp_arr.join('');
}