/*
        DatePicker v4.0 by frequency-decoder.com

        Released under a creative commons Attribution-ShareAlike 2.5 license (http://creativecommons.org/licenses/by-sa/2.5/)

        Please credit frequency-decoder in any derivative work - thanks.
        
        You are free:

        * to copy, distribute, display, and perform the work
        * to make derivative works
        * to make commercial use of the work

        Under the following conditions:

                by Attribution.
                --------------
                You must attribute the work in the manner specified by the author or licensor.

                sa
                --
                Share Alike. If you alter, transform, or build upon this work, you may distribute the resulting work only under a license identical to this one.

        * For any reuse or distribution, you must make clear to others the license terms of this work.
        * Any of these conditions can be waived if you get permission from the copyright holder.
*/
var datePickerController;

(function() {

datePicker.isSupported = typeof document.createElement != "undefined" && typeof document.documentElement != "undefined" && typeof document.documentElement.offsetWidth == "number";

// Detect the browser language
datePicker.languageinfo = navigator.language ? navigator.language : navigator.userLanguage;
datePicker.languageinfo = datePicker.languageinfo ? datePicker.languageinfo.toLowerCase().replace(/-[a-z]+$/, "") : 'en';

// Load the appropriate language file
var scriptFiles = document.getElementsByTagName('head')[0].getElementsByTagName('script');
var loc = scriptFiles[scriptFiles.length - 1].src.substr(0, scriptFiles[scriptFiles.length - 1].src.lastIndexOf("/")) + "/lang/" + datePicker.languageinfo + ".js";

var script  = document.createElement('script');
script.type = "text/javascript";
script.src  = loc;
script.setAttribute("charset", "utf-8");
/*@cc_on
/*@if(@_win32)
        var bases = document.getElementsByTagName('base');
        if (bases.length && bases[0].childNodes.length) {
                bases[0].appendChild(script);
        } else {
                document.getElementsByTagName('head')[0].appendChild(script);
        };
@else @*/
document.getElementsByTagName('head')[0].appendChild(script);
/*@end
@*/
script  = null;

// Defaults should the locale file not load
datePicker.months       = ["January","February","March","April","May","June","July","August","September","October","November","December"];
datePicker.fullDay      = ["Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"];
datePicker.titles       = ["Previous month","Next month","Previous year","Next year", "Today", "Show Calendar"];
datePicker.daysPerMonth = [31,28,31,30,31,30,31,31,30,31,30,31];

datePicker.getDaysPerMonth = function(nMonth, nYear) {
        nMonth = (nMonth + 12) % 12;
        var res = datePicker.daysPerMonth[nMonth];
        if(((0 == (nYear%4)) && ((0 != (nYear%100)) || (0 == (nYear%400)))) && nMonth == 1) {
                res = 29;
        };
        return res;
};

function datePicker(options) {

        this.defaults = {};
        
        for(opt in options) {
                this[opt] = this.defaults[opt] = options[opt];
        };
        
        this.date              = new Date();
        this.yearinc           = 1;
        this.timer             = null;
        this.pause             = 1000;
        this.timerSet          = false;
        this.opacity           = 0;
        this.opacityTo         = 0;
        this.fadeTimer         = null;
        this.interval          = new Date();
        this.firstDayOfWeek    = this.defaults.firstDayOfWeek = 0;
        this.dateSet           = null;
        this.visible           = false;
        this.ondisplay         = false;
        this.disabledDates     = [];
        this.enabledDates      = [];
        this.div;
        this.table;

        var o = this;

        o.events = {
                onkeydown: function (e) {

                        o.stopTimer();

                        if(!o.visible) return false;

                        if(e == null) e = document.parentWindow.event;

                        var kc = e.keyCode ? e.keyCode : e.charCode;

                        if( kc == 13 ) {
                                // close (return)
                                o.returnFormattedDate();
                                o.hide();
                                return o.killEvent(e);
                        } else if(kc == 27) {
                                // close (esc)
                                o.hide();
                                return o.killEvent(e);
                        } else if(kc == 32 || kc == 0) {
                                // today (space)
                                o.date =  new Date();
                                o.updateTable();
                                return o.killEvent(e);
                        };

                        // Internet Explorer fires the keydown event faster than the JavaScript engine can
                        // update the interface. The following attempts to fix this.
                        /*@cc_on
                        @if(@_win32)
                                if(new Date().getTime() - o.interval.getTime() < 100) return o.killEvent(e);
                                o.interval = new Date();
                        @end
                        @*/

                        if ((kc > 49 && kc < 56) || (kc > 97 && kc < 104)) {
                                if (kc > 96) kc -= (96-48);
                                kc -= 49;
                                o.firstDayOfWeek = (o.firstDayOfWeek + kc) % 7;
                                o.updateTable();
                                return o.killEvent(e);
                        };

                        if ( kc < 37 || kc > 40 ) return true;

                        var d = new Date( o.date ).valueOf();

                        if ( kc == 37 ) {
                                // ctrl + left = previous month
                                if( e.ctrlKey ) {
                                        d = new Date( o.date );
                                        d.setDate( Math.min(d.getDate(), datePicker.getDaysPerMonth(d.getMonth() - 1,d.getFullYear())) );
                                        d.setMonth( d.getMonth() - 1 );
                                } else {
                                        d = new Date( o.date.getFullYear(), o.date.getMonth(), o.date.getDate() - 1 );
                                };
                        } else if ( kc == 39 ) {
                                // ctrl + right = next month
                                if( e.ctrlKey ) {
                                        d = new Date( o.date );
                                        d.setDate( Math.min(d.getDate(), datePicker.getDaysPerMonth(d.getMonth() + 1,d.getFullYear())) );
                                        d.setMonth( d.getMonth() + 1 );
                                } else {
                                        d = new Date( o.date.getFullYear(), o.date.getMonth(), o.date.getDate() + 1 );
                                };
                        } else if ( kc == 38 ) {
                                // ctrl + up = next year
                                if( e.ctrlKey ) {
                                        d = new Date( o.date );
                                        d.setDate( Math.min(d.getDate(), datePicker.getDaysPerMonth(d.getMonth(),d.getFullYear() + 1)) );
                                        d.setFullYear( d.getFullYear() + 1 );
                                } else {
                                        d = new Date( o.date.getFullYear(), o.date.getMonth(), o.date.getDate() - 7 );
                                };
                        } else if ( kc == 40 ) {
                                // ctrl + down = prev year
                                if( e.ctrlKey ) {
                                        d = new Date( o.date );
                                        d.setDate( Math.min(d.getDate(), datePicker.getDaysPerMonth(d.getMonth(),d.getFullYear() - 1)) );
                                        d.setFullYear( d.getFullYear() - 1 );
                                } else {
                                        d = new Date( o.date.getFullYear(), o.date.getMonth(), o.date.getDate() + 7 );
                                };
                        };

                        var tmpDate = new Date( d );

                        if(o.outOfRange(tmpDate)) return o.killEvent(e);
                        
                        var cacheDate = new Date(o.date);
                        o.date = tmpDate;

                        if(cacheDate.getFullYear() != o.date.getFullYear() || cacheDate.getMonth() != o.date.getMonth()) o.updateTable();
                        else {
                                o.disableTodayButton();
                                var tds = o.table.getElementsByTagName('td');
                                var txt;
                                var start = o.date.getDate() - 6;
                                if(start < 0) start = 0;

                                for(var i = start, td; td = tds[i]; i++) {
                                        txt = Number(td.firstChild.nodeValue);
                                        if(isNaN(txt) || txt != o.date.getDate()) continue;
                                        
                                        var el = document.getElementById("date-picker-hover");
                                        if(el) el.id = "";
                                        
                                        td.id = "date-picker-hover";
                                };
                                setTimeout("datePickerController.focusTD()",0);
                        };

                        return o.killEvent(e);
                },
                gotoToday: function(e) {
                        o.date =  new Date( );
                        o.updateTable();
                        return o.killEvent(e);
                },
                onmousedown: function(e) {
                        if ( e == null ) e = document.parentWindow.event;
                        var el = e.target != null ? e.target : e.srcElement;
                        o.stopTimer();
                        var found = false;
                        while(el.parentNode) {
                                if(el.id && (el.id == "fd-"+o.id || el.id == "fd-but-"+o.id)) {
                                        found = true;
                                        break;
                                };
                                try {
                                        el = el.parentNode;
                                } catch(err) {
                                        break;
                                };
                        };
                        if(found) return true;
                        datePickerController.hideAll();
                },
                onmouseover: function(e) {
                        o.stopTimer();
                        if(document.getElementById("date-picker-hover")) {
                                document.getElementById("date-picker-hover").id = "";
                        };
                        this.id = "date-picker-hover";
                        o.date.setDate(this.firstChild.nodeValue);
                        o.disableTodayButton();
                        setTimeout("datePickerController.focusTD()",0);
                },
                onclick: function (e) {
                        if(o.opacity != o.opacityTo) return false;
                        if ( e == null ) e = document.parentWindow.event;
                        var el = e.target != null ? e.target : e.srcElement;
                        while ( el.nodeType != 1 ) el = el.parentNode;
                        var d = new Date( o.date );
                        var n = Number( el.firstChild.data );
                        if(isNaN(n)) { return true; };
                        d.setDate( n );
                        o.date = d;
                        o.returnFormattedDate();
                        o.hide();
                        o.stopTimer();
                        return o.killEvent(e);
                },
                incDec: function(e) {
                        if ( e == null ) e = document.parentWindow.event;
                        var el = e.target != null ? e.target : e.srcElement;
                        o.stopTimer();
                        if(el && el.className && el.className.search('disabled') != -1) { return false; }
                        datePickerController.addEvent(document, "mouseup", o.events.clearTimer);
                        o.timerInc      = 1000;
                        o.dayInc        = arguments[1];
                        o.yearInc       = arguments[2];
                        o.monthInc      = arguments[3];
                        o.onTimer();
                        o.startTimer();
                        return o.killEvent(e);
                },
                clearTimer: function(e) {
                        o.stopTimer();
                        o.stopped       = true;
                        o.timerInc      = 1000;
                        o.yearInc       = 0;
                        o.monthInc      = 0;
                        o.dayInc        = 0;
                }
        };
        o.reset = function() {
                for(def in o.defaults) {
                        o[def] = o.defaults[def];
                };
        };
        o.setOpacity = function(op) {
                o.div.style.opacity = op/100;
                o.div.style.filter = 'alpha(opacity=' + op + ')';
                o.opacity = op;
        };
        o.fade = function() {
                window.clearTimeout(o.fadeTimer);
                o.fadeTimer = null;
                delete(o.fadeTimer);
                
                var diff = Math.round(o.opacity + ((o.opacityTo - o.opacity) / 4));

                o.setOpacity(diff);

                if(Math.abs(o.opacityTo - diff) > 3 && !o.noFade) {
                        o.fadeTimer = window.setTimeout(o.fade, 50);
                } else {
                        o.setOpacity(o.opacityTo);
                        if(o.opacityTo == 0) {
                                o.div.style.display = "none";
                                o.visible = false;
                        } else {
                                o.visible = true;
                        };
                };
        };
        o.killEvent = function(e) {
                if(e == null) e = document.parentWindow.event;
                
                if(e.stopPropagation) {
                        e.stopPropagation();
                        e.preventDefault();
                }
                
                /*@cc_on
                        @if(@_win32)
                        e.cancelBubble = true;
                        e.returnValue = false;
                        @end
                @*/
                return false;
        };
        o.startTimer = function () {
                o.timer = window.setTimeout(o.onTimer, o.timerInc);
                o.timerSet = true;
        };
        o.stopTimer = function () {
                window.clearTimeout(o.timer);
                o.timer = null;
                delete(o.timer);
                o.timerSet = false;
        };
        o.onTimer = function() {
                var d = o.date;
                d.setDate( Math.min(d.getDate()+o.dayInc, datePicker.getDaysPerMonth(d.getMonth()+o.monthInc,d.getFullYear()+o.yearInc)) );
                d.setMonth( d.getMonth() + o.monthInc );
                d.setFullYear( d.getFullYear() + o.yearInc );
                o.date = d;
                if(o.timerInc > 50) { o.timerInc = 50 + Math.round(((o.timerInc - 50) / 1.8)); };
                o.updateTable();
                if(o.timerSet) o.timer = window.setTimeout(o.onTimer, o.timerInc);
        };
        o.getElem = function() {
                return document.getElementById(o.id.replace(/^fd-/, '')) || false;
        };
        o.setRangeLow = function(range) {
                if(String(range).search(/^(\d\d?\d\d)(0[1-9]|1[012])(0[1-9]|[12][0-9]|3[01])$/) == -1) range = '';
                o.low = o.defaults.low = range;
        };
        o.setRangeHigh = function(range) {
                if(String(range).search(/^(\d\d?\d\