function RenderMembers(Category, Offset)
{
	controler = document.getElementById('Lang_'+Offset);
	Language = controler.options[controler.selectedIndex].value;

	ajaxcontent = file_get_contents('http://www.iajd.org/submission/ajax/GetCategoryMembers.php?categ='+Category+'&lang='+Language+'&Offset='+Offset);
	controler = document.getElementById('categorymembers'+Offset);
	controler.innerHTML = ajaxcontent;
}
function RenderCategs(Language, Offset)
{
	ajaxcontent = file_get_contents('http://www.iajd.org/submission/ajax/GetLanguageCategories.php?lang='+Language+'&Offset='+Offset);
	controler = document.getElementById('languagecategories'+Offset);
	controler.innerHTML = ajaxcontent;
	
	controler11 = document.getElementById('Cat_'+Offset);
	Category = controler11.options[controler11.selectedIndex].value;
	RenderMembers(Category, Offset);
}
function fopen (filename, mode, use_include_path, context) 
{
    // Open a file or a URL and return a file pointer  
    // 
    // version: 1004.2314
    // discuss at: http://phpjs.org/functions/fopen    // +   original by: Brett Zamir (http://brett-zamir.me)
    // +   input by: Paul Smith
    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // -    depends on: file_get_contents
    // *     example 1: fopen('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm', 'r');    // *     returns 1: 'Resource id #1'
 
    var resource={}, i=0, that = this;
    var getFuncName = function (fn) {
        var name = (/\W*function\s+([\w\$]+)\s*\(/).exec(fn);        if (!name) {
            return '(Anonymous)';
        }
        return name[1];
    }; 
    // BEGIN file inclusion: file_get_contents
    var file_get_contents = function ( url ) {
        var req = that.window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
        if (!req) {            throw new Error('XMLHttpRequest not supported');
        }
        if (!(/^http/).test(url)) { // Allow references within or below the same directory (should fix to allow other relative references or root reference; could make dependent on parse_url())
            url = that.window.location.href + '/' +url;
        }        req.open("GET", url, false);
        req.send(null);
        return req.responseText;
    };
    // END file inclusion 
    if (use_include_path === 1 || use_include_path === '1' || use_include_path === true) { 
        // Not implemented yet: Search for file in include path too
    }
    if (context) {        // Not implemented yet, but could be useful to modify nature of HTTP request, etc.
    }
 
    for (i=0; i < mode.length; i++) { // Have to deal with other flags if ever allow
        if (mode.charAt(i) === 'r' && (!mode.charAt(i+1) || mode.charAt(i+1) !== '+')) {            continue;
        }
        switch (mode.charAt(i)) {
            case 'r': // must have '+' now
            case 'w': // or 'w+'            case 'a': // or 'a+'
            case 'x':// or 'x+'
                throw 'Writing is not implemented';
            case 'b':
            case 't':                throw 'Windows-only modes are not supported';
            default:
                throw 'Unrecognized file mode passed to '+getFuncName(arguments.caller)+'()';
        }
    } 
    // BEGIN REDUNDANT
    this.php_js = this.php_js || {};
    this.php_js.resourceData = this.php_js.resourceData || {};
    this.php_js.resourceDataPointer = this.php_js.resourceDataPointer || {};    this.php_js.resourceIdCounter = this.php_js.resourceIdCounter || 0;
    // END REDUNDANT
 
    // BEGIN STATIC
    function PHPJS_Resource (type, id, opener) { // Can reuse the following for other resources, just changing the instantiation        // See http://php.net/manual/en/resource.php for types
        this.type = type;
        this.id = id;
        this.opener = opener;
    }    PHPJS_Resource.prototype.toString = function () {
        return 'Resource id #'+this.id;
    };
    PHPJS_Resource.prototype.get_resource_type = function () {
        return this.type;    };
    PHPJS_Resource.prototype.var_dump = function () {
        return 'resource('+this.id+') of type ('+this.type+')';
    };
    // END STATIC 
    this.php_js.resourceIdCounter++;
    this.php_js.resourceData[this.php_js.resourceIdCounter] = this.file_get_contents(filename);
    this.php_js.resourceDataPointer[this.php_js.resourceIdCounter] = 0;
     resource = new PHPJS_Resource('stream', this.php_js.resourceIdCounter, 'fopen');
    resource.mode = mode; // Add file-specific attributes
 
    return resource; // may be 'file' instead of 'stream' type on some systems
}
function file_get_contents (url, flags, context, offset, maxLen) {
    // Read the entire file into a string
    //
    // version: 906.111
    // discuss at: http://phpjs.org/functions/file_get_contents    // +   original by: Legaev Andrey
    // +      input by: Jani Hartikainen
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Brett Zamir (http://brett-zamir.me)
    // +   input by: Raphael (Ao) RUDLER    // +   bugfixed by: Brett Zamir (http://brett-zamir.me)
    // %        note 1: This function uses XmlHttpRequest and cannot retrieve resource from different domain without modifications.
    // %        note 2: Synchronous by default (as in PHP) so may lock up browser. Can
    // %        note 2: get async by setting a custom "phpjs.async" property to true and "notification" for an
    // %        note 2: optional callback (both as context params, with responseText, and other JS-specific    // %        note 2: request properties available via 'this'). Note that file_get_contents() will not return the text
    // %        note 2: in such a case (use this.responseText within the callback). Or, consider using
    // %        note 2: jQuery's: $('#divId').load('http://url') instead.
    // %        note 3: The context argument is only implemented for http, and only partially (see below for
    // %        note 3: "Presently unimplemented HTTP context options"); also the arguments passed to    // %        note 3: notification are incomplete
    // *     example 1: file_get_contents('http://kevin.vanzonneveld.net/pj_test_supportfile_1.htm');
    // *     returns 1: '123'
    // Note: could also be made to optionally add to global $http_response_header as per http://php.net/manual/en/reserved.variables.httpresponseheader.php
    var tmp, headers = [], newTmp = [], k=0, i=0, href = '', pathPos = -1, flagNames = 0, content = null, http_stream = false;    var func = function (value) { return value.substring(1) !== ''; };
 
    // BEGIN REDUNDANT
    this.php_js = this.php_js || {};
    this.php_js.ini = this.php_js.ini || {};    // END REDUNDANT
 
    var ini = this.php_js.ini;
    context = context || this.php_js.default_streams_context || null;
     if (!flags) {flags = 0;}
    var OPTS = {
        FILE_USE_INCLUDE_PATH : 1,
        FILE_TEXT : 32,
        FILE_BINARY : 64    };
    if (typeof flags === 'number') { // Allow for a single string or an array of string flags
        flagNames = flags;
    }
    else {        flags = [].concat(flags);
        for (i=0; i < flags.length; i++) {
            if (OPTS[flags[i]]) {
                flagNames = flagNames | OPTS[flags[i]];
            }        }
    }
 
    if (flagNames & OPTS.FILE_BINARY && (flagNames & OPTS.FILE_TEXT)) { // These flags shouldn't be together
        throw 'You cannot pass both FILE_BINARY and FILE_TEXT to file_get_contents()';    }
 
    if ((flagNames & OPTS.FILE_USE_INCLUDE_PATH) && ini.include_path &&
            ini.include_path.local_value) {
        var slash = ini.include_path.local_value.indexOf('/') !== -1 ? '/' : '\\';        url = ini.include_path.local_value+slash+url;
    }
    else if (!/^(https?|file):/.test(url)) { // Allow references within or below the same directory (should fix to allow other relative references or root reference; could make dependent on parse_url())
        href = this.window.location.href;
        pathPos = url.indexOf('/') === 0 ? href.indexOf('/', 8)-1 : href.lastIndexOf('/');        url = href.slice(0, pathPos+1)+url;
    }
 
    if (context) {
        var http_options = context.stream_options && context.stream_options.http;        http_stream = !!http_options;
    }
 
    if (!context || http_stream) {
        var req = this.window.ActiveXObject ? new ActiveXObject('Microsoft.XMLHTTP') : new XMLHttpRequest();        
		if (!req) {throw new Error('XMLHttpRequest not supported');}
 
        var method = http_stream ? http_options.method : 'GET';
        var async = !!(context && context.stream_params && context.stream_params['phpjs.async']);
                if (ini['phpjs.ajaxBypassCache'] && ini['phpjs.ajaxBypassCache'].local_value) 
				{
            url += (url.match(/\?/) == null ? "?" : "&") + (new Date()).getTime(); // Give optional means of forcing bypass of cache
        }
        
        req.open(method, url, async);        
		if (async) {
            var notification = context.stream_params.notification;
            if (typeof notification === 'function') {
                // Fix: make work with req.addEventListener if available: https://developer.mozilla.org/En/Using_XMLHttpRequest
                if (0 && req.addEventListener) { // Unimplemented so don't allow to get here                    
				/*
                    req.addEventListener('progress', updateProgress, false);
                    req.addEventListener('load', transferComplete, false);
                    req.addEventListener('error', transferFailed, false);
                    req.addEventListener('abort', transferCanceled, false);                    */
                }
                else {
                    req.onreadystatechange = function (aEvt) { // aEvt has stopPropagation(), preventDefault(); see https://developer.mozilla.org/en/NsIDOMEvent
     // Other XMLHttpRequest properties: multipart, responseXML, status, statusText, upload, withCredentials
    /*
    PHP Constants:
    STREAM_NOTIFY_RESOLVE   1       A remote address required for this stream has been resolved, or the resolution failed. See severity  for an indication of which happened.
    STREAM_NOTIFY_CONNECT   2     A connection with an external resource has been established.    STREAM_NOTIFY_AUTH_REQUIRED 3     Additional authorization is required to access the specified resource. Typical issued with severity level of STREAM_NOTIFY_SEVERITY_ERR.
    STREAM_NOTIFY_MIME_TYPE_IS  4     The mime-type of resource has been identified, refer to message for a description of the discovered type.
    STREAM_NOTIFY_FILE_SIZE_IS  5     The size of the resource has been discovered.
    STREAM_NOTIFY_REDIRECTED    6     The external resource has redirected the stream to an alternate location. Refer to message .
    STREAM_NOTIFY_PROGRESS  7     Indicates current progress of the stream transfer in bytes_transferred and possibly bytes_max as well.    STREAM_NOTIFY_COMPLETED 8     There is no more data available on the stream.
    STREAM_NOTIFY_FAILURE   9     A generic error occurred on the stream, consult message and message_code for details.
    STREAM_NOTIFY_AUTH_RESULT   10     Authorization has been completed (with or without success).
 
    STREAM_NOTIFY_SEVERITY_INFO 0     Normal, non-error related, notification.    STREAM_NOTIFY_SEVERITY_WARN 1     Non critical error condition. Processing may continue.
    STREAM_NOTIFY_SEVERITY_ERR  2     A critical error occurred. Processing cannot continue.
    */
                        var objContext = {
                            responseText : req.responseText,                            responseXML : req.responseXML,
                            status : req.status,
                            statusText : req.statusText,
                            readyState : req.readyState,
                            evt : aEvt                        }; // properties are not available in PHP, but offered on notification via 'this' for convenience
 
                        // notification args: notification_code, severity, message, message_code, bytes_transferred, bytes_max (all int's except string 'message')
                        // Need to add message, etc.
                        var bytes_transferred;                        switch (req.readyState) {
                            case 0: //     UNINITIALIZED     open() has not been called yet.
                                notification.call(objContext, 0, 0, '', 0, 0, 0);
                                break;
                            case 1: //     LOADING     send() has not been called yet.                                notification.call(objContext, 0, 0, '', 0, 0, 0);
                                break;
                            case 2: //     LOADED     send() has been called, and headers and status are available.
                                notification.call(objContext, 0, 0, '', 0, 0, 0);
                                break;                            case 3: //     INTERACTIVE     Downloading; responseText holds partial data.
                                bytes_transferred = req.responseText.length*2; // One character is two bytes
                                notification.call(objContext, 7, 0, '', 0, bytes_transferred, 0);
                                break;
                            case 4: //     COMPLETED     The operation is complete.                                
								if (req.status >= 200 && req.status < 400) 
								{
                                    bytes_transferred = req.responseText.length*2; // One character is two bytes
                                    notification.call(objContext, 8, 0, '', req.status, bytes_transferred, 0);
                                }
                                
								else if ((req.status) === 403) 
								{ // Fix: These two are finished except for message
									notification.call(objContext, 10, 2, '', req.status, 0, 0);
                                }
                                else { // Errors
                                    notification.call(objContext, 9, 2, '', req.status, 0, 0);
                                }                                break;
                            default:
                                throw 'Unrecognized ready state for file_get_contents()';
                        }
                    }                }
            }
        }
 
        if (http_stream) {            var sendHeaders = http_options.header && http_options.header.split(/\r?\n/);
            var userAgentSent = false;
            for (i=0; i < sendHeaders.length; i++) {
                var sendHeader = sendHeaders[i];
                var breakPos = sendHeader.search(/:\s*/);                var sendHeaderName = sendHeader.substring(0, breakPos);
                req.setRequestHeader(sendHeaderName, sendHeader.substring(breakPos+1));
                if (sendHeaderName === 'User-Agent') {
                    userAgentSent = true;
                }            }
            if (!userAgentSent) {
                var user_agent = http_options.user_agent ||
                                                                    (ini.user_agent && ini.user_agent.local_value);
                if (user_agent) {                    req.setRequestHeader('User-Agent', user_agent);
                }
            }
            content = http_options.content || null;
            /*            // Presently unimplemented HTTP context options
            var request_fulluri = http_options.request_fulluri || false; // When set to TRUE, the entire URI will be used when constructing the request. (i.e. GET http://www.example.com/path/to/file.html HTTP/1.0). While this is a non-standard request format, some proxy servers require it.
            var max_redirects = http_options.max_redirects || 20; // The max number of redirects to follow. Value 1 or less means that no redirects are followed.
            var protocol_version = http_options.protocol_version || 1.0; // HTTP protocol version
            var timeout = http_options.timeout || (ini.default_socket_timeout && ini.default_socket_timeout.local_value); // Read timeout in seconds, specified by a float            var ignore_errors = http_options.ignore_errors || false; // Fetch the content even on failure status codes.
            */
        }
 
        if (flagNames & OPTS.FILE_TEXT) { // Overrides how encoding is treated (regardless of what is returned from the server)            var content_type = 'text/html';
            if (http_options && http_options['phpjs.override']) { // Fix: Could allow for non-HTTP as well
                content_type = http_options['phpjs.override']; // We use this, e.g., in gettext-related functions if character set
                                                                                                        //   overridden earlier by bind_textdomain_codeset()
            }            else {
                var encoding = (ini['unicode.stream_encoding'] && ini['unicode.stream_encoding'].local_value) || 'UTF-8';
                if (http_options && http_options.header && (/^content-type:/im).test(http_options.header)) { // We'll assume a content-type expects its own specified encoding if present
                    content_type = http_options.header.match(/^content-type:\s*(.*)$/im)[1]; // We let any header encoding stand
                }                if (!(/;\s*charset=/).test(content_type)) { // If no encoding
                    content_type += '; charset='+encoding;
                }
            }
            req.overrideMimeType(content_type);        }
        // Default is FILE_BINARY, but for binary, we apparently deviate from PHP in requiring the flag, since many if not
        //     most people will also want a way to have it be auto-converted into native JavaScript text instead
        else if (flagNames & OPTS.FILE_BINARY) { // Trick at https://developer.mozilla.org/En/Using_XMLHttpRequest to get binary
            req.overrideMimeType('text/plain; charset=x-user-defined');            // Getting an individual byte then requires:
            // responseText.charCodeAt(x) & 0xFF; // throw away high-order byte (f7) where x is 0 to responseText.length-1 (see notes in our substr())
        }
 
        if (http_options && http_options['phpjs.sendAsBinary']) { // For content sent in a POST or PUT request (use with file_put_contents()?)            req.sendAsBinary(content); // In Firefox, only available FF3+
        }
        else {
            req.send(content);
        } 
        tmp = req.getAllResponseHeaders();
        if (tmp) {
            tmp = tmp.split('\n');
            for (k=0; k < tmp.length; k++) {                if (func(tmp[k])) {
                    newTmp.push(tmp[k]);
                }
            }
            tmp = newTmp;            for (i=0; i < tmp.length; i++) {
                headers[i] = tmp[i];
            }
            this.$http_response_header = headers; // see http://php.net/manual/en/reserved.variables.httpresponseheader.php
        } 
        if (offset || maxLen) {
            if (maxLen) {
                return req.responseText.substr(offset || 0, maxLen);
            }            return req.responseText.substr(offset);
        }
        return req.responseText;
    }
    return false;
}
//-----------------------------
function json_decode(str_json) {
    // Decodes the JSON representation into a PHP value  
    // 
    // version: 901.2515
    // discuss at: http://phpjs.org/functions/json_decode
    // +      original by: Public Domain (http://www.json.org/json2.js)
    // + reimplemented by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // *     example 1: json_decode('[\n    "e",\n    {\n    "pluribus": "unum"\n}\n]');
    // *     returns 1: ['e', {pluribus: 'unum'}]
    /*
        http://www.JSON.org/json2.js
        2008-11-19
        Public Domain.
        NO WARRANTY EXPRESSED OR IMPLIED. USE AT YOUR OWN RISK.
        See http://www.JSON.org/js.html
    */

    var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g;
    var j;
    var text = str_json;

    var walk = function(holder, key) {
        // The walk method is used to recursively walk the resulting structure so
        // that modifications can be made.
        var k, v, value = holder[key];
        if (value && typeof value === 'object') {
            for (k in value) {
                if (Object.hasOwnProperty.call(value, k)) {
                    v = walk(value, k);
                    if (v !== undefined) {
                        value[k] = v;
                    } else {
                        delete value[k];
                    }
                }
            }
        }
        return reviver.call(holder, key, value);
    }

    // Parsing happens in four stages. In the first stage, we replace certain
    // Unicode characters with escape sequences. JavaScript handles many characters
    // incorrectly, either silently deleting them, or treating them as line endings.
    cx.lastIndex = 0;
    if (cx.test(text)) {
        text = text.replace(cx, function (a) {
            return '\\u' +
            ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
        });
    }

    // In the second stage, we run the text against regular expressions that look
    // for non-JSON patterns. We are especially concerned with '()' and 'new'
    // because they can cause invocation, and '=' because it can cause mutation.
    // But just to be safe, we want to reject all unexpected forms.

    // We split the second stage into 4 regexp operations in order to work around
    // crippling inefficiencies in IE's and Safari's regexp engines. First we
    // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
    // replace all simple value tokens with ']' characters. Third, we delete all
    // open brackets that follow a colon or comma or that begin the text. Finally,
    // we look to see that the remaining characters are only whitespace or ']' or
    // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
    if (/^[\],:{}\s]*$/.
        test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@').
            replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']').
            replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {

        // In the third stage we use the eval function to compile the text into a
        // JavaScript structure. The '{' operator is subject to a syntactic ambiguity
        // in JavaScript: it can begin a block or an object literal. We wrap the text
        // in parens to eliminate the ambiguity.

        j = eval('(' + text + ')');

        // In the optional fourth stage, we recursively walk the new structure, passing
        // each name/value pair to a reviver function for possible transformation.

        return typeof reviver === 'function' ?
        walk({
            '': j
        }, '') : j;
    }

    // If the text is not JSON parseable, then a SyntaxError is thrown.
    throw new SyntaxError('json_decode');
}
//------------------------------
function RenderCreditsControls(checkthebox)
{
	//
	elementid = document.getElementById('elementid').options[document.getElementById('elementid').selectedIndex].value;
	if(checkthebox)
	{
		document.getElementById('isdefault').checked=true
	}
	if(document.getElementById('isdefault').checked==true) 
	{
		isdefault = 1;
	}
	else
	{
		isdefault = 0;
	}
	//credits = fopen('getelementcredits.php?elementid='+elementid,'r');
	ajaxcontent = file_get_contents('getelementcredits.php?elementid='+elementid);
	credits = json_decode(ajaxcontent);
	//credits = credits.replace(/"/g,'');
	if(isdefault==1)
	{
		document.getElementById('credits').style.display = 'none';
		document.getElementById('creditsfull').value = credits;
	}
	else
	{
		document.getElementById('credits').style.display = '';
		document.getElementById('creditsfull').value = '/'+credits;
	}
	document.getElementById('credits').value = credits;
	//alert(credits);
}
//---------------------------------------
function redirectOutput(myForm) 
{
	RowToTrig = document.getElementById("ExportType");
	if(RowToTrig.options[RowToTrig.selectedIndex].value==4)
	{
		myForm.target = 'Popup_Window';
	}
	return true;
}
//---------------------------------------
function tooglePageContent(picture_id)
{
	controler = document.getElementById('ThePic');
	controler.width = 16;
	controler.height = 16;
	controler.src = 'http://lsradio.org/imag/wait16trans.gif';
	
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getcapcpic.php?level=picture&id='+picture_id);
	PicCaptionClean = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getcappic.php?level=picture&id='+picture_id);
	PicCaption = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getcompic.php?level=picture&id='+picture_id);
	//PicComments = json_decode(unserialize(ajaxcontent));
	PicComments = ajaxcontent;
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getdatepic.php?level=picture&id='+picture_id);
	PicDate = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getdescpic.php?level=picture&id='+picture_id);
	PicDesc = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getnextpic.php?level=picture&id='+picture_id);
	ThePicNext = ajaxcontent;
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getprevpic.php?level=picture&id='+picture_id);
	ThePicPrev = ajaxcontent;
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getsrcpic.php?level=picture&id='+picture_id);
	PicSource = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_getthepic.php?level=picture&id='+picture_id);
	PicThumb = json_decode(ajaxcontent);
	ajaxcontent = file_get_contents('http://lsradio.org/album/ajax_gettnfopic.php?level=picture&id='+picture_id);
	PicThumbNfo = json_decode(ajaxcontent);
	
	controler = document.getElementById('picture-caption');
	controler.innerHTML = PicCaption;
	controler = document.getElementById('image_name');
	controler.innerHTML = '<strong>'+PicCaption+'</strong>';
	controler = document.getElementById('picdate');
	controler.innerHTML = PicDate;
	controler = document.getElementById('prev-link-container');
	controler.innerHTML = ThePicPrev;
	controler = document.getElementById('next-link-container');
	controler.innerHTML = ThePicNext;
	controler = document.getElementById('PicLink');
	controler.href = PicSource;
	controler = document.getElementById('ThePic');
	controler.src = PicThumb;
	controler.width = PicThumbNfo['width'];
	controler.height = PicThumbNfo['height'];
	controler.title = PicCaptionClean;
	controler.alt = PicCaptionClean;
	controler = document.getElementById('description');
	controler.innerHTML = PicDesc;
	controler = document.getElementById('comments');
	controler.innerHTML = PicComments;
}
// SERIALIZE
function serialize (mixed_value) {
    // Returns a string representation of variable (which can later be unserialized)  
    // 
    // version: 1006.1915
    // discuss at: http://phpjs.org/functions/serialize    // +   original by: Arpad Ray (mailto:arpad@php.net)
    // +   improved by: Dino
    // +   bugfixed by: Andrej Pavlovic
    // +   bugfixed by: Garagoth
    // +      input by: DtTvB (http://dt.in.th/2008-09-16.string-length-in-bytes.html)    // +   bugfixed by: Russell Walker (http://www.nbill.co.uk/)
    // +   bugfixed by: Jamie Beck (http://www.terabit.ca/)
    // +      input by: Martin (http://www.erlenwiese.de/)
    // +   bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // -    depends on: utf8_encode    // %          note: We feel the main purpose of this function should be to ease the transport of data between php & js
    // %          note: Aiming for PHP-compatibility, we have to translate objects to arrays
    // *     example 1: serialize(['Kevin', 'van', 'Zonneveld']);
    // *     returns 1: 'a:3:{i:0;s:5:"Kevin";i:1;s:3:"van";i:2;s:9:"Zonneveld";}'
    // *     example 2: serialize({firstName: 'Kevin', midName: 'van', surName: 'Zonneveld'});    // *     returns 2: 'a:3:{s:9:"firstName";s:5:"Kevin";s:7:"midName";s:3:"van";s:7:"surName";s:9:"Zonneveld";}'
    var _getType = function (inp) {
        var type = typeof inp, match;
        var key;
        if (type == 'object' && !inp) {            return 'null';
        }
        if (type == "object") {
            if (!inp.constructor) {
                return 'object';            }
            var cons = inp.constructor.toString();
            match = cons.match(/(\w+)\(/);
            if (match) {
                cons = match[1].toLowerCase();            }
            var types = ["boolean", "number", "string", "array"];
            for (key in types) {
                if (cons == types[key]) {
                    type = types[key];                    break;
                }
            }
        }
        return type;    };
    var type = _getType(mixed_value);
    var val, ktype = '';
    
    switch (type) {        case "function": 
            val = ""; 
            break;
        case "boolean":
            val = "b:" + (mixed_value ? "1" : "0");            break;
        case "number":
            val = (Math.round(mixed_value) == mixed_value ? "i" : "d") + ":" + mixed_value;
            break;
        case "string":            mixed_value = this.utf8_encode(mixed_value);
            val = "s:" + encodeURIComponent(mixed_value).replace(/%../g, 'x').length + ":\"" + mixed_value + "\"";
            break;
        case "array":
        case "object":            val = "a";
            /*
            if (type == "object") {
                var objname = mixed_value.constructor.toString().match(/(\w+)\(\)/);
                if (objname == undefined) {                    return;
                }
                objname[1] = this.serialize(objname[1]);
                val = "O" + objname[1].substring(1, objname[1].length - 1);
            }            */
            var count = 0;
            var vals = "";
            var okey;
            var key;            for (key in mixed_value) {
                ktype = _getType(mixed_value[key]);
                if (ktype == "function") { 
                    continue; 
                }                
                okey = (key.match(/^[0-9]+$/) ? parseInt(key, 10) : key);
                vals += this.serialize(okey) +
                        this.serialize(mixed_value[key]);
                count++;            }
            val += ":" + count + ":{" + vals + "}";
            break;
        case "undefined": // Fall-through
        default: // if the JS object has a property which contains a null value, the string cannot be unserialized by PHP            val = "N";
            break;
    }
    if (type != "object" && type != "array") {
        val += ";";    }
    return val;
}
// DESERIALIZE
function unserialize (data) {
    // Takes a string representation of variable and recreates it  
    // 
    // version: 1006.1915
    // discuss at: http://phpjs.org/functions/unserialize    // +     original by: Arpad Ray (mailto:arpad@php.net)
    // +     improved by: Pedro Tainha (http://www.pedrotainha.com)
    // +     bugfixed by: dptr1988
    // +      revised by: d3x
    // +     improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)    // +        input by: Brett Zamir (http://brett-zamir.me)
    // +     improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +     improved by: Chris
    // +     improved by: James
    // +        input by: Martin (http://www.erlenwiese.de/)    // +     bugfixed by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +     improved by: Le Torbi
    // +     input by: kilops
    // +     bugfixed by: Brett Zamir (http://brett-zamir.me)
    // -      depends on: utf8_decode    // %            note: We feel the main purpose of this function should be to ease the transport of data between php & js
    // %            note: Aiming for PHP-compatibility, we have to translate objects to arrays
    // *       example 1: unserialize('a:3:{i:0;s:5:"Kevin";i:1;s:3:"van";i:2;s:9:"Zonneveld";}');
    // *       returns 1: ['Kevin', 'van', 'Zonneveld']
    // *       example 2: unserialize('a:3:{s:9:"firstName";s:5:"Kevin";s:7:"midName";s:3:"van";s:7:"surName";s:9:"Zonneveld";}');    // *       returns 2: {firstName: 'Kevin', midName: 'van', surName: 'Zonneveld'}
    var that = this;
    var utf8Overhead = function(chr) {
        // http://phpjs.org/functions/unserialize:571#comment_95906
        var code = chr.charCodeAt(0);        if (code < 0x0080) {
            return 0;
        }
        if (code < 0x0800) {
             return 1;        }
        return 2;
    };
 
     var error = function (type, msg, filename, line){throw new that.window[type](msg, filename, line);};
    var read_until = function (data, offset, stopchr){
        var buf = [];
        var chr = data.slice(offset, offset + 1);
        var i = 2;        while (chr != stopchr) {
            if ((i+offset) > data.length) {
                error('Error', 'Invalid');
            }
            buf.push(chr);            chr = data.slice(offset + (i - 1),offset + i);
            i += 1;
        }
        return [buf.length, buf.join('')];
    };    var read_chrs = function (data, offset, length){
        var buf;
 
        buf = [];
        for (var i = 0;i < length;i++){            var chr = data.slice(offset + (i - 1),offset + i);
            buf.push(chr);
            length -= utf8Overhead(chr); 
        }
        return [buf.length, buf.join('')];    };
    var _unserialize = function (data, offset){
        var readdata;
        var readData;
        var chrs = 0;        var ccount;
        var stringlength;
        var keyandchrs;
        var keys;
         if (!offset) {offset = 0;}
        var dtype = (data.slice(offset, offset + 1)).toLowerCase();
 
        var dataoffset = offset + 2;
        var typeconvert = function(x) {return x;}; 
        switch (dtype){
            case 'i':
                typeconvert = function (x) {return parseInt(x, 10);};
                readData = read_until(data, dataoffset, ';');                chrs = readData[0];
                readdata = readData[1];
                dataoffset += chrs + 1;
            break;
            case 'b':                typeconvert = function (x) {return parseInt(x, 10) !== 0;};
                readData = read_until(data, dataoffset, ';');
                chrs = readData[0];
                readdata = readData[1];
                dataoffset += chrs + 1;            break;
            case 'd':
                typeconvert = function (x) {return parseFloat(x);};
                readData = read_until(data, dataoffset, ';');
                chrs = readData[0];                readdata = readData[1];
                dataoffset += chrs + 1;
            break;
            case 'n':
                readdata = null;            break;
            case 's':
                ccount = read_until(data, dataoffset, ':');
                chrs = ccount[0];
                stringlength = ccount[1];                dataoffset += chrs + 2;
 
                readData = read_chrs(data, dataoffset+1, parseInt(stringlength, 10));
                chrs = readData[0];
                readdata = readData[1];                dataoffset += chrs + 2;
                if (chrs != parseInt(stringlength, 10) && chrs != readdata.length){
                    error('SyntaxError', 'String length mismatch');
                }
                 // Length was calculated on an utf-8 encoded string
                // so wait with decoding
                readdata = that.utf8_decode(readdata);
            break;
            case 'a':                readdata = {};
 
                keyandchrs = read_until(data, dataoffset, ':');
                chrs = keyandchrs[0];
                keys = keyandchrs[1];                dataoffset += chrs + 2;
 
                for (var i = 0; i < parseInt(keys, 10); i++){
                    var kprops = _unserialize(data, dataoffset);
                    var kchrs = kprops[1];                    var key = kprops[2];
                    dataoffset += kchrs;
 
                    var vprops = _unserialize(data, dataoffset);
                    var vchrs = vprops[1];                    var value = vprops[2];
                    dataoffset += vchrs;
 
                    readdata[key] = value;
                } 
                dataoffset += 1;
            break;
            default:
                error('SyntaxError', 'Unknown / Unhandled data type(s): ' + dtype);            break;
        }
        return [dtype, dataoffset - offset, typeconvert(readdata)];
    };
        return _unserialize((data+''), 0)[2];
}
// UTF8 ENCODE
function utf8_encode ( argString ) {
    // Encodes an ISO-8859-1 string to UTF-8  
    // 
    // version: 1006.1915
    // discuss at: http://phpjs.org/functions/utf8_encode    // +   original by: Webtoolkit.info (http://www.webtoolkit.info/)
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: sowberry
    // +    tweaked by: Jack
    // +   bugfixed by: Onno Marsman    // +   improved by: Yves Sucaet
    // +   bugfixed by: Onno Marsman
    // +   bugfixed by: Ulrich
    // *     example 1: utf8_encode('Kevin van Zonneveld');
    // *     returns 1: 'Kevin van Zonneveld'    var string = (argString+''); // .replace(/\r\n/g, "\n").replace(/\r/g, "\n");
 
    var utftext = "";
    var start, end;
    var stringl = 0; 
    start = end = 0;
    stringl = string.length;
    for (var n = 0; n < stringl; n++) {
        var c1 = string.charCodeAt(n);        var enc = null;
 
        if (c1 < 128) {
            end++;
        } else if (c1 > 127 && c1 < 2048) {            enc = String.fromCharCode((c1 >> 6) | 192) + String.fromCharCode((c1 & 63) | 128);
        } else {
            enc = String.fromCharCode((c1 >> 12) | 224) + String.fromCharCode(((c1 >> 6) & 63) | 128) + String.fromCharCode((c1 & 63) | 128);
        }
        if (enc !== null) {            if (end > start) {
                utftext += string.substring(start, end);
            }
            utftext += enc;
            start = end = n+1;        }
    }
 
    if (end > start) {
        utftext += string.substring(start, string.length);    }
 
    return utftext;
}
//-------------------------------------------------
function jsUpload(upload_field, uploadform, i)
{
    // this is just an example of checking file extensions
    // if you do not need extension checking, remove 
    // everything down to line
    // upload_field.form.submit();
	document.getElementById("statusdiv" + i).style.display = "block";
    //var re_text = /\.txt|\.xml|\.zip/i;
    var filename = upload_field.value;

    /* Checking file type */
    /*if (filename.search(re_text) == -1)
    {
        alert("File does not have text(txt, xml, zip) extension");
        upload_field.form.reset();
        return false;
    }*/

    theform = document.getElementById(uploadform);
    document.getElementById('formdiv' + i).style.display = "none";

    theform.submit();
    document.getElementById('upload_status' + i).value = "uploading file...";
    document.getElementById('wait1' + i).style.display = "block";
    upload_field.disabled = true;
    return true;
  
}
function checkifarticlecanbeuped(maxfiles)
{
	for(var i = 0; i < maxfiles; i++) 
	{
		if(document.getElementById('' + i).value > 0) 
		{ 
			return false; 
		}
	}
}
function WithoutContent(ss) 
{
if(ss.length > 0) { return false; }
return true;
}

function NoneWithContent(ss) 
{
for(var i = 0; i < ss.length; i++) {
	if(ss[i].value.length > 0) { return false; }
	}
return true;
}

function NoneWithCheck(ss) 
{
for(var i = 0; i < ss.length; i++) {
	if(ss[i].checked) { return false; }
	}
return true;
}

function WithoutCheck(ss) 
{
if(ss.checked) { return false; }
return true;
}

function WithoutSelectionValue(ss) 
{
for(var i = 0; i < ss.length; i++) {
	if(ss[i].selected) {
		if(ss[i].value.length) { return false; }
		}
	}
return true;
}
function EmptyInput(InputId)
{
	RowToTrig = document.getElementById(InputId);
	RowToTrig.value='';
}
function EmptyFileInput(InputId, Filename)
{
	RowToTrig = document.getElementById(InputId);
	RowToTrig.innerHTML="<input id=\"" + Filename + "\" name=\"" + Filename + "\" type=\"file\" />";
}
function ResetOptionTag(InputId)
{
	RowToTrig = document.getElementById(InputId);
	RowToTrig.selectedIndex = 0;
}
function ConfirmDelete(LinkYes,LinkNo,Desc)
{
	if (confirm("This will delete the ".concat(Desc,". \ncontinue?")))
	{
		location.href=LinkYes;
	}
}
function clearText(field)
{ 
    if (field.defaultValue == field.value) field.value = '';
    else if (field.value == '') field.value = field.defaultValue;
 
} 
function ShowHideRow(rowid)
{
	RowToTrig = document.getElementById(rowid);
	if (RowToTrig.style.display=='')
	{
		RowToTrig.style.display = 'none';
	}
	else
	{
		RowToTrig.style.display = '';
	}
}
function HideRow(rowid)
{
	RowToTrig = document.getElementById(rowid);
	RowToTrig.style.display = 'none';
}
function ShowRow(rowid)
{
	RowToTrig = document.getElementById(rowid);
	RowToTrig.style.display = '';
}
/*  Copyright Mihai Bazon, 2002  |  http://students.infoiasi.ro/~mishoo
 * ---------------------------------------------------------------------
 *
 * The DHTML Calendar, version 0.9.2 "The art of date selection"
 *
 * Details and latest version at:
 * http://students.infoiasi.ro/~mishoo/site/calendar.epl
 *
 * Feel free to use this script under the terms of the GNU Lesser General
 * Public License, as long as you do not remove or alter this notice.
 */

// $Id: calendar.js,v 1.1 2003/06/27 03:02:07 eddieajau Exp $

/** The Calendar object constructor. */
Calendar = function (mondayFirst, dateStr, onSelected, onClose) {
	// member variables
	this.activeDiv = null;
	this.currentDateEl = null;
	this.checkDisabled = null;
	this.timeout = null;
	this.onSelected = onSelected || null;
	this.onClose = onClose || null;
	this.dragging = false;
	this.hidden = false;
	this.minYear = 1970;
	this.maxYear = 2050;
	this.dateFormat = Calendar._TT["DEF_DATE_FORMAT"];
	this.ttDateFormat = Calendar._TT["TT_DATE_FORMAT"];
	this.isPopup = true;
	this.weekNumbers = true;
	this.mondayFirst = mondayFirst;
	this.dateStr = dateStr;
	this.ar_days = null;
	// HTML elements
	this.table = null;
	this.element = null;
	this.tbody = null;
	this.firstdayname = null;
	// Combo boxes
	this.monthsCombo = null;
	this.yearsCombo = null;
	this.hilitedMonth = null;
	this.activeMonth = null;
	this.hilitedYear = null;
	this.activeYear = null;

	// one-time initializations
	if (!Calendar._DN3) {
		// table of short day names
		var ar = new Array();
		for (var i = 8; i > 0;) {
			ar[--i] = Calendar._DN[i].substr(0, 3);
		}
		Calendar._DN3 = ar;
		// table of short month names
		ar = new Array();
		for (var i = 12; i > 0;) {
			ar[--i] = Calendar._MN[i].substr(0, 3);
		}
		Calendar._MN3 = ar;
	}
};

// ** constants

/// "static", needed for event handlers.
Calendar._C = null;

/// detect a special case of "web browser"
Calendar.is_ie = ( (navigator.userAgent.toLowerCase().indexOf("msie") != -1) &&
		   (navigator.userAgent.toLowerCase().indexOf("opera") == -1) );

// short day names array (initialized at first constructor call)
Calendar._DN3 = null;

// short month names array (initialized at first constructor call)
Calendar._MN3 = null;

// BEGIN: UTILITY FUNCTIONS; beware that these might be moved into a separate
//        library, at some point.

Calendar.getAbsolutePos = function(el) {
	var r = { x: el.offsetLeft, y: el.offsetTop };
	if (el.offsetParent) {
		var tmp = Calendar.getAbsolutePos(el.offsetParent);
		r.x += tmp.x;
		r.y += tmp.y;
	}
	return r;
};

Calendar.isRelated = function (el, evt) {
	var related = evt.relatedTarget;
	if (!related) {
		var type = evt.type;
		if (type == "mouseover") {
			related = evt.fromElement;
		} else if (type == "mouseout") {
			related = evt.toElement;
		}
	}
	while (related) {
		if (related == el) {
			return true;
		}
		related = related.parentNode;
	}
	return false;
};

Calendar.removeClass = function(el, className) {
	if (!(el && el.className)) {
		return;
	}
	var cls = el.className.split(" ");
	var ar = new Array();
	for (var i = cls.length; i > 0;) {
		if (cls[--i] != className) {
			ar[ar.length] = cls[i];
		}
	}
	el.className = ar.join(" ");
};

Calendar.addClass = function(el, className) {
	Calendar.removeClass(el, className);
	el.className += " " + className;
};

Calendar.getElement = function(ev) {
	if (Calendar.is_ie) {
		return window.event.srcElement;
	} else {
		return ev.currentTarget;
	}
};

Calendar.getTargetElement = function(ev) {
	if (Calendar.is_ie) {
		return window.event.srcElement;
	} else {
		return ev.target;
	}
};

Calendar.stopEvent = function(ev) {
	if (Calendar.is_ie) {
		window.event.cancelBubble = true;
		window.event.returnValue = false;
	} else {
		ev.preventDefault();
		ev.stopPropagation();
	}
};

Calendar.addEvent = function(el, evname, func) {
	if (Calendar.is_ie) {
		el.attachEvent("on" + evname, func);
	} else {
		el.addEventListener(evname, func, true);
	}
};

Calendar.removeEvent = function(el, evname, func) {
	if (Calendar.is_ie) {
		el.detachEvent("on" + evname, func);
	} else {
		el.removeEventListener(evname, func, true);
	}
};

Calendar.createElement = function(type, parent) {
	var el = null;
	if (document.createElementNS) {
		// use the XHTML namespace; IE won't normally get here unless
		// _they_ "fix" the DOM2 implementation.
		el = document.createElementNS("http://www.w3.org/1999/xhtml", type);
	} else {
		el = document.createElement(type);
	}
	if (typeof parent != "undefined") {
		parent.appendChild(el);
	}
	return el;
};

// END: UTILITY FUNCTIONS

// BEGIN: CALENDAR STATIC FUNCTIONS

/** Internal -- adds a set of events to make some element behave like a button. */
Calendar._add_evs = function(el) {
	with (Calendar) {
		addEvent(el, "mouseover", dayMouseOver);
		addEvent(el, "mousedown", dayMouseDown);
		addEvent(el, "mouseout", dayMouseOut);
		if (is_ie) {
			addEvent(el, "dblclick", dayMouseDblClick);
			el.setAttribute("unselectable", true);
		}
	}
};

Calendar.findMonth = function(el) {
	if (typeof el.month != "undefined") {
		return el;
	} else if (typeof el.parentNode.month != "undefined") {
		return el.parentNode;
	}
	return null;
};

Calendar.findYear = function(el) {
	if (typeof el.year != "undefined") {
		return el;
	} else if (typeof el.parentNode.year != "undefined") {
		return el.parentNode;
	}
	return null;
};

Calendar.showMonthsCombo = function () {
	var cal = Calendar._C;
	if (!cal) {
		return false;
	}
	var cal = cal;
	var cd = cal.activeDiv;
	var mc = cal.monthsCombo;
	if (cal.hilitedMonth) {
		Calendar.removeClass(cal.hilitedMonth, "hilite");
	}
	if (cal.activeMonth) {
		Calendar.removeClass(cal.activeMonth, "active");
	}
	var mon = cal.monthsCombo.getElementsByTagName("div")[cal.date.getMonth()];
	Calendar.addClass(mon, "active");
	cal.activeMonth = mon;
	mc.style.left = cd.offsetLeft + "px";
	mc.style.top = (cd.offsetTop + cd.offsetHeight) + "px";
	mc.style.display = "block";
};

Calendar.showYearsCombo = function (fwd) {
	var cal = Calendar._C;
	if (!cal) {
		return false;
	}
	var cal = cal;
	var cd = cal.activeDiv;
	var yc = cal.yearsCombo;
	if (cal.hilitedYear) {
		Calendar.removeClass(cal.hilitedYear, "hilite");
	}
	if (cal.activeYear) {
		Calendar.removeClass(cal.activeYear, "active");
	}
	cal.activeYear = null;
	var Y = cal.date.getFullYear() + (fwd ? 1 : -1);
	var yr = yc.firstChild;
	var show = false;
	for (var i = 12; i > 0; --i) {
		if (Y >= cal.minYear && Y <= cal.maxYear) {
			yr.firstChild.data = Y;
			yr.year = Y;
			yr.style.display = "block";
			show = true;
		} else {
			yr.style.display = "none";
		}
		yr = yr.nextSibling;
		Y += fwd ? 2 : -2;
	}
	if (show) {
		yc.style.left = cd.offsetLeft + "px";
		yc.style.top = (cd.offsetTop + cd.offsetHeight) + "px";
		yc.style.display = "block";
	}
};

// event handlers

Calendar.tableMouseUp = function(ev) {
	var cal = Calendar._C;
	if (!cal) {
		return false;
	}
	if (cal.timeout) {
		clearTimeout(cal.timeout);
	}
	var el = cal.activeDiv;
	if (!el) {
		return false;
	}
	var target = Calendar.getTargetElement(ev);
	Calendar.removeClass(el, "active");
	if (target == el || target.parentNode == el) {
		Calendar.cellClick(el);
	}
	var mon = Calendar.findMonth(target);
	var date = null;
	if (mon) {
		date = new Date(cal.date);
		if (mon.month != date.getMonth()) {
			date.setMonth(mon.month);
			cal.setDate(date);
		}
	} else {
		var year = Calendar.findYear(target);
		if (year) {
			date = new Date(cal.date);
			if (year.year != date.getFullYear()) {
				date.setFullYear(year.year);
				cal.setDate(date);
			}
		}
	}
	with (Calendar) {
		removeEvent(document, "mouseup", tableMouseUp);
		removeEvent(document, "mouseover", tableMouseOver);
		removeEvent(document, "mousemove", tableMouseOver);
		cal._hideCombos();
		stopEvent(ev);
		_C = null;
	}
};

Calendar.tableMouseOver = function (ev) {
	var cal = Calendar._C;
	if (!cal) {
		return;
	}
	var el = cal.activeDiv;
	var target = Calendar.getTargetElement(ev);
	if (target == el || target.parentNode == el) {
		Calendar.addClass(el, "hilite active");
		Calendar.addClass(el.parentNode, "rowhilite");
	} else {
		Calendar.removeClass(el, "active");
		Calendar.removeClass(el, "hilite");
		Calendar.removeClass(el.parentNode, "rowhilite");
	}
	var mon = Calendar.findMonth(target);
	if (mon) {
		if (mon.month != cal.date.getMonth()) {
			if (cal.hilitedMonth) {
				Calendar.removeClass(cal.hilitedMonth, "hilite");
			}
			Calendar.addClass(mon, "hilite");
			cal.hilitedMonth = mon;
		} else if (cal.hilitedMonth) {
			Calendar.removeClass(cal.hilitedMonth, "hilite");
		}
	} else {
		var year = Calendar.findYear(target);
		if (year) {
			if (year.year != cal.date.getFullYear()) {
				if (cal.hilitedYear) {
					Calendar.removeClass(cal.hilitedYear, "hilite");
				}
				Calendar.addClass(year, "hilite");
				cal.hilitedYear = year;
			} else if (cal.hilitedYear) {
				Calendar.removeClass(cal.hilitedYear, "hilite");
			}
		}
	}
	Calendar.stopEvent(ev);
};

Calendar.tableMouseDown = function (ev) {
	if (Calendar.getTargetElement(ev) == Calendar.getElement(ev)) {
		Calendar.stopEvent(ev);
	}
};

Calendar.calDragIt = function (ev) {
	var cal = Calendar._C;
	if (!(cal && cal.dragging)) {
		return false;
	}
	var posX;
	var posY;
	if (Calendar.is_ie) {
		posY = window.event.clientY + document.body.scrollTop;
		posX = window.event.clientX + document.body.scrollLeft;
	} else {
		posX = ev.pageX;
		posY = ev.pageY;
	}
	cal.hideShowCovered();
	var st = cal.element.style;
	st.left = (posX - cal.xOffs) + "px";
	st.top = (posY - cal.yOffs) + "px";
	Calendar.stopEvent(ev);
};

Calendar.calDragEnd = function (ev) {
	var cal = Calendar._C;
	if (!cal) {
		return false;
	}
	cal.dragging = false;
	with (Calendar) {
		removeEvent(document, "mousemove", calDragIt);
		removeEvent(document, "mouseover", stopEvent);
		removeEvent(document, "mouseup", calDragEnd);
		tableMouseUp(ev);
	}
	cal.hideShowCovered();
};

Calendar.dayMouseDown = function(ev) {
	var el = Calendar.getElement(ev);
	if (el.disabled) {
		return false;
	}
	var cal = el.calendar;
	cal.activeDiv = el;
	Calendar._C = cal;
	if (el.navtype != 300) with (Calendar) {
		addClass(el, "hilite active");
		addEvent(document, "mouseover", tableMouseOver);
		addEvent(document, "mousemove", tableMouseOver);
		addEvent(document, "mouseup", tableMouseUp);
	} else if (cal.isPopup) {
		cal._dragStart(ev);
	}
	Calendar.stopEvent(ev);
	if (el.navtype == -1 || el.navtype == 1) {
		cal.timeout = setTimeout("Calendar.showMonthsCombo()", 250);
	} else if (el.navtype == -2 || el.navtype == 2) {
		cal.timeout = setTimeout((el.navtype > 0) ? "Calendar.showYearsCombo(true)" : "Calendar.showYearsCombo(false)", 250);
	} else {
		cal.timeout = null;
	}
};

Calendar.dayMouseDblClick = function(ev) {
	Calendar.cellClick(Calendar.getElement(ev));
	if (Calendar.is_ie) {
		document.selection.empty();
	}
};

Calendar.dayMouseOver = function(ev) {
	var el = Calendar.getElement(ev);
	if (Calendar.isRelated(el, ev) || Calendar._C || el.disabled) {
		return false;
	}
	if (el.ttip) {
		if (el.ttip.substr(0, 1) == "_") {
			var date = null;
			with (el.calendar.date) {
				date = new Date(getFullYear(), getMonth(), el.caldate);
			}
			el.ttip = date.print(el.calendar.ttDateFormat) + el.ttip.substr(1);
		}
		el.calendar.tooltips.firstChild.data = el.ttip;
	}
	if (el.navtype != 300) {
		Calendar.addClass(el, "hilite");
		if (el.caldate) {
			Calendar.addClass(el.parentNode, "rowhilite");
		}
	}
	Calendar.stopEvent(ev);
};

Calendar.dayMouseOut = function(ev) {
	with (Calendar) {
		var el = getElement(ev);
		if (isRelated(el, ev) || _C || el.disabled) {
			return false;
		}
		removeClass(el, "hilite");
		if (el.caldate) {
			removeClass(el.parentNode, "rowhilite");
		}
		el.calendar.tooltips.firstChild.data = _TT["SEL_DATE"];
		stopEvent(ev);
	}
};

/**
 *  A generic "click" handler :) handles all types of buttons defined in this
 *  calendar.
 */
Calendar.cellClick = function(el) {
	var cal = el.calendar;
	var closing = false;
	var newdate = false;
	var date = null;
	if (typeof el.navtype == "undefined") {
		Calendar.removeClass(cal.currentDateEl, "selected");
		Calendar.addClass(el, "selected");
		closing = (cal.currentDateEl == el);
		if (!closing) {
			cal.currentDateEl = el;
		}
		cal.date.setDate(el.caldate);
		date = cal.date;
		newdate = true;
	} else {
		if (el.navtype == 200) {
			Calendar.removeClass(el, "hilite");
			cal.callCloseHandler();
			return;
		}
		date = (el.navtype == 0) ? new Date() : new Date(cal.date);
		var year = date.getFullYear();
		var mon = date.getMonth();
		function setMonth(m) {
			var day = date.getDate();
			var max = date.getMonthDays(m);
			if (day > max) {
				date.setDate(max);
			}
			date.setMonth(m);
		};
		switch (el.navtype) {
		    case -2:
			if (year > cal.minYear) {
				date.setFullYear(year - 1);
			}
			break;
		    case -1:
			if (mon > 0) {
				setMonth(mon - 1);
			} else if (year-- > cal.minYear) {
				date.setFullYear(year);
				setMonth(11);
			}
			break;
		    case 1:
			if (mon < 11) {
				setMonth(mon + 1);
			} else if (year < cal.maxYear) {
				date.setFullYear(year + 1);
				setMonth(0);
			}
			break;
		    case 2:
			if (year < cal.maxYear) {
				date.setFullYear(year + 1);
			}
			break;
		    case 100:
			cal.setMondayFirst(!cal.mondayFirst);
			return;
		}
		if (!date.equalsTo(cal.date)) {
			cal.setDate(date);
			newdate = el.navtype == 0;
		}
	}
	if (newdate) {
		cal.callHandler();
	}
	if (closing) {
		Calendar.removeClass(el, "hilite");
		cal.callCloseHandler();
	}
};

// END: CALENDAR STATIC FUNCTIONS

// BEGIN: CALENDAR OBJECT FUNCTIONS

/**
 *  This function creates the calendar inside the given parent.  If _par is
 *  null than it creates a popup calendar inside the BODY element.  If _par is
 *  an element, be it BODY, then it creates a non-popup calendar (still
 *  hidden).  Some properties need to be set before calling this function.
 */
Calendar.prototype.create = function (_par) {
	var parent = null;
	if (! _par) {
		// default parent is the document body, in which case we create
		// a popup calendar.
		parent = document.getElementsByTagName("body")[0];
		this.isPopup = true;
	} else {
		parent = _par;
		this.isPopup = false;
	}
	this.date = this.dateStr ? new Date(this.dateStr) : new Date();

	var table = Calendar.createElement("table");
	this.table = table;
	table.cellSpacing = 0;
	table.cellPadding = 0;
	table.calendar = this;
	Calendar.addEvent(table, "mousedown", Calendar.tableMouseDown);

	var div = Calendar.createElement("div");
	this.element = div;
	div.className = "calendar";
	if (this.isPopup) {
		div.style.position = "absolute";
		div.style.display = "none";
	}
	div.appendChild(table);

	var thead = Calendar.createElement("thead", table);
	var cell = null;
	var row = null;

	var cal = this;
	var hh = function (text, cs, navtype) {
		cell = Calendar.createElement("td", row);
		cell.colSpan = cs;
		cell.className = "button";
		Calendar._add_evs(cell);
		cell.calendar = cal;
		cell.navtype = navtype;
		if (text.substr(0, 1) != "&") {
			cell.appendChild(document.createTextNode(text));
		}
		else {
			// FIXME: dirty hack for entities
			cell.innerHTML = text;
		}
		return cell;
	};

	row = Calendar.createElement("tr", thead);
	var title_length = 6;
	(this.isPopup) && --title_length;
	(this.weekNumbers) && ++title_length;

	hh("-", 1, 100).ttip = Calendar._TT["TOGGLE"];
	this.title = hh("", title_length, 300);
	this.title.className = "title";
	if (this.isPopup) {
		this.title.ttip = Calendar._TT["DRAG_TO_MOVE"];
		this.title.style.cursor = "move";
		hh("&#x00d7;", 1, 200).ttip = Calendar._TT["CLOSE"];
	}

	row = Calendar.createElement("tr", thead);
	row.className = "headrow";

	this._nav_py = hh("&#x00ab;", 1, -2);
	this._nav_py.ttip = Calendar._TT["PREV_YEAR"];

	this._nav_pm = hh("&#x2039;", 1, -1);
	this._nav_pm.ttip = Calendar._TT["PREV_MONTH"];

	this._nav_now = hh(Calendar._TT["TODAY"], this.weekNumbers ? 4 : 3, 0);
	this._nav_now.ttip = Calendar._TT["GO_TODAY"];

	this._nav_nm = hh("&#x203a;", 1, 1);
	this._nav_nm.ttip = Calendar._TT["NEXT_MONTH"];

	this._nav_ny = hh("&#x00bb;", 1, 2);
	this._nav_ny.ttip = Calendar._TT["NEXT_YEAR"]

	// day names
	row = Calendar.createElement("tr", thead);
	row.className = "daynames";
	if (this.weekNumbers) {
		cell = Calendar.createElement("td", row);
		cell.className = "name wn";
		cell.appendChild(document.createTextNode(Calendar._TT["WK"]));
	}
	for (var i = 7; i > 0; --i) {
		cell = Calendar.createElement("td", row);
		cell.appendChild(document.createTextNode(""));
		if (!i) {
			cell.navtype = 100;
			cell.calendar = this;
			Calendar._add_evs(cell);
		}
	}
	this.firstdayname = (this.weekNumbers) ? row.firstChild.nextSibling : row.firstChild;
	this._displayWeekdays();

	var tbody = Calendar.createElement("tbody", table);
	this.tbody = tbody;

	for (i = 6; i > 0; --i) {
		row = Calendar.createElement("tr", tbody);
		if (this.weekNumbers) {
			cell = Calendar.createElement("td", row);
			cell.appendChild(document.createTextNode(""));
		}
		for (var j = 7; j > 0; --j) {
			cell = Calendar.createElement("td", row);
			cell.appendChild(document.createTextNode(""));
			cell.calendar = this;
			Calendar._add_evs(cell);
		}
	}

	var tfoot = Calendar.createElement("tfoot", table);

	row = Calendar.createElement("tr", tfoot);
	row.className = "footrow";

	cell = hh(Calendar._TT["SEL_DATE"], this.weekNumbers ? 8 : 7, 300);
	cell.className = "ttip";
	if (this.isPopup) {
		cell.ttip = Calendar._TT["DRAG_TO_MOVE"];
		cell.style.cursor = "move";
	}
	this.tooltips = cell;

	div = Calendar.createElement("div", this.element);
	this.monthsCombo = div;
	div.className = "combo";
	for (i = 0; i < Calendar._MN.length; ++i) {
		var mn = Calendar.createElement("div");
		mn.className = "label";
		mn.month = i;
		mn.appendChild(document.createTextNode(Calendar._MN3[i]));
		div.appendChild(mn);
	}

	div = Calendar.createElement("div", this.element);
	this.yearsCombo = div;
	div.className = "combo";
	for (i = 12; i > 0; --i) {
		var yr = Calendar.createElement("div");
		yr.className = "label";
		yr.appendChild(document.createTextNode(""));
		div.appendChild(yr);
	}

	this._init(this.mondayFirst, this.date);
	parent.appendChild(this.element);
};

/** keyboard navigation, only for popup calendars */
Calendar._keyEvent = function(ev) {
	if (!window.calendar) {
		return false;
	}
	(Calendar.is_ie) && (ev = window.event);
	var cal = window.calendar;
	var act = (Calendar.is_ie || ev.type == "keypress");
	if (ev.ctrlKey) {
		switch (ev.keyCode) {
		    case 37: // KEY left
			act && Calendar.cellClick(cal._nav_pm);
			break;
		    case 38: // KEY up
			act && Calendar.cellClick(cal._nav_py);
			break;
		    case 39: // KEY right
			act && Calendar.cellClick(cal._nav_nm);
			break;
		    case 40: // KEY down
			act && Calendar.cellClick(cal._nav_ny);
			break;
		    default:
			return false;
		}
	} else switch (ev.keyCode) {
	    case 32: // KEY space (now)
		Calendar.cellClick(cal._nav_now);
		break;
	    case 27: // KEY esc
		act && cal.hide();
		break;
	    case 37: // KEY left
	    case 38: // KEY up
	    case 39: // KEY right
	    case 40: // KEY down
		if (act) {
			var date = cal.date.getDate() - 1;
			var el = cal.currentDateEl;
			var ne = null;
			var prev = (ev.keyCode == 37) || (ev.keyCode == 38);
			switch (ev.keyCode) {
			    case 37: // KEY left
				(--date >= 0) && (ne = cal.ar_days[date]);
				break;
			    case 38: // KEY up
				date -= 7;
				(date >= 0) && (ne = cal.ar_days[date]);
				break;
			    case 39: // KEY right
				(++date < cal.ar_days.length) && (ne = cal.ar_days[date]);
				break;
			    case 40: // KEY down
				date += 7;
				(date < cal.ar_days.length) && (ne = cal.ar_days[date]);
				break;
			}
			if (!ne) {
				if (prev) {
					Calendar.cellClick(cal._nav_pm);
				} else {
					Calendar.cellClick(cal._nav_nm);
				}
				date = (prev) ? cal.date.getMonthDays() : 1;
				el = cal.currentDateEl;
				ne = cal.ar_days[date - 1];
			}
			Calendar.removeClass(el, "selected");
			Calendar.addClass(ne, "selected");
			cal.date.setDate(ne.caldate);
			cal.currentDateEl = ne;
		}
		break;
	    case 13: // KEY enter
		if (act) {
			cal.callHandler();
			cal.hide();
		}
		break;
	    default:
		return false;
	}
	Calendar.stopEvent(ev);
};

/**
 *  (RE)Initializes the calendar to the given date and style (if mondayFirst is
 *  true it makes Monday the first day of week, otherwise the weeks start on
 *  Sunday.
 */
Calendar.prototype._init = function (mondayFirst, date) {
	var today = new Date();
	var year = date.getFullYear();
	if (year < this.minYear) {
		year = this.minYear;
		date.setFullYear(year);
	} else if (year > this.maxYear) {
		year = this.maxYear;
		date.setFullYear(year);
	}
	this.mondayFirst = mondayFirst;
	this.date = new Date(date);
	var month = date.getMonth();
	var mday = date.getDate();
	var no_days = date.getMonthDays();
	date.setDate(1);
	var wday = date.getDay();
	var MON = mondayFirst ? 1 : 0;
	var SAT = mondayFirst ? 5 : 6;
	var SUN = mondayFirst ? 6 : 0;
	if (mondayFirst) {
		wday = (wday > 0) ? (wday - 1) : 6;
	}
	var iday = 1;
	var row = this.tbody.firstChild;
	var MN = Calendar._MN3[month];
	var hasToday = ((today.getFullYear() == year) && (today.getMonth() == month));
	var todayDate = today.getDate();
	var week_number = date.getWeekNumber();
	var ar_days = new Array();
	for (var i = 0; i < 6; ++i) {
		if (iday > no_days) {
			row.className = "emptyrow";
			row = row.nextSibling;
			continue;
		}
		var cell = row.firstChild;
		if (this.weekNumbers) {
			cell.className = "day wn";
			cell.firstChild.data = week_number;
			cell = cell.nextSibling;
		}
		++week_number;
		row.className = "daysrow";
		for (var j = 0; j < 7; ++j) {
			cell.className = "day";
			if ((!i && j < wday) || iday > no_days) {
				// cell.className = "emptycell";
				cell.innerHTML = "&nbsp;";
				cell.disabled = true;
				cell = cell.nextSibling;
				continue;
			}
			cell.disabled = false;
			cell.firstChild.data = iday;
			if (typeof this.checkDisabled == "function") {
				date.setDate(iday);
				if (this.checkDisabled(date)) {
					cell.className += " disabled";
					cell.disabled = true;
				}
			}
			if (!cell.disabled) {
				ar_days[ar_days.length] = cell;
				cell.caldate = iday;
				cell.ttip = "_";
				if (iday == mday) {
					cell.className += " selected";
					this.currentDateEl = cell;
				}
				if (hasToday && (iday == todayDate)) {
					cell.className += " today";
					cell.ttip += Calendar._TT["PART_TODAY"];
				}
				if (wday == SAT || wday == SUN) {
					cell.className += " weekend";
				}
			}
			++iday;
			((++wday) ^ 7) || (wday = 0);
			cell = cell.nextSibling;
		}
		row = row.nextSibling;
	}
	this.ar_days = ar_days;
	this.title.firstChild.data = Calendar._MN[month] + ", " + year;
	// PROFILE
	// this.tooltips.firstChild.data = "Generated in " + ((new Date()) - today) + " ms";
};

/**
 *  Calls _init function above for going to a certain date (but only if the
 *  date is different than the currently selected one).
 */
Calendar.prototype.setDate = function (date) {
	if (!date.equalsTo(this.date)) {
		this._init(this.mondayFirst, date);
	}
};

/** Modifies the "mondayFirst" parameter (EU/US style). */
Calendar.prototype.setMondayFirst = function (mondayFirst) {
	this._init(mondayFirst, this.date);
	this._displayWeekdays();
};

/**
 *  Allows customization of what dates are enabled.  The "unaryFunction"
 *  parameter must be a function object that receives the date (as a JS Date
 *  object) and returns a boolean value.  If the returned value is true then
 *  the passed date will be marked as disabled.
 */
Calendar.prototype.setDisabledHandler = function (unaryFunction) {
	this.checkDisabled = unaryFunction;
};

/** Customization of allowed year range for the calendar. */
Calendar.prototype.setRange = function (a, z) {
	this.minYear = a;
	this.maxYear = z;
};

/** Calls the first user handler (selectedHandler). */
Calendar.prototype.callHandler = function () {
	if (this.onSelected) {
		this.onSelected(this, this.date.print(this.dateFormat));
	}
};

/** Calls the second user handler (closeHandler). */
Calendar.prototype.callCloseHandler = function () {
	if (this.onClose) {
		this.onClose(this);
	}
	this.hideShowCovered();
};

/** Removes the calendar object from the DOM tree and destroys it. */
Calendar.prototype.destroy = function () {
	var el = this.element.parentNode;
	el.removeChild(this.element);
	Calendar._C = null;
	delete el;
};

/**
 *  Moves the calendar element to a different section in the DOM tree (changes
 *  its parent).
 */
Calendar.prototype.reparent = function (new_parent) {
	var el = this.element;
	el.parentNode.removeChild(el);
	new_parent.appendChild(el);
};

// This gets called when the user presses a mouse button anywhere in the
// document, if the calendar is shown.  If the click was outside the open
// calendar this function closes it.
Calendar._checkCalendar = function(ev) {
	if (!window.calendar) {
		return false;
	}
	var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
	for (; el != null && el != calendar.element; el = el.parentNode);
	if (el == null) {
		// calls closeHandler which should hide the calendar.
		window.calendar.callCloseHandler();
		Calendar.stopEvent(ev);
	}
};

/** Shows the calendar. */
Calendar.prototype.show = function () {
	var rows = this.table.getElementsByTagName("tr");
	for (var i = rows.length; i > 0;) {
		var row = rows[--i];
		Calendar.removeClass(row, "rowhilite");
		var cells = row.getElementsByTagName("td");
		for (var j = cells.length; j > 0;) {
			var cell = cells[--j];
			Calendar.removeClass(cell, "hilite");
			Calendar.removeClass(cell, "active");
		}
	}
	this.element.style.display = "block";
	this.hidden = false;
	if (this.isPopup) {
		window.calendar = this;
		Calendar.addEvent(document, "keydown", Calendar._keyEvent);
		Calendar.addEvent(document, "keypress", Calendar._keyEvent);
		Calendar.addEvent(document, "mousedown", Calendar._checkCalendar);
	}
	this.hideShowCovered();
};

/**
 *  Hides the calendar.  Also removes any "hilite" from the class of any TD
 *  element.
 */
Calendar.prototype.hide = function () {
	if (this.isPopup) {
		Calendar.removeEvent(document, "keydown", Calendar._keyEvent);
		Calendar.removeEvent(document, "keypress", Calendar._keyEvent);
		Calendar.removeEvent(document, "mousedown", Calendar._checkCalendar);
	}
	this.element.style.display = "none";
	this.hidden = true;
	this.hideShowCovered();
};

/**
 *  Shows the calendar at a given absolute position (beware that, depending on
 *  the calendar element style -- position property -- this might be relative
 *  to the parent's containing rectangle).
 */
Calendar.prototype.showAt = function (x, y) {
	var s = this.element.style;
	s.left = x + "px";
	s.top = y + "px";
	this.show();
};

/** Shows the calendar near a given element. */
Calendar.prototype.showAtElement = function (el) {
	var p = Calendar.getAbsolutePos(el);
	this.showAt(p.x, p.y + el.offsetHeight);
};

/** Customizes the date format. */
Calendar.prototype.setDateFormat = function (str) {
	this.dateFormat = str;
};

/** Customizes the tooltip date format. */
Calendar.prototype.setTtDateFormat = function (str) {
	this.ttDateFormat = str;
};

/**
 *  Tries to identify the date represented in a string.  If successful it also
 *  calls this.setDate which moves the calendar to the given date.
 */
Calendar.prototype.parseDate = function (str, fmt) {
	var y = 0;
	var m = -1;
	var d = 0;
	var a = str.split(/\W+/);
	if (!fmt) {
		fmt = this.dateFormat;
	}
	var b = fmt.split(/\W+/);
	var i = 0, j = 0;
	for (i = 0; i < a.length; ++i) {
		if (b[i] == "D" || b[i] == "DD") {
			continue;
		}
		if (b[i] == "d" || b[i] == "dd") {
			d = parseInt(a[i], 10);
		}
		if (b[i] == "m" || b[i] == "mm") {
			m = parseInt(a[i], 10) - 1;
		}
		if (b[i] == "y") {
			y = parseInt(a[i], 10);
		}
		if (b[i] == "yy") {
			y = parseInt(a[i], 10) + 1900;
		}
		if (b[i] == "M" || b[i] == "MM") {
			for (j = 0; j < 12; ++j) {
				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { m = j; break; }
			}
		}
	}
	if (y != 0 && m != -1 && d != 0) {
		this.setDate(new Date(y, m, d));
		return;
	}
	y = 0; m = -1; d = 0;
	for (i = 0; i < a.length; ++i) {
		if (a[i].search(/[a-zA-Z]+/) != -1) {
			var t = -1;
			for (j = 0; j < 12; ++j) {
				if (Calendar._MN[j].substr(0, a[i].length).toLowerCase() == a[i].toLowerCase()) { t = j; break; }
			}
			if (t != -1) {
				if (m != -1) {
					d = m+1;
				}
				m = t;
			}
		} else if (parseInt(a[i], 10) <= 12 && m == -1) {
			m = a[i]-1;
		} else if (parseInt(a[i], 10) > 31 && y == 0) {
			y = a[i];
		} else if (d == 0) {
			d = a[i];
		}
	}
	if (y == 0) {
		var today = new Date();
		y = today.getFullYear();
	}
	if (m != -1 && d != 0) {
		this.setDate(new Date(y, m, d));
	}
};

Calendar.prototype.hideShowCovered = function () {
	var tags = new Array("applet", "iframe", "select");
	var el = this.element;

	var p = Calendar.getAbsolutePos(el);
	var EX1 = p.x;
	var EX2 = el.offsetWidth + EX1;
	var EY1 = p.y;
	var EY2 = el.offsetHeight + EY1;

	for (var k = tags.length; k > 0; ) {
		var ar = document.getElementsByTagName(tags[--k]);
		var cc = null;

		for (var i = ar.length; i > 0;) {
			cc = ar[--i];

			p = Calendar.getAbsolutePos(cc);
			var CX1 = p.x;
			var CX2 = cc.offsetWidth + CX1;
			var CY1 = p.y;
			var CY2 = cc.offsetHeight + CY1;

			if (this.hidden || (CX1 > EX2) || (CX2 < EX1) || (CY1 > EY2) || (CY2 < EY1)) {
				cc.style.visibility = "visible";
			} else {
				cc.style.visibility = "hidden";
			}
		}
	}
};

/** Internal function; it displays the bar with the names of the weekday. */
Calendar.prototype._displayWeekdays = function () {
	var MON = this.mondayFirst ? 0 : 1;
	var SUN = this.mondayFirst ? 6 : 0;
	var SAT = this.mondayFirst ? 5 : 6;
	var cell = this.firstdayname;
	for (var i = 0; i < 7; ++i) {
		cell.className = "day name";
		if (!i) {
			cell.ttip = this.mondayFirst ? Calendar._TT["SUN_FIRST"] : Calendar._TT["MON_FIRST"];
			cell.navtype = 100;
			cell.calendar = this;
			Calendar._add_evs(cell);
		}
		if (i == SUN || i == SAT) {
			Calendar.addClass(cell, "weekend");
		}
		cell.firstChild.data = Calendar._DN3[i + 1 - MON];
		cell = cell.nextSibling;
	}
};

/** Internal function.  Hides all combo boxes that might be displayed. */
Calendar.prototype._hideCombos = function () {
	this.monthsCombo.style.display = "none";
	this.yearsCombo.style.display = "none";
};

/** Internal function.  Starts dragging the element. */
Calendar.prototype._dragStart = function (ev) {
	if (this.dragging) {
		return;
	}
	this.dragging = true;
	var posX;
	var posY;
	if (Calendar.is_ie) {
		posY = window.event.clientY + document.body.scrollTop;
		posX = window.event.clientX + document.body.scrollLeft;
	} else {
		posY = ev.clientY + window.scrollY;
		posX = ev.clientX + window.scrollX;
	}
	var st = this.element.style;
	this.xOffs = posX - parseInt(st.left);
	this.yOffs = posY - parseInt(st.top);
	with (Calendar) {
		addEvent(document, "mousemove", calDragIt);
		addEvent(document, "mouseover", stopEvent);
		addEvent(document, "mouseup", calDragEnd);
	}
};

// BEGIN: DATE OBJECT PATCHES

/** Adds the number of days array to the Date object. */
Date._MD = new Array(31,28,31,30,31,30,31,31,30,31,30,31);

/** Constants used for time computations */
Date.SECOND = 1000 /* milliseconds */;
Date.MINUTE = 60 * Date.SECOND;
Date.HOUR   = 60 * Date.MINUTE;
Date.DAY    = 24 * Date.HOUR;
Date.WEEK   =  7 * Date.DAY;

/** Returns the number of days in the current month */
Date.prototype.getMonthDays = function(month) {
	var year = this.getFullYear();
	if (typeof month == "undefined") {
		month = this.getMonth();
	}
	if (((0 == (year%4)) && ( (0 != (year%100)) || (0 == (year%400)))) && month == 1) {
		return 29;
	} else {
		return Date._MD[month];
	}
};

/** Returns the number of the week.  The algorithm was "stolen" from PPK's
 * website, hope it's correct :) http://www.xs4all.nl/~ppk/js/week.html */
Date.prototype.getWeekNumber = function() {
	var now = new Date(this.getFullYear(), this.getMonth(), this.getDate(), 0, 0, 0);
	var then = new Date(this.getFullYear(), 0, 1, 0, 0, 0);
	var time = now - then;
	var day = then.getDay();
	(day > 3) && (day -= 4) || (day += 3);
	return Math.round(((time / Date.DAY) + day) / 7);
};

/** Checks dates equality (ignores time) */
Date.prototype.equalsTo = function(date) {
	return ((this.getFullYear() == date.getFullYear()) &&
		(this.getMonth() == date.getMonth()) &&
		(this.getDate() == date.getDate()));
};

/** Prints the date in a string according to the given format. */
Date.prototype.print = function (frm) {
	var str = new String(frm);
	var m = this.getMonth();
	var d = this.getDate();
	var y = this.getFullYear();
	var wn = this.getWeekNumber();
	var w = this.getDay();
	var s = new Array();
	s["d"] = d;
	s["dd"] = (d < 10) ? ("0" + d) : d;
	s["m"] = 1+m;
	s["mm"] = (m < 9) ? ("0" + (1+m)) : (1+m);
	s["y"] = y;
	s["yy"] = new String(y).substr(2, 2);
	s["w"] = wn;
	s["ww"] = (wn < 10) ? ("0" + wn) : wn;
	with (Calendar) {
		s["D"] = _DN3[w];
		s["DD"] = _DN[w];
		s["M"] = _MN3[m];
		s["MM"] = _MN[m];
	}
	var re = /(.*)(\W|^)(d|dd|m|mm|y|yy|MM|M|DD|D|w|ww)(\W|$)(.*)/;
	while (re.exec(str) != null) {
		str = RegExp.$1 + RegExp.$2 + s[RegExp.$3] + RegExp.$4 + RegExp.$5;
	}
	return str;
};

// END: DATE OBJECT PATCHES

// global object that remembers the calendar
window.calendar = null;

// JS Calendar
var calendar = null; // remember the calendar object so that we reuse
                     // it and avoid creating another

// This function gets called when an end-user clicks on some date
function selected(cal, date) {
  cal.sel.value = date; // just update the value of the input field
}

// And this gets called when the end-user clicks on the _selected_ date,
// or clicks the "Close" (X) button.  It just hides the calendar without
// destroying it.
function closeHandler(cal) {
  cal.hide();			// hide the calendar

  // don't check mousedown on document anymore (used to be able to hide the
  // calendar when someone clicks outside it, see the showCalendar function).
  Calendar.removeEvent(document, "mousedown", checkCalendar);
}

// This gets called when the user presses a mouse button anywhere in the
// document, if the calendar is shown.  If the click was outside the open
// calendar this function closes it.
function checkCalendar(ev) {
  var el = Calendar.is_ie ? Calendar.getElement(ev) : Calendar.getTargetElement(ev);
  for (; el != null; el = el.parentNode)
    // FIXME: allow end-user to click some link without closing the
    // calendar.  Good to see real-time stylesheet change :)
    if (el == calendar.element || el.tagName == "A") break;
  if (el == null) {
    // calls closeHandler which should hide the calendar.
    calendar.callCloseHandler(); Calendar.stopEvent(ev);
  }
}

// This function shows the calendar under the element having the given id.
// It takes care of catching "mousedown" signals on document and hiding the
// calendar if the click was outside.
function showCalendar(id) {
  var el = document.getElementById(id);
  if (calendar != null) {
    // we already have one created, so just update it.
    calendar.hide();		// hide the existing calendar
    calendar.parseDate(el.value); // set it to a new date
  } else {
    // first-time call, create the calendar
    var cal = new Calendar(true, null, selected, closeHandler);
    calendar = cal;		// remember the calendar in the global
    cal.setRange(1900, 2070);	// min/max year allowed
    calendar.create();		// create a popup calendar
  }
  calendar.sel = el;		// inform it about the input field in use
  calendar.showAtElement(el);	// show the calendar next to the input field

  // catch mousedown on the document
  Calendar.addEvent(document, "mousedown", checkCalendar);
  return false;
}

// ** I18N
Calendar._DN = new Array
("Sunday",
 "Monday",
 "Tuesday",
 "Wednesday",
 "Thursday",
 "Friday",
 "Saturday",
 "Sunday");
Calendar._MN = new Array
("January",
 "February",
 "March",
 "April",
 "May",
 "June",
 "July",
 "August",
 "September",
 "October",
 "November",
 "December");

// tooltips
Calendar._TT = {};
Calendar._TT["TOGGLE"] = "Toggle first day of week";
Calendar._TT["PREV_YEAR"] = "Prev. year (hold for menu)";
Calendar._TT["PREV_MONTH"] = "Prev. month (hold for menu)";
Calendar._TT["GO_TODAY"] = "Go Today";
Calendar._TT["NEXT_MONTH"] = "Next month (hold for menu)";
Calendar._TT["NEXT_YEAR"] = "Next year (hold for menu)";
Calendar._TT["SEL_DATE"] = "Select date";
Calendar._TT["DRAG_TO_MOVE"] = "Drag to move";
Calendar._TT["PART_TODAY"] = " (today)";
Calendar._TT["MON_FIRST"] = "Display Monday first";
Calendar._TT["SUN_FIRST"] = "Display Sunday first";
Calendar._TT["CLOSE"] = "Close";
Calendar._TT["TODAY"] = "Today";

// date formats
Calendar._TT["DEF_DATE_FORMAT"] = "y-mm-dd";
Calendar._TT["TT_DATE_FORMAT"] = "D, M d";

Calendar._TT["WK"] = "wk";