'_visable'/**
* Filename.......: calendar.js
* Project........: Popup Calendar
* Last Modified..: $Date: 2002/07/22 18:17:05 $
* CVS Revision...: $Revision: 1.2 $
* Copyright......: 2001, 2002 Richard Heyes
*/

    var dynCalendar_instances = new Array();
    var dynCalendar_instance = false;
    /**
    * Global variables
    */
    
    var    dynCalendar_mouseoverStatus = false;
    var    dynCalendar_mouseX          = 0;
    var    dynCalendar_mouseY          = 0;
    var    dynCalendar_cssLoaded      = 0;
    

    function dynCalendar_onload() {
        /* write the calendards to the end of the document */
              
        dynCalendar_writeLayers();
        /* change the input fields to calendards */
        var inputs=document.getElementsByTagName('input');
        //alert(inputs.length);
        for (var t = 0; t < inputs.length; t++) {
            
            //alert(inputs[t].attributes['class'].nodeValue);
            if (!inputs[t].attributes['class'] || inputs[t].attributes['class'].nodeValue != 'dynCalendar') {
                    continue;
            }
            //alert("got calendar");
            if (!inputs[t].getAttribute('id')) {
                inputs[t].setAttribute('id', inputs[t].getAttribute('name'));
            }
            //alert(inputs[t].getAttribute('id'));
            dynCalendar_instances[dynCalendar_instances.length] = 
                    new dynCalendar( {
                    name:         inputs[t].getAttribute('name'),
                    images:       inputs[t].getAttribute('calendar:images'),
		    type:       inputs[t].getAttribute('calendar:type') ?  
                                    inputs[t].getAttribute('calendar:type') : 'day'
                    
                } );
            if (!dynCalendar_cssLoaded) {
		if (!dynCalendar_cssLoaded) {
                var nextTheme  =  inputs[t].getAttribute('calendar:images') + '../dynCalendar.css';
                try { 
                   document.styleSheets[0].addImport(nextTheme);
                } catch (e) {
                  document.styleSheets[0].insertRule('@import url(' + nextTheme + ');',0);  
                }
                dynCalendar_cssLoaded = 1;
            }	
	
			dynCalendar_cssLoaded = 1;
            }
             //alert(inputs[t].getAttribute('calendar:type'));
        }
    }  
        
        
    /* add a listener for it */
    function dynCalendar_addLoadEvent(func) {
        var oldonload = window.onload;
        if (typeof window.onload != 'function') {
            window.onload = func;
        } else {
            window.onload = function() {
                oldonload();
                func();
            }
        }
    }
    dynCalendar_addLoadEvent(function() {
        dynCalendar_onload();
    });
        
        

    /**
    * The calendar constructor
    *
    * @access public
    * @param string key
    * @param string value
    * @param string ... repeats for all the possible settings....
    *
    * key : value
    * 'name'  ,   'thedate',           // name of layer & input field
    * 'images' ,  '/templates/javascript/calendar/images/',
    * 'type'  ,   'day'                // type = day | month | ??year??
    */
    function dynCalendar(config)
    {

                
        
                
        /**
        * Properties
        */
        // Todays date
        this.today          = new Date();
        this.day            = this.today.getDate();
        this.month          = this.today.getMonth();
        this.year           = this.today.getFullYear();
        this.type           = 'day';
        this.old_onload     = false;
         
        this.objName        = 'unknown';
        this.originalName   = 'unknown';
        this.imagesPath     = 'images/';
        
        
        this.offsetX        = 5;
        this.offsetY        = 5;
        this._x             = 0;
        this._y             = 0;

        this.useMonthCombo  = false;
        this.useYearCombo   = false;
        this.yearComboRange = 5;

        this.currentMonth   = this.month;
        this.currentYear    = this.year;
        this.currentDay     = this.day;
        
        this.startMonth   = this.month;
        this.startYear    = this.year;
        this.startDay     = this.day;


        /**
        * Public Methods
        */
        this.show              = dynCalendar_show;
        this.submit            = dynCalendar_submit;
        this.showStart         = dynCalendar_showStart;
        this.writeHTML         = dynCalendar_writeHTML;
        this.getByName         = dynCalendar_getByName;
        this.setForm           = dynCalendar_setForm;
        // Accessor methods
        this.setOffset         = dynCalendar_setOffset;
        this.setOffsetX        = dynCalendar_setOffsetX;
        this.setOffsetY        = dynCalendar_setOffsetY;
        this.setImagesPath     = dynCalendar_setImagesPath;
        this.setMonthCombo     = dynCalendar_setMonthCombo;
        this.setYearCombo      = dynCalendar_setYearCombo;
        this.setCurrentMonth   = dynCalendar_setCurrentMonth;
        this.setCurrentYear    = dynCalendar_setCurrentYear;
        this.setYearComboRange = dynCalendar_setYearComboRange;

        /**
        * Private methods
        */
        // Layer manipulation
        this._getLayer         = dynCalendar_getLayer;
        this._hideLayer        = dynCalendar_hideLayer;
        this._showLayer        = dynCalendar_showLayer;
        this._setLayerPosition = dynCalendar_setLayerPosition;
        this._setHTML          = dynCalendar_setHTML;

        // Miscellaneous
        this._getDaysInMonth   = dynCalendar_getDaysInMonth;
        this._mouseover        = dynCalendar_mouseover;
        
        // popups
        this.showMonthPopup    = dynCalendar_showMonthPopup;
        this.showYearPopup     = dynCalendar_showYearPopup;
        this._setPopupHTML     = dynCalendar_setPopupHTML;
        this._getPopupLayer    = dynCalendar_getPopupLayer;
        this._showPopupLayer   = dynCalendar_showPopupLayer;
        this._hidePopupLayer   = dynCalendar_hidePopupLayer;
        
        // submit
        this._submitForm = false;
        /**
        * Constructor type code
        */
        
        this.originalName = config.name;
         
        this.imagesPath = config.images;
        
        this._submitForm = config.submitForm;
        dynCalendar_instance = this;
        this.callbackFunc   =  'dynCalendar_instance.setForm';
        var start = this.getByName(this.originalName).value;
        
        if (start && (start != '')) {
            var bits = start.split('-');
            if (bits.length == 3) {
                this.currentYear  = Number(bits[0]);
                this.currentMonth = Number(bits[1])-1;
                this.currentDay   = Number(bits[2]);
            }
        }
        
        
        //alert(this.currentDay+'/'+this.currentMonth+'/'+this.currentYear);
          // convert the old input into hidden.
        //this.getByName(this.objName).type='hidden';
        //alert('writeHTML');
        this.writeHTML();
        
        this.setForm(this.currentDay,this.currentMonth+1,this.currentYear); 
    }

    function dynCalendar_showStart(aelement)
    {
         
        var inputs = aelement.getElementsByTagName('input');
        var original = inputs[0];
        
        
        var start = original.value;
        
         
        if (start && (start != '')) {
            var bits = start.split('-');
            dynCalendar_instance.currentYear  = dynCalendar_instance.startYear = Number(bits[0]);
            dynCalendar_instance.currentMonth = dynCalendar_instance.startMonth = Number(bits[1])-1;
            dynCalendar_instance.currentDay   = dynCalendar_instance.startDay   = Number(bits[2]);
        } else {
            dynCalendar_instance.currentDay     = dynCalendar_instance.startDay      = dynCalendar_instance.today.getDay();
            dynCalendar_instance.currentMonth   = dynCalendar_instance.startMonth     = dynCalendar_instance.today.getMonth();
            dynCalendar_instance.currentYear    = dynCalendar_instance.startYear        = dynCalendar_instance.today.getFullYear();
        }
        dynCalendar_mouseoverStatus = true;
        dynCalendar_instance.originalName = original.getAttribute('name');
        var images = aelement.getElementsByTagName('img');
        dynCalendar_instance.type =  original.getAttribute('calendar:type');
         
        dynCalendar_instance._submitForm = original.getAttribute('calendar:submit');
        
        dynCalendar_instance.imgObj = images[0];
        //alert(this.originalName );
        
        dynCalendar_instance.show();


    }
    /**
    * Shows the calendar, or updates the layer if
    * already visible.
    *
    * @access public
    * @param integer month Optional month number (0-11)
    * @param integer year  Optional year (YYYY format)
    * @param integer day   Optional day (0-31 format)
    */
    function dynCalendar_show()
    {
        // Variable declarations to prevent globalisation
        var day, month, year, monthnames, numdays, thisMonth, firstOfMonth;
        var ret, row, i, cssClass, linkHTML, previousMonth, previousYear;
        var nextMonth, nextYear, prevImgHTML, prevLinkHTML, nextImgHTML, nextLinkHTML;
        var monthComboOptions, monthCombo, yearComboOptions, yearCombo, html;
        
        this.currentMonth = month = arguments[0] != null ? arguments[0] : this.currentMonth;
        this.currentYear  = year  = arguments[1] != null ? arguments[1] : this.currentYear;
        this.currentDay   = day   = arguments[2] != null ? arguments[2] : this.currentDay;
        
        monthnames = new Array('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December');
        numdays    = this._getDaysInMonth(month, year);

        thisMonth    = new Date(year, month, 1);
        firstOfMonth = thisMonth.getDay();
        if (!this._submitForm) {
            this.setForm(day,month+1,year);
        }
        // First few blanks up to first day
        ret = new Array(new Array());
        for(i=0; i<firstOfMonth; i++){
                ret[0][ret[0].length] = '<td>&nbsp;</td>';
        }



        // Main body of calendar
        row = 0;
        i   = 1;
        if (day > numdays) {
            this.currentDay = day = numdays;
        }
        
        while(i <= numdays){
            if(ret[row].length == 7){
                        ret[++row] = new Array();
            }
            
            
            

           /**
            * Generate this cells' HTML
            */
            if (this._submitForm) {
            
                cssClass = (day  == i && month == this.currentMonth && year == this.currentYear) ? 'dynCalendar_today' : 'dynCalendar_day';
                linkHTML = '<a href="javascript:dynCalendar_instance' +
                    '.show(' + (Number(month)) + ', ' + year + ',' + i + ');">' + 
                    (i++) + '</a>';
                    
                ret[row][ret[row].length] = '<td align="center" class="' + cssClass + '"' + 
                        'onClick="dynCalendar_instance.show(' + (Number(month)) + ', ' + year + ',' + i + ');"'+
                        '>' + linkHTML + '</td>';
            } else {
                cssClass = (i == this.day && month == this.month && year == this.year) ? 'dynCalendar_today' : 'dynCalendar_day';
                linkHTML = '<a href="javascript: ' + this.callbackFunc + '(' + i + ', ' + (Number(month) + 1) + ', ' + year + '); dynCalendar_instance._hideLayer()">' + (i++) + '</a>';
                ret[row][ret[row].length] = '<td align="center" class="' + cssClass + '"' + 
                        'onClick="' + this.callbackFunc + '(' + i + ', ' + (Number(month) + 1) + ', ' + year + '); dynCalendar_instance._hideLayer()"'+
                        '>' + linkHTML + '</td>';
            }
        }

        // Format the HTML
        for(i=0; i<ret.length; i++){
                ret[i] = ret[i].join('\n') + '\n';
        }
        previousFullYear  = thisMonth.getFullYear() -1
        previousYear  = thisMonth.getFullYear();
        previousMonth = thisMonth.getMonth() - 1;
        if(previousMonth < 0){
                previousMonth = 11;
                previousYear--;
        }
        
            
        nextFullYear  = thisMonth.getFullYear() + 1;
        nextYear  = thisMonth.getFullYear();
        nextMonth = thisMonth.getMonth() + 1;
        if(nextMonth > 11){
                nextMonth = 0;
                nextYear++;
        }

        prevImgHTML  = '<img src="' + this.imagesPath + '/prev.gif" alt="<<" border="0" />';
        prevLinkHTML = '<a href="javascript:dynCalendar_instance.show(' + previousMonth + ', ' + previousYear + ')">' + prevImgHTML + '</a>';
        prevImgHTML  = '<img src="' + this.imagesPath + '/prevF.png" alt="<<<<" border="0" />';
        prevFullLinkHTML = '<a href="javascript:dynCalendar_instance.show(' + thisMonth.getMonth() + ', ' + previousFullYear + ')">' + prevImgHTML + '</a>';
        
        nextImgHTML  = '<img src="' + this.imagesPath + '/next.gif" alt=">>" border="0" />';
        nextLinkHTML = '<a href="javascript:dynCalendar_instance.show(' + nextMonth + ', ' + nextYear + ')">' + nextImgHTML + '</a>';
        nextImgHTML  = '<img src="' + this.imagesPath + '/nextF.png     " alt=">>>>" border="0" />';
        nextFullLinkHTML = '<a href="javascript:dynCalendar_instance.show(' + thisMonth.getMonth() + ', ' + nextFullYear + ')">' + nextImgHTML + '</a>';
            
        /**
        * Build month combo
        */
        if (this.useMonthCombo) {
                monthComboOptions = '';
                for (i=0; i<12; i++) {
                        selected = (i == thisMonth.getMonth() ? 'selected="selected"' : '');
                        monthComboOptions += '<option value="' + i + '" ' + selected + '>' + monthnames[i] + '</option>';
                }
                monthCombo = '<select name="months" onchange="dynCalendar_instance.show(this.options[this.selectedIndex].value, ' + this.objName + '.currentYear)">' + monthComboOptions + '</select>';
        } else {
                monthCombo =  
                   '<a href="javascript:dynCalendar_instance.showMonthPopup()">' +
                    monthnames[thisMonth.getMonth()] + 
                  '</a>';

        }
            
        /**
        * Build year combo
        */
        if (this.useYearCombo) {
                yearComboOptions = '';
                for (i = thisMonth.getFullYear() - this.yearComboRange; i <= (thisMonth.getFullYear() + this.yearComboRange); i++) {
                        selected = (i == thisMonth.getFullYear() ? 'selected="selected"' : '');
                        yearComboOptions += '<option value="' + i + '" ' + selected + '>' + i + '</option>';
                }
                yearCombo = '<select style="border: 1px groove" name="years" onchange="' + this.objName + '.show(' + this.objName + '.currentMonth, this.options[this.selectedIndex].value)">' + yearComboOptions + '</select>';
        } else {
                yearCombo =    
                //    '<a href="javascript: ' + this.callbackFunc + '(' + 1 + ', ' + 1 + ', ' + year + '); ' + this.objName + '._hideLayer()">' + 
                    '<a href="javascript:dynCalendar_instance.showYearPopup(-1,false)">' +
                    thisMonth.getFullYear() 
                    + '</a>';
                    
        }

        html = '<table border="0" bgcolor="#eeeeee">';
        html += '<tr><td class="dynCalendar_header">' + 
                prevFullLinkHTML + ' ' + prevLinkHTML +
                '</td><td colspan="5" align="center" class="dynCalendar_header">'  +
                monthCombo + ' ' + yearCombo + 
                '</td><td align="right" class="dynCalendar_header">' + 
                nextLinkHTML +  ' ' +  nextFullLinkHTML +
                '</td></tr>';
         
        if (this.type == 'day') {
            html += '<tr>';
            html += '<td class="dynCalendar_dayname">Sun</td>';
            html += '<td class="dynCalendar_dayname">Mon</td>';
            html += '<td class="dynCalendar_dayname">Tue</td>';
            html += '<td class="dynCalendar_dayname">Wed</td>';
            html += '<td class="dynCalendar_dayname">Thu</td>';
            html += '<td class="dynCalendar_dayname">Fri</td>';
            html += '<td class="dynCalendar_dayname">Sat</td></tr>';
            html += '<tr>' + ret.join('</tr>\n<tr>') + '</tr>';
        }
        
        /**
        * Build OK / Cancel (if get is specified)
        */
         
        if (this._submitForm) {
            html += '<tr>';
            html += '<td colspan="7"><table width="100%"><tr>';
        
            // OK
            html += '<td>&nbsp</td>';
            html += '<td align="center" class="dynCalendar_popupSelected">' + 
                  '<a href="javascript:dynCalendar_instance.submit()">' + 
		'OK</a></td>';
            html += '<td>&nbsp</td>';
        
            // Cancel
            html += '<td align="center" class="dynCalendar_popupSelected">' + 
                                '<a href="javascript:dynCalendar_instance._hideLayer()">' + 
                                'Cancel</a></td>';
            
            html += '<td>&nbsp</td>';
            html += '</tr></table></td>';
            html += '</tr>';
        }
        
        
        html += '</table>';

        this._setHTML(html);
        
        this._showLayer();
        this._hidePopupLayer();
        if (!arguments[0] && !arguments[1]) {
            this._setLayerPosition();
        }
            
    }

    function dynCalendar_showMonthPopup()
    {
        
        
        html = '<table border="0" bgcolor="#eeeeee">';
        
        monthnames = new Array('January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December');
                for (var i=0;i<12;i++) {
            // TODO  - highlight current...
            cssClass = (this.currentMonth == i) ? 'dynCalendar_popupSelected' : 'dynCalendar_popup';
            html += '<tr><td align="left" class="'+cssClass + '">' + 
                                '<a href="javascript:dynCalendar_instance.show(' +   i    + ', ' + this.currentYear + ')' + '"'+
                                '>' + monthnames[i] + '</a></td></tr>';
        
        }
        html += '</table>';
        this._setPopupHTML(html);
        this._showPopupLayer(50);
        this._showLayer();
    }
    
    function dynCalendar_showYearPopup(year,hideit)
    {
        var cssClass;
        
        if (this.currentYear == year) {
            this._hidePopupLayer();
            this._showLayer();
            return;
        }
        if (year != -1) {
            this.currentYear = year;
        }
        this.show(this.currentMonth,this.currentYear)
        html = '<table border="0" bgcolor="#eeeeee">';
        var yy0 = this.currentYear.toString().substring(0,2);
        var yy1 = this.currentYear.toString().substring(2,3);
        var yy2 = this.currentYear.toString().substring(3,4);
         
        html += '<tr><td colspan="3" class="dynCalendar_popupSelected"  >'+
                '<a href="javascript:dynCalendar_instance.show(' +   this.currentMonth  + ', ' + this.currentYear + ')' + '">' +
                this.currentYear+
                '</a></td></tr>';
        
                for (var i=0;i<10;i++) {
            cssClass = (yy0 == (i+19)) ?'dynCalendar_popupSelected' : 'dynCalendar_popup';
            html += '<tr>'+
                    '<td align="left" class="'+cssClass + '">' + 
                        ((i < 2) ? 
                              '<a href="javascript:dynCalendar_instance.showYearPopup(' + (i+19) + yy1 + yy2 + ',false)">' + 
                        (i+19) + '</a>' : '&nbsp;' ) +
                        '</td>';
            cssClass = (yy1 == i) ? 'dynCalendar_popupSelected' : 'dynCalendar_popup';
            html +=  '<td align="left" class="'+cssClass + '">' + 
                      '<a href="javascript:dynCalendar_instance.showYearPopup(' + yy0 + (i) + yy2 +',false)">' + 
                         i + '</a></td>';
            cssClass = (yy2 == i) ? 'dynCalendar_popupSelected' : 'dynCalendar_popup';
            html += '<td align="left" class="'+cssClass + '">' + 
                      '<a href="javascript:dynCalendar_instance.showYearPopup(' + yy0 + yy1 + (i) + ',true)">' + 
                         i + '</a></td>' +
                    '</tr>';
                    
                    
        }
        html += '</table>';
        this._setPopupHTML(html);
        if (!hideit) {
        this._showPopupLayer(100);
        }
        this._showLayer();
        
    }
    function dynCalendar_getPopupLayer()
    {
        var layerID = '_dynCalendarPopupMonth';

        if (document.getElementById(layerID)) {

                return document.getElementById(layerID);

        } 
	alert('can not find:' + layerID);
    }
    
    function dynCalendar_setPopupHTML(html)
    {
        this._getPopupLayer().innerHTML = html;
    }

    function dynCalendar_showPopupLayer(offset)
    {
        this._getPopupLayer().style.top   = this._y + 'px';
        this._getPopupLayer().style.left  = (this._x + offset) + 'px';

        this._getPopupLayer().style.visibility = 'visible';
    }
        
    function dynCalendar_hidePopupLayer()
    {
        dynCalendar_getPopupLayer().style.visibility = 'hidden';
    }
    
    function dynCalendar_getByName(name) {
        if (document.getElementById(name)) {
                return document.getElementById(name);
        } 
        alert("can not find " + name);
        
    }


    function dynCalendar_setForm(day,month,year) {
            // assigns in ISO standard to the named object..
            // then assigns in Human readable to the displayed version...
            if (this.type == 'day') {
                this.getByName(this.originalName).value = year + '-' + month + '-' + day;
                monthnames = new Array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sept', 'Oct', 'Nov', 'Dec');
                this.getByName('dyncalendar_visable_' + this.originalName).value = day + ' ' + monthnames[month-1] + ' ' + year;
            } else {
                this.getByName(this.originalName).value = year + '-' + month;
                monthnames = new Array('Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sept', 'Oct', 'Nov', 'Dec');
                this.getByName('dyncalendar_visable_' + this.originalName).value = monthnames[month-1] + ' ' + year;
            }
    
    }
    function dynCalendar_submit() {
        if (!this._submitForm) {
            // oops.
        }
        this.setForm(this.currentDay,this.currentMonth + 1,this.currentYear);
        this.getByName(this.originalName).form.submit();
         
        
    }
        
    

    /**
    * Modifies input entries for calendar buttons
    *
    * @access public
    */
    function dynCalendar_writeHTML()
    {
         
        var add_span            = document.createElement("SPAN");
        
        var add_link            = document.createElement("A");
        add_link.setAttribute('href','javascript: var _tmp="";');
         
        var add_input           = document.createElement("INPUT");
        add_input.size          = 12;
        add_input.name          = 'dyncalendar_visable_' + this.originalName ;
        add_input.id            = 'dyncalendar_visable_' + this.originalName ;
        
       
        var add_img     = document.createElement("IMG");
        this.imgObj = add_img;
        add_img.src     = this.imagesPath + 'dynCalendar.gif';
        add_img.border  = 0;
        add_img.height  = 16;
        add_img.width   = 16;
         
        
        var org_input = this.getByName(this.originalName);
         
        var add_input_org = org_input.cloneNode(1);
        add_input_org.type = 'hidden';
        add_link.appendChild(add_input_org);
        add_link.appendChild(add_input);
        add_link.appendChild(add_img);
        
        add_span.appendChild(add_link);
         
        
        org_input.parentNode.replaceChild(add_span,org_input);
        add_input.readOnly      = true;     
        //var target = is_ie5up  ? 'event.srcElement' : 'arguments[0].target';
        add_img.onclick = add_input.onclick  = 
            new Function('try { '+
                'dynCalendar_instance.showStart( event.srcElement.parentNode); ' +
                ' } catch (e) { ' +
                'dynCalendar_instance.showStart( arguments[0].target.parentNode); ' +
                '}');

        
    }
    /**
    * Writes HTML to document for layer
    *
    * @access public
    */
    function dynCalendar_writeLayers() {
        
        var add_div1 = document.createElement("DIV");
        
        add_div1.className      = "dynCalendar";
        add_div1.id             = "_dynCalendarPopupFull"
        add_div1.onmouseover = new Function ('dynCalendar_mouseover(true)'); 
        add_div1.onmouseout= new Function ('dynCalendar_mouseover(false)'); 
        
        
        var add_div2            = document.createElement("DIV");
        add_div2.className      = "dynCalendarPopup" 
        add_div2.id             =  "_dynCalendarPopupMonth"   
        add_div2.onmouseover = new Function ('dynCalendar_mouseover(true)'); 
        add_div2.onmouseout= new Function ('dynCalendar_mouseover(false)'); 
        
         
        document.body.appendChild(add_div1);
        document.body.appendChild(add_div2);
        
    }
    

    /**
    * Sets the offset to the mouse position
    * that the calendar appears at.
    *
    * @access public
    * @param integer Xoffset Number of pixels for vertical
    *                        offset from mouse position
    * @param integer Yoffset Number of pixels for horizontal
    *                        offset from mouse position
    */
    function dynCalendar_setOffset(Xoffset, Yoffset)
    {
            this.setOffsetX(Xoffset);
            this.setOffsetY(Yoffset);
    }

    /**
    * Sets the X offset to the mouse position
    * that the calendar appears at.
    *
    * @access public
    * @param integer Xoffset Number of pixels for horizontal
    *                        offset from mouse position
    */
    function dynCalendar_setOffsetX(Xoffset)
    {
        this.offsetX = Xoffset;
    }

    /**
    * Sets the Y offset to the mouse position
    * that the calendar appears at.
    *
    * @access public
    * @param integer Yoffset Number of pixels for vertical
    *                        offset from mouse position
    */
    function dynCalendar_setOffsetY(Yoffset)
    {
        this.offsetY = Yoffset;
    }
        
    /**
    * Sets the images path
    *
    * @access public
    * @param string path Path to use for images
    */
    function dynCalendar_setImagesPath(path)
    {
        this.imagesPath = path;
    }

    /**
    * Turns on/off the month dropdown
    *
    * @access public
    * @param boolean useMonthCombo Whether to use month dropdown or not
    */
    function dynCalendar_setMonthCombo(useMonthCombo)
    {
        this.useMonthCombo = useMonthCombo;
    }

    /**
    * Turns on/off the year dropdown
    *
    * @access public
    * @param boolean useYearCombo Whether to use year dropdown or not
    */
    function dynCalendar_setYearCombo(useYearCombo)
    {
        this.useYearCombo = useYearCombo;
    }

    /**
    * Sets the current month being displayed
    *
    * @access public
    * @param boolean month The month to set the current month to
    */
    function dynCalendar_setCurrentMonth(month)
    {
        this.currentMonth = month;
    }
    
    /**
    * Sets the current month being displayed
    *
    * @access public
    * @param boolean year The year to set the current year to
    */
    function dynCalendar_setCurrentYear(year)
    {
        this.currentYear = year;
    }

    /**
    * Sets the range of the year combo. Displays this number of
    * years either side of the year being displayed.
    *
    * @access public
    * @param integer range The range to set
    */
    function dynCalendar_setYearComboRange(range)
    {
        this.yearComboRange = range;
    }

    /**
    * Returns the layer object
    *
    * @access private
    */
    function dynCalendar_getLayer()
    {
        var layerID = "_dynCalendarPopupFull";

        if (document.getElementById(layerID)) {

            return document.getElementById(layerID);

        } 
	return false;
        
    }

    /**
    * Hides the calendar layer
    *
    * @access private
    */
    function dynCalendar_hideLayer()
    {
        if (!dynCalendar_getLayer()) {
            return;
        }
        dynCalendar_getLayer().style.visibility = 'hidden';
        dynCalendar_hidePopupLayer();
    }

    /**
    * Shows the calendar layer
    *
    * @access private
    */
    function dynCalendar_showLayer()
    {
        this._getLayer().style.visibility = 'visible';
    }

    /**
    * Sets the layers position
    *
    * @access private
    */
    function dynCalendar_setLayerPosition()
    {
        var ox=0,oy=0;
        
        oy = this.imgObj.offsetTop;
        ox = this.imgObj.offsetLeft;
        
        var n = this.imgObj; 
        //alert(n.nodeName + ",x:"+n.offsetLeft +",y:"+ n.offsetTop);
        while (n.offsetParent) {
            n = n.offsetParent;
            //alert(n.nodeName + ",x:"+n.offsetLeft +",y:"+ n.offsetTop);
            if (n.nodeName && (n.offsetTop || n.offsetLeft)) {
                oy = oy +  n.offsetTop;
                ox = ox +  n.offsetLeft;
                
            }
        }
         //alert("x:"+ox +",y:"+oy)
        
        this._getLayer().style.top  = this.offsetY + oy + 'px';//(dynCalendar_mouseY + this.offsetY) + 'px';
        this._getLayer().style.left = this.offsetX + ox +  'px';//(dynCalendar_mouseX + this.offsetX) + 'px';
         
        this._x = this.offsetX+ ox;//(dynCalendar_mouseX + this.offsetX);
        this._y = this.offsetY+ oy;//(dynCalendar_mouseY + this.offsetY);
    
    }

    /**
    * Sets the innerHTML attribute of the layer
    *
    * @access private
    */
    function dynCalendar_setHTML(html)
    {
        this._getLayer().innerHTML = html;
    }

    /**
    * Returns number of days in the supplied month
    *
    * @access private
    * @param integer month The month to get number of days in
    * @param integer year  The year of the month in question
    */
    function dynCalendar_getDaysInMonth(month, year)
    {
        monthdays = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
        if (month != 1) {
            return monthdays[month];
        } else {
            return ((year % 4 == 0 && year % 100 != 0) || year % 400 == 0 ? 29 : 28);
        }
    }

    /**
    * onMouse(Over|Out) event handler
    *
    * @access private
    * @param boolean status Whether the mouse is over the
    *                       calendar or not
    */
    function dynCalendar_mouseover(status)
    {
         
        dynCalendar_mouseoverStatus = status;
        return true;
    }

    /**
    * onMouseMove event handler
    */
    dynCalendar_oldOnmousemove = document.onmousemove ? document.onmousemove : new Function;

    document.onmousemove = function ()
    {
              
        if (arguments[0]) {
           // dynCalendar_mouseX = arguments[0].pageX;
           // dynCalendar_mouseY = arguments[0].pageY;
        } else {
           // dynCalendar_mouseX = event.clientX + document.body.scrollLeft;
           // dynCalendar_mouseY = event.clientY + document.body.scrollTop;
            arguments[0] = null;
        }
    
        dynCalendar_oldOnmousemove();
     
    }

    /**
    * Callbacks for document.onclick
    */
    dynCalendar_oldOnclick = document.onclick ? document.onclick : new Function;

    document.onclick = function ()
    {
         
        
        if (arguments[0]) {
            dynCalendar_mouseX = arguments[0].pageX;
            dynCalendar_mouseY = arguments[0].pageY;
            //alert(arguments[0].pageY);
        }
        
        if(!dynCalendar_mouseoverStatus){
            dynCalendar_hideLayer();
        }

        dynCalendar_oldOnclick(arguments[0] ? arguments[0] : null);
     
            
    }