/*
    JavaScript Calendar
    (c) 2008 Softrip LLC
    
    Shows a calendar in an absolutely-positioned div
*/

//Checks if the specified style is defined
function CheckStyle(strclass)
{
    try
    {
        var rules;

        if (typeof document.styleSheets != "undefined")
        {
            var cssSheets = document.styleSheets;
            
            for (var i = 0; i < cssSheets.length; i++)
            {
                //using IE or FireFox/Standards Compliant
                rules =  (typeof cssSheets[i].cssRules != "undefined") ? cssSheets[i].cssRules : cssSheets[i].rules;

                for (var j = 0; j < rules.length; j++)
                {
                    try
                    {
                        if (rules[j].selectorText != '' && rules[j].selectorText.toUpperCase() == strclass.toUpperCase())
                        {
                            return true;
                        }
                    }
                    catch (ex) {}
                }
            }
        }

        //Done
        return false;
    }
    catch (ex)
    {
        //There was an error
        //alert('CheckStyle(' + strclass + ') Failed: \n' + ex);
        return false;
    }
}

//Initialize calendar - Put generic calendar div
var cal_calid = 'mycal';
var cal_shown = false;
var cal_defaultformat = 'dd MMM yyyy';
var cal_defaultmonths = 1;
var cal_defaultvertical = 'NO';
var ie = document.all;
//The calendar
document.write('<div id="' + cal_calid + '" class="calendar" onclick="cal_shown=true;"></div>');
//The tooltip
document.write('<div id="calinfo" class="cal_info" nowrap>&nbsp;</div>');

//Default calendar styles - Only build if not defined by some other styles
document.write('<style type="text/css">');
if(!CheckStyle('.cal_calendar'))        document.write('.cal_calendar     {cursor: default; background-color: #EEEEF0; border: 1px solid #000000; font-size: 11px; font-family: Arial, Helvetica, sans-serif;}')

if(!CheckStyle('.cal_weekday'))         document.write('.cal_weekday      {background-color: #AAAAAA; border-bottom: 1px solid #000000; text-align: center; height:14px;}');

if(!CheckStyle('.cal_month'))
{
    document.write('.cal_month        {background-color: #9999FF; color: #FFFFFF; border-bottom: 1px solid #000000; text-align: left;}');
    document.write('.cal_month a      {background-color: #6666FF; padding: 0px 1px 0px 2px; color: #FFFFFF; font-weight: bold; text-decoration: none;}');
}

if(!CheckStyle('.cal_year'))
{
    document.write('.cal_year         {background-color: #9999FF; color: #FFFFFF; border-bottom: 1px solid #000000; text-align: right;}');
    document.write('.cal_year  a      {background-color: #6666FF; padding: 0px 1px 0px 2px; color: #FFFFFF; font-weight: bold; text-decoration: none;}');
}

if(!CheckStyle('.cal_nodate'))          document.write('.cal_nodate       {color: #AAAAAA; text-align: center; font-style: italic; text-decoration: line-through;}');
if(!CheckStyle('.cal_date'))            document.write('.cal_date         {cursor: pointer; text-align: center; padding: 0 0 0 0;}');
if(!CheckStyle('.cal_dateselected'))    document.write('.cal_dateselected {border: 1px solid #000000; cursor: pointer; text-align: center; font-weight: bold;}');

if(!CheckStyle('.cal_info')) document.write('.cal_info         {z-index: 200; background-color: #FFFF99; padding: 2px 2px 2px 2px; display: none; position: absolute; text-align: center; border: 1px solid #000000; font-size: 11px; font-family: Arial, Helvetica, sans-serif;}');
document.write('</style>');

//Full month names
var cal_fullmonths  = new Array(12);
cal_fullmonths[0]   = 'January';
cal_fullmonths[1]   = 'February';
cal_fullmonths[2]   = 'March';
cal_fullmonths[3]   = 'April';
cal_fullmonths[4]   = 'May';
cal_fullmonths[5]   = 'June';
cal_fullmonths[6]   = 'July';
cal_fullmonths[7]   = 'August';
cal_fullmonths[8]   = 'September';
cal_fullmonths[9]   = 'October';
cal_fullmonths[10]  = 'November';
cal_fullmonths[11]  = 'December';

//Short month names
var cal_shortmonths = new Array(12);
cal_shortmonths[0]  = 'Jan';
cal_shortmonths[1]  = 'Feb';
cal_shortmonths[2]  = 'Mar';
cal_shortmonths[3]  = 'Apr';
cal_shortmonths[4]  = 'May';
cal_shortmonths[5]  = 'Jun';
cal_shortmonths[6]  = 'Jul';
cal_shortmonths[7]  = 'Aug';
cal_shortmonths[8]  = 'Sep';
cal_shortmonths[9]  = 'Oct';
cal_shortmonths[10] = 'Nov';
cal_shortmonths[11] = 'Dec';

//Add event handler to close the calendar when user clicks outside the calendar div
document.onclick = 
function hidecal2()
{
    //because cal_shown=false is set at the end of this function....so we must have document.getElementById(cal_calid).style.display != 'none' because 
    //HideCalendar() calls ShowElement() which might needlessly go through HUGE HUGE document tree looking to show SELECT and APPLET
    if (!cal_shown && document.getElementById(cal_calid).style.display != 'none')
    {
	    HideCalendar();
	}
	cal_shown = false;
}
/*
    ShowCalendar
    ------------
        Shows a calendar in an absolutely-positioned div on the screen
        Input:
            //evt             The event (used for mouse positioning)
            strsourceid		The id of the object that requested the calendar (usually a datepicker icon)
            strtargetid     The id of the object in which to put the selected date
            strformat       The formatting string to use for date display - Also the format in which the date will be entered in the target element (Default = cal_defaultformat)
            intmonths       The number of months to show on the calendar (Default = 1)
            datmin          The minimum valid date (Default = 1 Jan 1900)
            datmax          The maximum valid date (Default = 1 Jan 2050)
            strdefault      The default selected date (Default = Today's Date
            verticalmonth   The param controlling side-by-side month or one on top of another.  (yes = on top of each other, no = side-by-side) (for displaying more than 1 months)
            strweekdays     The weekdays that are allowed to be selected.  (1234567 where 1 = Sunday)
            stravaildates   The dates/any description you want to show that are available (Ex: 2009-09-05/10 seats available)
            strusetargetasdefault  Should we use the target as the default when opening the calendar
            )
            
*/

function ShowCalendar(strsourceid, strtargetid, strformat, intmonths, datmin, datmax, strdefault, verticalmonth, strweekdays, stravaildates, strusetargetasdefault, intleftposoverride)
{
    try
    {    
        //Variables
        var strval;
        var datstart = new Date();
        var strDebug = '';
        
        if (strsourceid && !document.getElementById(strsourceid))
        {
            strsourceid = strsourceid.id;
        }
        if (strtargetid && !document.getElementById(strtargetid))
        {
            strtargetid = strtargetid.id;
        }
          
        //Default variables and setup/initialization
        //Number of months to show
        if (!intmonths)
            intmonths = 1;
            
        if (!verticalmonth)
        {   verticalmonth = 'NO'; }
        else if (verticalmonth && intmonths == 1)
        {   verticalmonth = 'YES'; }
        else if (verticalmonth && intmonths > 1)
        {   
            if (verticalmonth.toUpperCase() == 'YES')
            {
                verticalmonth = 'YES';
            }
            else
            {   
                verticalmonth = 'NO';
            }
        }
        
        if (!strformat || strformat == '')
        //Date format
            strformat = cal_defaultformat;
        //Minimum selectable date
        if (datmin)
            datmin = new Date(datmin);
        else
            datmin = new Date('1 Jan 1900');
        //Maximum selectable date
        if (datmax)
            datmax = new Date(datmax);
        else
            datmax = new Date('1 Jan 3000');
        if (!strusetargetasdefault)
            strusetargetasdefault = 'Y';
            
        //Which month(s) to show?
        if (cal_shown)
        {
            if (strdefault && strdefault != '')
            {
                //No date selected (in the target), use the default date
                datstart.setTime(Date.parse(strdefault));
            }
            else
            {
                //No date selected and no default, use today's date
                datstart = new Date();
            }
        }
        else
        {   
            if (!document.getElementById(strtargetid) || strusetargetasdefault == 'N')
            {
                //alert('0');
                if (strdefault != '' && strdefault)
                {
                    //No date selected (in the target), use the default date
                    datstart.setTime(Date.parse(strdefault));
                }
                else
                {
                    //No date selected and no default, use today's date
                    datstart = new Date();
                }
            }
            else
            {
                //Start on the month of the currently selected date 
                datstart = new Date(document.getElementById(strtargetid).value);
                if (!datstart || isNaN(datstart))
                {
                    if (strdefault && strdefault != '')
                    {
                        //No date selected (in the target), use the default date
                        datstart.setTime(Date.parse(strdefault));
                        if (isNaN(datstart))
                        {
                            datstart = new Date();
                        }
                    }
                    else
                    {
                        //No date selected and no default, use today's date
                        datstart = new Date();
                    }
                }
            }
        }
        
        //Calculate the dates to show when user clicks previous/next controls
        datstart.setHours(0, 0, 0, 0);
        
        //Previous Month
        var datprev = new Date();
        datprev.setTime(datstart.getTime());
        datprev.setDate(21);
        datprev.setHours(0, 0, 0, 0);
        datprev.setTime(datprev.getTime() - (intmonths * 32 * 24 * 3600 * 1000));
        
        //Next Month
        var datnext = new Date();
        datnext.setTime(datstart.getTime());
        datnext.setDate(20);
        datnext.setHours(0, 0, 0, 0);
        datnext.setTime(datnext.getTime() + (intmonths * 32 * 24 * 3600 * 1000));
        
        var strcal = '';
        var dat;
        
        //Build the dropdowns
        strcal += BuildCalendarDropdowns(strtargetid, datstart, datstart, strformat, datmin, datmax, true, true, strsourceid, intmonths, true, null, datprev, datnext, strweekdays, stravaildates);
        
        //Build the calendar
        var i;
        //For each month requested
        for (i = 0; i < intmonths; i++)
        {
            dat = new Date();
            //Add i months to the original date
            datstart.setHours(0, 0, 0, 0);
            dat.setTime(datstart.getTime());
            dat.setDate(1);
            dat.setHours(0, 0, 0, 0);
            dat.setTime(dat.getTime() + (i * 32 * 24 * 3600 * 1000));
                        
            //we are displaying more than 1 month and we are displaying them side by side.
            strcal += '<table cellpadding="0" cellspacing="0" align="center"><tr><td valign="top">';
            
            if (i == 0)
            {
                //First Month
                if (intmonths == 1)
                {
                    //Show prev, next, close controls
                    strcal += BuildMonth(strtargetid, dat, datstart, strformat, datmin, datmax, true, true, strsourceid, intmonths, true, null, datprev, datnext, strweekdays, stravaildates);
                }
                else
                {
                    //Show prev control
                    strcal += BuildMonth(strtargetid, dat, datstart, strformat, datmin, datmax, true, false, strsourceid, intmonths, false, null, datprev, datnext, strweekdays, stravaildates);
                }
            }
            else if (i > 0)
            {
                //Middle or last month
                if (i == intmonths - 1)
                {
                    //Last month - Show next, close controls
                    strcal += BuildMonth(strtargetid, dat, datstart, strformat, datmin, datmax, false, true, strsourceid, intmonths, true, null, datprev, datnext, strweekdays, stravaildates);
                }
                else
                {
                    //Middle month - No controls
                    strcal += BuildMonth(strtargetid, dat, datstart, strformat, datmin, datmax, false, false, strsourceid, intmonths, false, null, datprev, datnext, strweekdays, stravaildates);
                }
            }
            
            //close the table right if we're display the months side by side)
            if (verticalmonth == 'NO' && i == intmonths)
            {
                strcal += '</td></tr></table>';
            }
        }
        
        //Put the calendar in the div
        document.getElementById(cal_calid).innerHTML = strcal;
                
        //Show the div
        var leftpos;
        var toppos;
        
        //Calculate position based on source object (usually a button or icon)
        var aTag = document.getElementById(strsourceid);
        
        intleftposoverride = intleftposoverride || 0; //if left position variable is not defined, set to zero. Otherwise, it will override the left position.

        leftpos = document.getElementById(strsourceid).offsetLeft - intleftposoverride;
        toppos  = document.getElementById(strsourceid).offsetTop + parseInt(document.getElementById(strsourceid).offsetHeight);
        
        //Loop through the DOM to get the absolute position
        do
        {
            aTag     = aTag.offsetParent;
            leftpos	+= aTag.offsetLeft;
            toppos  += aTag.offsetTop;
        } while (aTag.tagName != "BODY" && aTag.offsetParent);
        
        //Put the div
        document.getElementById(cal_calid).style.display  = 'block';
        document.getElementById(cal_calid).style.position = 'absolute';
        document.getElementById(cal_calid).style.left = (leftpos + 2) + 'px';
        document.getElementById(cal_calid).style.top  = (toppos  + 2) + 'px';
        
        //Hide selects and applets (IE6 only)
        HideElement('SELECT', cal_calid);
        HideElement('APPLET', cal_calid);
        
        //Done
        cal_shown = !cal_shown;
    }
    catch (ex)
    {
        //There was an error
        alert('ShowCalendar() Error:\n' + ex.message);
    }
}

/*
    BuildCalendarDropdowns
    ----------
        Returns an HTML table representing the dropdown months and years for a calendar
        Input:
            strtargetid         The id of the object in which to put the selected date
            datstart            The date for which to show a calendar (usually the first date in the current month)
            datsel              The currently-selected date
            strformat           The format in which to show all dates
            datmin              The minimum valid date
            datmax              The maximum valid date
            blnshowprevcontrol  Indicates whether to show the "Previous Month" control
            blnshownextcontrol  Indicates whether to show the "Next Month" control
            strsourceid			
            intmonths			
            blnshowclose        
            verticalmonth       
            prevmonth           The date to use when user clicks the previous control
            nextmonth           The date to use when the user clicks the next control
            strweekdays         The weekdays that are allowed to be selected.  (1234567 where 1 = Sunday)
            stravaildates       The date/description that are available (Ex: 2009-09-05/10 seats available)
*/
function BuildCalendarDropdowns(strtargetid, datstart, datsel, strformat, datmin, datmax, blnshowprevcontrol, blnshownextcontrol, strsourceid, intmonths, blnshowclose, verticalmonth, prevmonth, nextmonth, strweekdays, stravaildates)
{
    try
    {
        var strout = '';
        var datnext;
        var datprev;
        
        //Previous month
        datprev = prevmonth;
        //Next month
        datnext = nextmonth;
        
        //Make sure to set these correctly
        if (!strweekdays || strweekdays == '')
            strweekdays = '1234567';
        if (!stravaildates)
            stravaildates = '';
        if (stravaildates != '')
            stravaildates = stravaildates + ',';
        
        //Open the table
        strout += '<table cellpadding="2" cellspacing="0" align="center"><tr><td class="cal_prevnext" valign="middle">';
        strout += '<a border="0" href="javascript:{}" onclick="cal_shown=true;ShowCalendar(\'' + strsourceid + '\', \'' + strtargetid + '\', \'' + strformat + '\', \'' + intmonths + '\', \'' + FormatDate(datmin,'dd MMM yyyy') + '\', \'' + FormatDate(datmax,'dd MMM yyyy') + '\', \'' + FormatDate(datprev, 'dd MMM yyyy') + '\',\'' + verticalmonth +'\',\'' + strweekdays + '\',\'' + stravaildates + '\');" onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datprev, 'MMMM yyyy') + '\', event);" style="cursor: pointer;"><img src="BMIT/Pics/prevmonth.gif" border="0" /></a></td>';
        strout += '<td valign="top"><select class="cal_select" id="selcalmonth" onchange="cal_shown=true;updateCalendar(\'selcalmonth\', \'' + FormatDate(datstart,'dd MMM yyyy') + '\', \'' + strsourceid + '\', \'' + strtargetid + '\', \'' + strformat + '\', \'' + intmonths + '\', \'' + FormatDate(datmin,'dd MMM yyyy') + '\', \'' + FormatDate(datmax,'dd MMM yyyy') + '\', \'' + verticalmonth +'\',\'' + strweekdays + '\',\'' + stravaildates + '\')">';
        
        datstart = new Date(datstart);
        var dat;
        //Loop through all months
        for (var i = 0; i <= 11; i++)
        {
            if (i == datstart.getMonth())
                strout += '<option value=\'' + i + '\' selected>' + cal_fullmonths[i] + '</option>';
            else
                strout += '<option value=\'' + i + '\'>' + cal_fullmonths[i] + '</option>';
        }
        strout += '</select></td>';
        strout += '<td valign="top"><select class="cal_select" id="selcalyear" onchange="cal_shown=true;updateCalendar(\'selcalyear\', \'' + FormatDate(datstart,'dd MMM yyyy') + '\', \'' + strsourceid + '\', \'' + strtargetid + '\', \'' + strformat + '\', \'' + intmonths + '\', \'' + FormatDate(datmin,'dd MMM yyyy') + '\', \'' + FormatDate(datmax,'dd MMM yyyy') + '\', \'' + verticalmonth +'\',\'' + strweekdays + '\',\'' + stravaildates + '\')">';
        //Add one year before this year
        strout += '<option value=\'' + (datstart.getFullYear() - 1) + '\'>' + (datstart.getFullYear() - 1) + '</option>';
        //Add up to 5 years after this year
        for (var i = 0; i <= 4; i++)
        {
            if (i == 0)
                strout += '<option value=\'' + (datstart.getFullYear() + i) + '\' selected>' + (datstart.getFullYear() + i) + '</option>';
            else
                strout += '<option value=\'' + (datstart.getFullYear() + i) + '\'>' + (datstart.getFullYear() + i) + '</option>';
        }
        strout += '</select></td><td class="cal_prevnext" align="middle">';
        strout += '<a border="0" href="javascript:{}" onclick="cal_shown=true;ShowCalendar(\'' + strsourceid + '\', \'' + strtargetid + '\', \'' + strformat + '\', \'' + intmonths + '\', \'' + FormatDate(datmin,'dd MMM yyyy') + '\', \'' + FormatDate(datmax,'dd MMM yyyy') + '\', \'' + FormatDate(datnext, 'dd MMM yyyy') + '\',\'' + verticalmonth +'\',\'' + strweekdays + '\',\'' + stravaildates + '\');" onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datnext, 'MMMM yyyy') + '\', event);" style="cursor: pointer;"><img src="BMIT/Pics/nextmonth.gif" border="0" /></a></td></tr></table>';
        
        //Done
        return strout;
    }
    catch (ex)
    {
        //There was an error
        if (ex.message)
            alert('BuildCalendarDropdowns() Error:\n' + ex.message);
        else
            alert('BuildCalendarDropdowns() Error:\n' + ex);
    }
}

/*
    updateCalendar
    --------------
    Sets the new date based on what's selected in the dropdown and calls the ShowCalendar function again
*/
function updateCalendar(id, dat, strsourceid, strtargetid, strformat, intmonths, datmin, datmax, verticalmonth, strweekdays, stravaildates, strusetargetasdefault)
{
    var datnew;

    dat = new Date(dat);    
    //Set the next date first
    if (id == 'selcalmonth')
    {
        datnew = new Date();
        dat.setHours(0, 0, 0, 0);
        datnew.setTime(dat.getTime());
        datnew.setDate(1);
        datnew.setMonth(document.getElementById(id).value);
        datnew.setHours(0, 0, 0, 0);
    }
    else
    {
        datnew = new Date();
        dat.setHours(0, 0, 0, 0);
        datnew.setTime(dat.getTime());
        datnew.setDate(1);
        datnew.setFullYear(document.getElementById(id).value);
        datnew.setHours(0, 0, 0, 0);
    }
    //Now show the Calendar again
    ShowCalendar(strsourceid, strtargetid, strformat, intmonths, datmin, datmax, FormatDate(datnew, "MMM dd yyyy"), verticalmonth, strweekdays, stravaildates, strusetargetasdefault);
}

/*
    BuildMonth
    ----------
        Returns an HTML table representing a calendar
        Input:
            strtargetid         The id of the object in which to put the selected date
            datstart            The date for which to show a calendar (usually the first date in the current month)
            datsel              The currently-selected date
            strformat           The format in which to show all dates
            datmin              The minimum valid date
            datmax              The maximum valid date
            blnshowprevcontrol  Indicates whether to show the "Previous Month" control
            blnshownextcontrol  Indicates whether to show the "Next Month" control
            strsourceid			
            intmonths			
            blnshowclose        
            verticalmonth       
            prevmonth           The date to use when user clicks the previous control
            nextmonth           The date to use when the user clicks the next control
            strweekdays         The weekdays that are allowed to be selected.  (1234567 where 1 = Sunday)
            stravaildates       The date/description that are available (Ex: 2009-09-05/10 seats available)
*/
function BuildMonth(strtargetid, datstart, datsel, strformat, datmin, datmax, blnshowprevcontrol, blnshownextcontrol, strsourceid, intmonths, blnshowclose, verticalmonth, prevmonth, nextmonth, strweekdays, stravaildates)
{
    try
    {
        var datcurr;
        var datnext;
        var datnext;
        var strout;
        var blnsamemonth;
        var i;
        var strDateText;
        var strTempAvail;
        
        //Initialization and setup
        strout = '';
        
        if (datsel)
        {
            datsel = new Date(datsel);
        }
        datstart = new Date(datstart);
        datmin   = new Date(datmin);
        datmax   = new Date(datmax);
        
        //Start at the first of the selected month
        datcurr = new Date();
        datstart.setHours(0, 0, 0, 0);
        datcurr.setTime(datstart.getTime());
        datcurr.setDate(1);
        
        if (!strweekdays || strweekdays == '')
            strweekdays = '1234567';
        if (!stravaildates)
            stravaildates = '';
        if (stravaildates != '')
            stravaildates = stravaildates + ',';
        
        //Open table
        strout += '<table cellpadding="0" cellspacing="0" border="0" class="cal_calendar" width="150" height="150" style="padding: 0px 0px 0px 0px;">';
        
        //Weekday header
        strout += '<tr><td class="cal_weekday">Sun</td><td class="cal_weekday">Mon</td><td class="cal_weekday">Tue</td><td class="cal_weekday">Wed</td><td class="cal_weekday">Thu</td><td class="cal_weekday">Fri</td><td class="cal_weekday">Sat</td></tr>'
        
        //Loop through the days of the week before the first day of the month to place the first of the month on the right weekday
        strout += '<tr>';
        i = 0;
        if (datcurr.getDay() != 0)
        {
            for (i = 0; i < datcurr.getDay(); i++)
            {
                strout += '<td>&nbsp;</td>';
            }
        }
        
        //For each date in the month
        blnsamemonth = true;
        while (blnsamemonth)
        { 
            if (i % 7 == 0)
            {
                //Next row - New week
                strout += '</tr><tr>';
            }
            
            if (strweekdays.indexOf((parseInt(datcurr.getDay()) + 1)) == -1 || FormatDate(datcurr, "yyyy-MM-dd") > FormatDate(datmax, "yyyy-MM-dd") || FormatDate(datcurr, "yyyy-MM-dd") < FormatDate(datmin, "yyyy-MM-dd"))
            {
                //Date is outside the allowed bounds
                strout += '<td class="cal_nodate" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + '>' + datcurr.getDate() + '</td>';
            }
            else if(stravaildates != '')
            {
                if(stravaildates.indexOf(FormatDate(datcurr, "yyyy-MM-dd")) >= 0)
                {
                    //Get the Text to show on the date
                    strDateText = FormatDate(datcurr, strformat);
                    strTempAvail = stravaildates.substring(stravaildates.indexOf(FormatDate(datcurr, "yyyy-MM-dd")));
                    strTempAvail = strTempAvail.split("/")[1];
                    strTempAvail = strTempAvail.split(",")[0];
                    strDateText += '<br>' + strTempAvail;
                    
                    //Date is within the allowed bounds
                    if (datsel && FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(datsel, "yyyy-MM-dd"))
                    {
                        if (FormatDate(datcurr,'yyyy-MM-dd') == FormatDate(document.getElementById(strtargetid).value,'yyyy-MM-dd'))
                        {
                            //Selected date
                            strout += '<td class="cal_dateselected" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + strDateText + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                        }
                        else
                        {
                            //Not selected date
                            strout += '<td class="cal_date" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + strDateText + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                        }
                    }
                    else
                    {
                        if (FormatDate(datcurr,'yyyy-MM-dd') == FormatDate(document.getElementById(strtargetid).value,'yyyy-MM-dd'))
                        {
                            //Selected date
                            strout += '<td class="cal_dateselected" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + strDateText + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                        }
                        else
                        {
                            //Not selected date
                            strout += '<td class="cal_date" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + strDateText + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                        }
                    }
                }
                else
                {
                    //Date is outside the allowed bounds
                    strout += '<td class="cal_nodate" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + '>' + datcurr.getDate() + '</td>';
                }
            }
            else
            {
                //Date is within the allowed bounds
                if (datsel && FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(datsel, "yyyy-MM-dd"))
                {
                    if (FormatDate(datcurr,'yyyy-MM-dd') == FormatDate(document.getElementById(strtargetid).value,'yyyy-MM-dd'))
                    {
                        //Selected date
                        strout += '<td class="cal_dateselected" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datcurr, strformat) + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                    }
                    else
                    {
                        //Not selected date
                        strout += '<td class="cal_date" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datcurr, strformat) + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                    }
                }
                else
                {
                    if (FormatDate(datcurr,'yyyy-MM-dd') == FormatDate(document.getElementById(strtargetid).value,'yyyy-MM-dd'))
                    {
                        //Selected date
                        strout += '<td class="cal_dateselected" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datcurr, strformat) + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                    }
                    else
                    {
                        //Not selected date
                        strout += '<td class="cal_date" width="14%" ' + ((FormatDate(datcurr, "yyyy-MM-dd") == FormatDate(new Date(), "yyyy-MM-dd"))?' style="color: red;" ':'') + ' onmouseout="CalInfo(\'\', event);" onmousemove="CalInfo(\'' + FormatDate(datcurr, strformat) + '\', event);" onclick="cal_shown=true;document.getElementById(\'' + strtargetid + '\').value=\'' + FormatDate(datcurr, strformat) + '\';if (document.getElementById(\'' + strtargetid + '\').onblur) {document.getElementById(\'' + strtargetid + '\').onblur();} if (document.getElementById(\'' + strtargetid + '\').onchange) {document.getElementById(\'' + strtargetid + '\').onchange();} HideCalendar();">' + datcurr.getDate() + '</td>';
                    }
                }
            }
            
            //Next day
            datnext = new Date();
            //we are adding 26 hours instead of 24 because of daylight saving time.
            //adding 26 hours help make sure we jump fully into the next day so that 
            //if daylight saving time, -+1 hours would still put us in the next day.   must reset to midnight below.
            datcurr.setHours(0, 0, 0, 0);
            datnext.setTime(datcurr.getTime() + (1000 * 3600 * 26));
            //reset to midnight.
            datnext.setHours(0, 0, 0, 0);
            //Is this date in the same month?
            if (datnext.getMonth() != datcurr.getMonth())
            {
                blnsamemonth = false;
            }
            //we are adding 26 hours instead of 24 because of daylight saving time.
            //adding 26 hours help make sure we jump fully into the next day so that 
            //if daylight saving time, -+1 hours would still put us in the next day.   must reset to midnight below.
            datcurr.setHours(0, 0, 0, 0);
            datcurr.setTime(datcurr.getTime() + (1000 * 3600 * 26));
            //reset to midnight.
            datcurr.setHours(0, 0, 0, 0);
            
            //Next Date in the month
            i++;
        }  
        //Close last row
        strout += '</tr>';
        
        //"Close" button
        if (blnshowclose)
        {
        //only show close button if cal_showncloselast is true.
            strout += '<tr><td colspan="7" align="center"><a href="javascript:{}" style="cursor: pointer;" onmousemove="CalInfo(\'Close Calendar\', event);" onmouseout="CalInfo(\'\', event);" onclick="HideCalendar();">[Close]</td></tr>';
        }
        //Close table
        strout += '</table>';
        //Done
        return strout;
    }
    catch (ex)
    {
        //There was an error
        if (ex.message)
            alert('BuildMonth() Error:\n' + ex.message);
        else
            alert('BuildMonth() Error:\n' + ex);
    }
}


/*
    HideCalendar:
    -------------
        Hides the calendar and restores Selects and Applets to their original visibility
*/
function HideCalendar()
{
    document.getElementById(cal_calid).style.display = 'none';
    CalInfo('', null);
    ShowElement('SELECT');
    ShowElement('APPLET');
}

/*
    FormatDate
    ----------
        Returns a string representation of the specified date object
        Input:
            dat     The date to format
            frm     The formatting string
                        yyyy - 4-digit year
                        yy   - 2-digit year
                        MM   - 2-digit month
                        MMM  - Short month (Jan, Feb etc.)
                        MMMM - Full month (January, February etc.)
                        d    - Date (without padding/zeros)
                        dd   - 2-digit year

function FormatDate(dat, frm)
{
    var strout;
    
    if (!frm)
    {
        frm = 'dd MMM yyyy';
    }
    
    strout = frm;
    
    dat = new Date(dat);
    
    //Year
    //yyyy
    strout = strout.replace(/yyyy/g, dat.getFullYear());
    //yy
    strout = strout.replace(/yy/g, ('' + dat.getFullYear()).substring(2, 4));
    
    //Day
    //dd
    if (dat.getDate() < 10)
    {
        strout = strout.replace(/dd/g, '0' + dat.getDate());
    }
    else
    {
        strout = strout.replace(/dd/g, dat.getDate());
    }
    //d
    strout = strout.replace(/d/g, dat.getDate());
    
    //Month
    //MMMM
    strout = strout.replace(/MMMM/g, cal_fullmonths[dat.getMonth()]);
    //MMM
    strout = strout.replace(/MMM/g, cal_shortmonths[dat.getMonth()]);
    //MM
    if ((dat.getMonth() + 1) < 10)
    {
        strout = strout.replace(/MM/g, '0' + (dat.getMonth() + 1));
    }
    else
    {
        strout = strout.replace(/MM/g, dat.getMonth() + 1);
    }
    
    //Done
    return strout;
}
*/
/*
    GetMouseX
    ---------
        Returns the current X-Position of the mouse
*/
function GetMouseX(evt)
{
    try
    {
        if (ie)
        {
            if (!evt)
                evt = window.event;
            if (evt)
                return (ie ? (evt.clientX + document.body.scrollLeft)  : evt.pageX);
        }
        else
        {
            if (evt.pageX)
                return evt.pageX;
            else if (evt.clientX)
               return evt.clientX + (document.documentElement.scrollLeft ? document.documentElement.scrollLeft : document.body.scrollLeft);
            else
                return null;
        }
    }
    catch (ex)
    {
    }
}


/*
    GetMouseX
    ---------
        Returns the current X-Position of the mouse
*/
function GetMouseY(evt)
{
    try
    {
        if (ie)
        {
            if (!evt)
                evt = window.event;
            if (evt)
                return (ie ? (evt.clientY + document.body.scrollTop)  : evt.pageY);
        }
        else
        {
            if (evt.pageY)
                return evt.pageY;
            else if (evt.clientY)
               return evt.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop);
            else
                return null;
        }
    }
    catch (ex)
    {
    }
}


/*
    CalInfo
    ----------
        Sets the inner HTML of the calendar info div (= tooltip)
        Input:
            strmessage    The message to display - If blank, the tooltip will be hidden
*/
function CalInfo(strmessage, evt)
{
    if (strmessage == '')
    {
        //No message - Hide the tooltip
        document.getElementById('calinfo').style.display = 'none';
    }
    else
    {
        //There is a message - Show the tooltip
        document.getElementById('calinfo').innerHTML        = strmessage;
        document.getElementById('calinfo').style.position   = 'absolute';
        
        document.getElementById('calinfo').style.left = (GetMouseX(evt) + 12) + 'px';
        document.getElementById('calinfo').style.top  = (GetMouseY(evt) + 12) + 'px';
        
        document.getElementById('calinfo').style.display = 'block';
        document.getElementById('calinfo').style.zIndex = 1000;
    }
    //Set the status message
    SetStatus(strmessage);
}


/*
   SetStatus
   ---------
    Sets the window status message
    Input:
        strmessage      The message to display
*/
function SetStatus(strmessage)
{
    window.status = strmessage;
}





/*
 
//      GET ABSOLUTE POSITION OF ELEMENT
//        else
//        {
//            //Calculate position based on source object (usually a button or icon)
//            var aTag = document.getElementById(strsourceid);
//            
//            leftpos = document.getElementById(strsourceid).offsetLeft;
//            toppos  = document.getElementById(strsourceid).offsetTop + parseInt(document.getElementById(strsourceid).offsetHeight);
//            
//            //Loop through the DOM to get the absolute position
//            do
//            {
//	            aTag     = aTag.offsetParent;
//	            leftpos	+= aTag.offsetLeft;
//	            toppos  += aTag.offsetTop;
//            } while (aTag.tagName != "BODY");
//        }

*/