\n";
szRet += "\n";
szRet += "\n";
return szRet;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
// Create Calendar / Return Values
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
function RetSelDate(nDay,nMonth,nYear)
{
var objRet = CreateDateObject();
// If we have a valid date and Year set
// the return object values
if(nDay && nYear)
{
objRet.Month = nMonth;
objRet.Date = nDay;
objRet.Year = nYear;
}
self.returnValue = objRet;
self.close();
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
function GenerateCalendar(nMonth,nYear,nDate,szArrayBooked)
{
document.open("text/html","replace");
document.write(CalendarEngine(nMonth,nDate,nYear,szArrayBooked));
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
function SetDate(nMonth,nDate,nYear,bShowStart,szArrayBooked)
{
if (nYear < 2000)
nYear += 1900;
// Set the Date Object
objDate.Month = Number(nMonth);
objDate.Date = Number(nDate);
objDate.Year = Number(nYear);
objDate.ShowStart = Boolean(bShowStart);
GenerateCalendar(nMonth,nYear,nDate,szArrayBooked);
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
// Navigate Months / Years
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//function SetToday()
//{
// var now = new Date();
// var nMonth = Number(now.getMonth());
// var nYear = Number(now.getYear());
//
// if (nYear < 2000)
// nYear += 1900;
//
// GenerateCalendar(nMonth,nYear);
//}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
function SetPreviousMonth(nMonth,nYear,oDateMonth,oDateDate,oDateYear,oDateShowStart,szArrayBooked)
{
nMonth = Number(nMonth);
nYear = Number(nYear);
// Set the Date Object so it is live
// when we re-draw the document object
objDate.Month = oDateMonth;
objDate.Date = oDateDate;
objDate.Year = oDateYear;
objDate.ShowStart = oDateShowStart;
if(nMonth == 0)
{
nMonth = 11;
if(nYear > 1000)
nYear--;
}
else
nMonth--;
GenerateCalendar(nMonth,nYear,0,szArrayBooked);
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
function SetNextMonth(nMonth,nYear,oDateMonth,oDateDate,oDateYear,oDateShowStart,szArrayBooked)
{
nMonth = Number(nMonth);
nYear = Number(nYear);
// Set the Date Object so it is live
// when we re-draw the document object
objDate.Month = oDateMonth;
objDate.Date = oDateDate;
objDate.Year = oDateYear;
objDate.ShowStart = oDateShowStart;
if(nMonth == 11)
{
nMonth = 0;
nYear++;
}
else
nMonth++;
GenerateCalendar(nMonth,nYear,0,szArrayBooked);
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
// Support Functions
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function GetDaysInMonth(nMonth,nYear)
//
// Purpose: To return number of days in a month accounting for leap years
//
//--------------------------------------------------------------------------
function GetDaysInMonth(nMonth,nYear)
{
var nDays = new Number();
if((nMonth == 0) ||
(nMonth == 2) ||
(nMonth == 4) ||
(nMonth == 6) ||
(nMonth == 7) ||
(nMonth == 9) ||
(nMonth == 11))
nDays = 31;
else if((nMonth == 3) ||
(nMonth == 5) ||
(nMonth == 8) ||
(nMonth == 10))
nDays = 30;
else if((nMonth == 1) &&
(IsLeapYear(nYear)))
nDays = 29;
else
nDays = 28;
return nDays;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function IsLeapYear(nYear)
//
// Purpose: To return a Date Object from the szBaseDate
//
// nYear - Year to be determined if it is a leap year or not.
//
//--------------------------------------------------------------------------
function IsLeapYear(nYear)
{
if (((nYear % 4) == 0) &&
((nYear % 100) != 0) ||
((nYear % 400) == 0))
return true;
return false;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function ParseDate(szBaseDate,bDateIsSelectable)
//
// Purpose: To return a Date Object from the szBaseDate
//
// szBaseDate - The base date. Must be a valid date in a format
// that the Date() function can understand.
//
// NOTE: - There is no error handling for this.
//
// bDateIsSelectable - Sets whether the Date in szStartDate is a selectable
// date or not.
//
//--------------------------------------------------------------------------
function ParseDate(szBaseDate,bDateIsSelectable)
{
var objDate = CreateDateObject();
var nToday;
if((szBaseDate) && (szBaseDate.length))
{
var oDate = new Date(szBaseDate);
nToday = new Number(oDate.getDate());
nToday++;
objDate.Month = oDate.getMonth();
objDate.Date = nToday;
objDate.Year = oDate.getYear();
}
else
{
var oDate = new Date();
objDate.Month = oDate.getMonth();
objDate.Date = oDate.getDate();
objDate.Year = oDate.getYear();
}
if((bDateIsSelectable == null) || (bDateIsSelectable == true))
objDate.ShowStart = true;
else
objDate.ShowStart = false;
return objDate;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function CreateDateObject()
//
// Purpose: Creates an Initialized Custom Date Object
//
//--------------------------------------------------------------------------
function CreateDateObject()
{
var obj = new Object();
obj["Month"] = 0;
obj["Date"] = 0;
obj["Year"] = 0;
obj["ShowStart"] = false;
//obj["FontSize"] = nFontSize;
return obj;
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function GetMonthName(nMonth,nFormat)
//
// Purpose: To determine if oDate is not populated
// and has the base initialization values
//
// nMonth - Zero based month number
// nFormat - use constants provided
//
// cSHORTDATE = 0;
// cLONGDATE = 1;
//
// NOTE: - Optional. The default is cSHORTDATE
//
// Returns Month name as as string
//
//--------------------------------------------------------------------------
function GetMonthName(nMonth,nFormat)
{
if(!nFormat)
{
switch(Number(nMonth))
{
case 0: return "Jan";
case 1: return "Feb";
case 2: return "Mar";
case 3: return "Apr";
case 4: return "May";
case 5: return "Jun";
case 6: return "Jul";
case 7: return "Aug";
case 8: return "Sep";
case 9: return "Oct";
case 10: return "Nov";
case 11: return "Dec";
}
}
else if(nFormat == cLONGDATE)
{
switch(Number(nMonth))
{
case 0: return "January";
case 1: return "February";
case 2: return "March";
case 3: return "April";
case 4: return "May";
case 5: return "June";
case 6: return "July";
case 7: return "August";
case 8: return "September";
case 9: return "October";
case 10: return "November";
case 11: return "December";
}
}
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function IncrementYear(aryDate)
//
// If the month is greater than 11 increment the year and
// subtract 12 from the month.
//
// aryDate is an array of 2 elements so it can be passed
// by reference
//
// aryDate[0] = number representing the month
// aryDate[1] = number representing the year
//
//------------------------------------------------------------------
function IncrementYear(aryDate)
{
if((aryDate == undefined) || (isNaN(aryDate[0])) || (isNaN(aryDate[0])))
return;
do
{
if(aryDate[0] > 11)
{
aryDate[0] -= 12;
aryDate[1]++;
}
else
break;
}while(1);
}
//-----------------------------------------------------------------------------------------------------------------------------------------------------------------------
//
// function DecrementYear(aryDate,nBaseYear)
//
// If the year is greater than the nBaseYear decrement the year
// and add 12 to the month
//
// aryDate is an array of 2 elements so it can be passed
// by reference
//
// aryDate[0] = number representing the month
// aryDate[1] = number representing the year
//
//------------------------------------------------------------------
function DecrementYear(aryDate,nBaseYear)
{
if((aryDate == undefined) || (isNaN(aryDate[0])) || (isNaN(aryDate[0])))
return;
do
{
if(aryDate[1] > nBaseYear)
{
aryDate[0] += 12;
aryDate[1]--;
}
else
break;
}while(1);
}
//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
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