function getTime()
{
	var now = new Date()
	var hour = now.getHours()
	var minute = now.getMinutes()
	now = null
	var ampm = "" 

	if (hour >= 12)
	{
		hour -= 12
		ampm = "PM"
	}
	else
		ampm = "AM"
	hour = (hour == 0) ? 12 : hour

	if (minute < 10)
		minute = "0" + minute // do not parse this number!

	return hour + ":" + minute + " " + ampm
}

function leapYear(year)
{
	if (year % 4 == 0) // basic rule
		return true // is leap year
	return false // is not leap year
}

function getDays(month, year)
{
	var ar = new Array(12)
	ar[0] = 31 // January
	ar[1] = (leapYear(year)) ? 29 : 28 // February
	ar[2] = 31 // March
	ar[3] = 30 // April
	ar[4] = 31 // May
	ar[5] = 30 // June
	ar[6] = 31 // July
	ar[7] = 31 // August
	ar[8] = 30 // September
	ar[9] = 31 // October
	ar[10] = 30 // November
	ar[11] = 31 // December
	return ar[month]
}		

function getMonthName(month) {
var ar = new Array(12)
ar[0] = "Enero"
ar[1] = "Febrero"
ar[2] = "Marzo"
ar[3] = "Abril"
ar[4] = "Mayo"
ar[5] = "Junio"
ar[6] = "Julio"
ar[7] = "Agosto"
ar[8] = "Septiembre"
ar[9] = "Octubre"
ar[10] = "Noviembre"
ar[11] = "Diciembre"

return ar[month]
}

function setCal(bandera)
{
	var now = new Date()
	var year;
	var month = now.getMonth();
	switch(bandera)
	{	
		case 0:		year = now.getYear(); break;
		case 1:		if(month==11)
					{
						year = now.getYear()+1
						month = 0
					}
					else
					{
						year = now.getYear()
						month = now.getMonth()+1
					}
					break
		default:	if(month = now.getMonth()==0)
					{
						year = now.getYear()-1
						month = 11
					}
					else
					{
						year = now.getYear()
						month = now.getMonth()-1
					}
	}
	
	if (year < 1000)
		year+=1900
	
	var monthName = getMonthName(month)
	var date = now.getDate()
	now = null

	var firstDayInstance = new Date(year, month, 1)
	var firstDay = firstDayInstance.getDay()
	firstDayInstance = null

	var days = getDays(month, year)

	drawCal(firstDay + 1, days, date, monthName, year, bandera)
}

function drawCal(firstDay, lastDate, date, monthName, year, bandera)
{
	var headerHeight = 40 // height of the table's header cell	
	var border = 8 // 3D height of table's border
	var cellspacing =0 // width of table's border
	var headerColor = "#FFFFFF" // color of table's header 
	var headerSize = "+2" // size of tables header font
	var colWidth = 45 // width of columns in table
	var dayCellHeight = 20// height of cells containing days of the week
	var dayCAolor = "#FFFFFF" // color of font representing week days
	var cellHeight = 20 // height of cells representing dates in the calendar
	var todayColor = "#FF0000" // color specifying today's date in the calendar

	var text = "" // initialize accumulative variable to empty string
	text += '<CENTER>'
	text += '<TABLE BORDER=' + border + ' CELLSPACING=' + cellspacing + '>' // table settings
	text += '<TH COLSPAN=7 HEIGHT=' + headerHeight + '>' // create table header cell
	text += '<FONT COLOR="' + headerColor + '" SIZE=' + headerSize + '>' // set font for table header
	text += monthName + ' ' + year 
	text += '</FONT>' // close table header's font settings
	text += '</TH>' // close header cell

	var openCol = '<TD WIDTH=' + colWidth + ' HEIGHT=' + dayCellHeight + '>'
	openCol += '<FONT COLOR="' + todayColor + '">'
	var closeCol = '</FONT></TD>'

	var weekDay = new Array(7)
	weekDay[0] = "Dom"
	weekDay[1] = "Lun"
	weekDay[2] = "Mar"
	weekDay[3] = "Mie"
	weekDay[4] = "Jue"
	weekDay[5] = "Vie"
	weekDay[6] = "Sab"

	text += '<TR ALIGN="center" VALIGN="center">'
	for (var dayNum = 0; dayNum < 7; ++dayNum)
		text += openCol + weekDay[dayNum] + closeCol 
	text += '</TR>'

	var digit = 1
	var curCell = 1

	for (var row = 1; row <= Math.ceil((lastDate + firstDay - 1) / 7); ++row)
	{
		text += '<TR ALIGN="right" VALIGN="top">'
		for (var col = 1; col <= 7; ++col)
		{
			if (digit > lastDate)
				break
			if (curCell < firstDay)
			{
				text += '<TD></TD>';
				curCell++
			}
			else
			{
				if (digit == date && bandera == 0) 
				{ // current cell represent today's date
					text += '<TD HEIGHT=' + cellHeight + '>'
					text += '<FONT COLOR="' + todayColor + '">'
					text += digit
					text += '</FONT>'
					text += '</TD>'
				} 
				else
				{
					text += '<TD HEIGHT=' + cellHeight + '>'
					text += '<FONT COLOR="' + dayCAolor + '">'
					text += digit
					text += '</FONT>'
					text += '</TD>'
				}
				digit++
			}
		}
		text += '</TR>'
	}
	text += '</TABLE>'
	text += '</CENTER>'
	document.write(text) 
}