var tb = 't'; // top or bottom (t or b)
var headbg = '#f5f5f5';  // table heading background colour
var dowclr = '#afeeee';
var todaybg = '#00ffff'; // current selected date background colour
var todayclr = '#006600'; // current selected date colour
var sundayclr = '#cc0000'; // text colour for Sunday
var textclr = '#000000'; // text colour
var linkclr = '#0000cc'; // link text colour
var noMessage =  'No event messages for today'; // message to display when no entry in array

var dA = new Array();
var x = 0;
dA[x++] = "01010000 New Year";
dA[x++] = "26040000 Organization Anniversary";
dA[x++] = "10052008 Monthly Meeting - Bangor";
dA[x++] = "07062008 Monthly Meeting-Jordanstown";
dA[x++] = "17062008 Dialogue with Embassy, Dublin";
dA[x++] = "05072008 Monthly Meeting - Belfat";
dA[x++] = "16072008 Independence Day Meeting";
dA[x++] = "16082008 Independence Day Meeting";
dA[x++] = "17080000 Independence Day";
dA[x++] = "30082008 Independence Day Celebration";
dA[x++] = "04102008 Eid-ul-Fithr Celebration";
dA[x++] = "20122008 Farewell Party & Re-election";

var pageLoaded = 0;
window.onload = function() {pageLoaded = 1;}

function loaded(i,f) {
	if (document.getElementById && document.getElementById(i) != null) f();
	else if (!pageLoaded) setTimeout('loaded(\''+i+'\','+f+')',100);
	}

function monthlength(month,year) {
	var dd = new Date(year, month, 0);
	return dd.getDate();
	}

var today = new Date();
var selDate = getmmdd(today.getDate(),today.getMonth()+1)+today.getFullYear();
var crdate = today.getDate();
var crmonth = today.getMonth();
var cryear = today.getYear();
var crday = today.getDay();

function dispCal(mm,yy) {
	if (mm < 0 || mm > 12) {
		alert('month must be between 1 and 12');
		return false;
		}
	if (yy != 0 && (yy < 1901 || yy > 2100)) {
		alert('year must be after 1900 and before 2101');
		return false;
		}
	var monthName = ['January','February','March','April','May','June','July','August','September','October','November','December'];
	var dow = ['Su','Mo','Tu','We','Th','Fr','Sa'];
	var calendar = new Date();
	var today = calendar.getDate();
	calendar.setDate(1);
	if (yy > 1900) calendar.setFullYear(yy);
	if (mm > 0) calendar.setMonth(mm - 1);
	var year = calendar.getFullYear();
	var mm = month = calendar.getMonth();
	calendar.setDate(today);

	var weekday = calendar.getDay();
	var daysInMonth = monthlength(month+1,year);
	var dw_start = '<td width="20" height="20" style="background:' + dowclr + '" align="center">';
	var hilite_start = '<td width="20" height="20" style="background:' + todaybg + '" align="center"><font size="2" color=' + todayclr +'><b>';
	var sunday_start = '<td width="20" height="20" align="center"><font color=' + sundayclr +'><b>';
	var td_start = '<td width="20" height="20" align="center">';
	var cal = '<div id="cal"><div style="border:0pt solid #cccccc;height:125px;width:195px"><table style="border:0pt solid #cccccc;border-collapse:collapse;width:155px;margin-top:2px" align="center" cellspacing="0" cellpadding="0"><tr><td height="20" colspan="7"><table style="border:0pt solid #cccccc;border-collapse:collapse;background:' + headbg + ';width:150px;margin-top:0px" cellspacing="0" cellpadding="0"><tr>';
	if (document.getElementById) {
		var mmb = month;
		var mm = month + 1;
		var yy = year;
		var yya = yyb = yy;
		if (mmb < 1) {
			mmb += 12;
			yyb--;
			}
		var mma = month + 2;
		if (mma > 12) {
			mma -= 12;
			yya++;
			}
		var yb = yy - 1;
		var ya = yy + 1;
		cal += '<td height="20" width="25" align="center"><a href="" onclick="if (cala = dispCal('+mmb+','+yyb+')) {document.getElementById(\'cal\').innerHTML = cala;return false;}"><=<\/a><\/td><td width="100" align="center"><b>' + monthName[month] + ' ' + year + '<\/b><\/td><td width="25" align="center"><a href="" onclick="if (cala = dispCal('+mma+','+yya+')) {document.getElementById(\'cal\').innerHTML = cala;return false;}">=><\/a><\/td><\/tr><\/table><\/td><\/tr><tr><td><table border="1" width="150" cellspacing="0" cellpadding="0"><tr>';
	}	
	for(dex=0; dex < 7; dex++) {
		cal += dw_start + dow[dex] + '<\/td>';
		}
		cal += '<\/tr><tr>';
	var day2 = today;
	for (dex = today; dex > 6; dex -=7) day2 = dex;
	weekday -= day2 - 1;
	while (weekday < 0) weekday += 7;

	for(dex=0; dex < weekday; dex++) cal += td_start + ' <\/td>';
	for(dex=1; dex <= daysInMonth; dex++) {
		if(weekday == 7) {
			cal += '</tr><tr>';
			weekday = 0;
			}
		if((weekday == 0)||((dex == crdate) && (month == crmonth) && (year == cryear))) {
			if((dex == crdate) && (month == crmonth) && (year == cryear)) {
				cal += hilite_start + dex + '<\/b><\/font><\/td>';
				}
			else cal += sunday_start + dex + '<\/font><\/td>';
			}
		else cal += td_start + '<span '+clickDate(dex,month,year)+ '>' + dex + '<\/span><\/td>';
		weekday += 1;
		}
	for(dex=weekday; dex < 7; dex++) cal += td_start + ' <\/td>';
	cal += '<\/tr><\/table><\/td><\/tr><\/table><\/div><\/div>';
	return cal;
	}

function start() {
	var x = '<div id="calDate" style="border:0pt solid #cccccc;width:155px;margin-left:20px;margin-right:0px;margin-top:5px;margin-bottom:0px"><\/div>';
	var y = '';
	if (tb == 't') y = x + dispCal(0,0);
	else y = dispCal(0,0) + x;
	document.getElementById('calendar').innerHTML = y;
	ev();
	}

loaded('calendar',start);

function getmmdd(dd,mm) {
	return (dd > 9 ? '' + dd : '0' + dd) + (mm > 9 ? '' + mm : '0' + mm);
	}

function clickDate(day,month,year) {
	var ct = nextDate(getmmdd(day,month+1) + year);
	if (ct == '') ct = nextDate(getmmdd(day,month+1) + '0000');
	if (ct == '') return 'style="color:'+textclr+'"';
	else return 'style="cursor:pointer;color:'+linkclr+'" onclick="selDate = '+getmmdd(day,month+1)+year+'; isDate(' + day + ',' + month + ',' + year + ');return false;"';
	}

function isDate(dayVal,monthVal,yearVal) {
	var ct = nextDate(getmmdd(dayVal,monthVal+1) + yearVal);
	if (ct == '') ct = nextDate(getmmdd(dayVal,monthVal+1) + '0000');
	else if (ct == '') ct = noMessage;
	document.getElementById('calDate').innerHTML = selDate + ':<br>' +ct;
	return false;
	}

function nextDate(ddmmyy) {
	var x = dA.length;
	for (var i = 0; i < x; i++) {
		if (dA[i].substr(0,8) == ddmmyy) return dA[i].substr(8);
		}
	return '';
	}

function ev() {
	var ct = nextDate(selDate);
	if (ct == '') ct = nextDate(selDate.substr(4) + '0000');
	if (ct == '') ct = noMessage;
	document.getElementById('calDate').innerHTML = selDate + ':<br>' +ct;
	}