function formatDate(date, format) {
	days = new Array();
	days[0] = "Sunday"; days[1] = "Monday"; days[2] = "Tuesday"; days[3] = "Wednesday";
	days[4] = "Thursday"; days[5] = "Friday"; days[6] = "Saturday";
	
	months = new Array();
	months[0] = "January"; months[1] = "February"; months[2] = "March"; months[3] = "April";
	months[4] = "May"; months[5] = "June"; months[6] = "July"; months[7] = "August";
	months[8] = "September"; months[9] = "October"; months[10] = "November"; months[11] = "December";
	
	dayWordFull = days[date.getDay()].toString();
	dayWordShort = dayWordFull.substr(0,3);
	
	dateNumNoZero = date.getDate();
	dateNumWithZero = (dateNumNoZero.toString().length==1)?"0"+dateNumNoZero:dateNumNoZero;
	
	monthWordFull = months[date.getMonth()].toString();
	monthWordShort = monthWordFull.substr(0,3);
	monthNumNoZero = date.getMonth()+1;
	monthNumWithZero = (monthNumNoZero.toString().length==1)?"0"+monthNumNoZero:monthNumNoZero;
	
	yearNumFull = date.getFullYear().toString();
	yearNumShort = yearNumFull.substr(2);
	
	toFind = new Array("%MMMM","%YYYY","%YY", "%dd","%d","%Mon","%MM", "%M", "%DDDD", "%DD");
	toReplace = new Array(monthWordFull, yearNumFull, yearNumShort, dateNumWithZero, dateNumNoZero, monthWordShort, monthNumWithZero, monthNumNoZero, dayWordFull, dayWordShort);
	
	var x;	
	for (x in toFind) {
		regex = new RegExp(toFind[x]);
		format = format.replace(regex, toReplace[x]);
	}
	
	return format;
}