function openWindow(url, w, h, tool, scroll, resize, directories, location, status) {
	var X = 0;
	var Y = 0;
	if (screen.availWidth) {
		X = (screen.availWidth / 2) - (w / 2);
		Y = (screen.availHeight / 2) - (h / 2);
	}

	popupWindow = window.open(url, 'popUp', 'left=' + X + 'screenX=' + X + 'screenY=' + Y + ',top=' + Y + ',toolbar=' + tool + ',scrollbars=' + scroll + ',resizable=' + resize + ',directories=' + directories + ',location=' + location + ',status=' + status + ',height=' + h + ',width=' + w);
	popupWindow.focus();
}

function closeWindow() {
	self.close();
}

function display_todays_date() {
	var today = new Date();
	var numerical_day=today.getDay();
	var numerical_month=today.getMonth();
	var date=today.getDate();
	var year=today.getFullYear();
	var weekday_array = new Array('Sunday','Monday','Tuesday','Wednesday','Thursday','Friday','Saturday');
	var day_of_the_week = weekday_array[numerical_day];
	var month_array = new Array('January','February','March','April','May','June','July','August','September','October','November','December');
	var month_name = month_array[numerical_month];
	var date_string=day_of_the_week+' '+month_name+' '+date+', '+year;
	document.write(date_string);
}