function display_ct() {
  document.getElementById('ct').innerHTML = dateFormat(new Date(), "dddd dS mmmm yyyy");
}

function center_popup(page) {
	var w = 480, h = 340;

	if (document.all) {
	   /* the following is only available after onLoad */
	   w = document.body.clientWidth;
	   h = document.body.clientHeight;
	}
	else if (document.layers) {
	   w = window.innerWidth;
	   h = window.innerHeight;
	}
	else {
		w = screen.width;
		h = screen.height;
	}

	var popW = 800, popH = 500;
	
	var leftPos = (w-popW)/2;
	var topPos = (h-popH)/2;

	window.open(page, 'FG - Flickr', 
				'width=' + popW + 
				',height=' + popH +
				',top=' + topPos +
				',left=' + leftPos + 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=1').focus();
}