function openPDF (url) {
	window.open(url ,"directory_window","toolbar=0,location=0,scrollbars=1,resizable=1"); 
	return false;
}

var utilmap_window;
var rightmargin = 50; 
var maxWidth = 1280;
var maxHeight = maxWidth/(4/3);
var windowRatio = 0.85;



function openMap (url) {
	var height = getHeight();
	var width = getWidth();
	var imagewidth = width - rightmargin;
	//alert(width + ' ' + imagewidth);
	var newurl = url + '&width=' + imagewidth;
	//alert ('url is ' + newurl);
	var params = "toolbar=0,location=0,scrollbars=1,resizable=1,status=1,directories=0,width=" + width + ",height=" + height + ",left=10,top=10";
	utilmap_window = window.open(newurl ,"utilmap_window",params); 
	if (utilmap_window != null)
		utilmap_window.focus();
	return false;
}

function getWidth () {
	//alert('screen width' + screen.width);
	if (screen.width > maxWidth)
		return (maxWidth * windowRatio);
	else
		return (screen.width * windowRatio);
}

function getHeight () {
	if (screen.height > maxHeight)
		return (maxHeight * windowRatio);
	else
		return (screen.height * windowRatio);
}