// open centered popup Image window
var popupWindows = new Array();
function openPopupImageWindow() {
	var name = arguments[0]
	var width = arguments[1]
	var height = arguments[2]
	for (var i = 0; i < popupWindows.length; i++) {
		if (popupWindows[i][0] == name && popupWindows[i][1].closed == false) {
			popupWindows[i][1].focus();
			return false;
		}
	}
	var left = parseInt((screen.availWidth/2) - (width/2));
	var top = parseInt((screen.availHeight/2) - (height/2));
	var windowFeatures = "width=" + width + ",height=" + height + ",status=0,resizable=0,location=0,menubar=0,scrollbars=1,titlebar=0,toolbar=0,left=" + left + ",top=" + top + ",screenX=" + left + ",screenY=" + top;
	
	var index = popupWindows.length;
	popupWindows[index] = new Array();

	popupWindows[index][0] = name;
	
	popupWindows[index][1] = window.open('', name, windowFeatures);
	
	popupWindows[index][1].document.write('<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"' + '\n'
    										+ '\n' + '"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">');
	popupWindows[index][1].document.write('\n' + '<html xmlns="http://www.w3.org/1999/xhtml" lang="EN">');
	popupWindows[index][1].document.write('\n' + '<head>');
	popupWindows[index][1].document.write('\n' + '<title>Images</title><style>body{margin: 0; padding: 0; text-align: center; font-size: 13px;}</style>');
	popupWindows[index][1].document.write('\n' + '</head><body><br />');
	for (var k=3; k<arguments.length; k++) {
	    if (arguments[k] != '') {
	        popupWindows[index][1].document.write('\n' + '<img src="/' + arguments[k] + '" alt="[Image]" title=""/><br /><br />');
	    }
	}
	popupWindows[index][1].document.write('\n' + '</body>');
	popupWindows[index][1].document.write('\n' + '</html>');
	popupWindows[index][1].document.close();
}
