function openNewWindow(img_src, width, height) {
var newWindow = window.open("", "", "location=no, directories=no, fullscreen=no, menubar=no, status=no, toolbar=no, width=" + width + ", height=" + height + ", scrollbars=no");
newWindow.document.writeln("Catellus![Click to close](" + img_src + ")
");
newWindow.document.close();
}