function open_in_popup_window(url, name, width, height) {
	window.open(url.href,name,'width=' + width + ',height=' + height + ',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes');
}
function open_in_new_window(url) {
	window.open(url.href,'external_link','toolbar=yes,location=yes,directories=yes,status=yes,menubar=yes,scrollbars=auto,resizable=yes');
}