// opens a new window
function openWindow(uri,name,param) {
	win = null;
	if (name == null) {
		name='NEW_WIN';
	}
	if (param == null) {
		param="height=600,width=800,status=yes,toolbar=yes,menubar=yes,location=no,scrollbars=yes,status=yes,resize=yes,";
	}
	win = window.open(uri,name,param);
}