// redefining default features
var _POPUP_FEATURES = 'location=0,statusbar=0,menubar=0,width=740,height=596';
 
listen('load', window, function() {
	listen('click', 'popup-listen', event_popup );
	listen('click', 'popup-feat'  , event_popup_features('location=0,statusbar=0,menubar=0,width=740,height=596') );
	mlisten('click', getElementsByClass('popup','a'), event_popup );
});