Typical = {
    version: '0.3',
    
    popUp: function(aURL, aWindowName, someWindowFeatures, aPopUpBlockedMessage) {
        var aWindow = window.open(aURL, aWindowName, someWindowFeatures);
        if (!aWindow) {
            alert(aPopUpBlockedMessage);
            return null;
        } else {
            aWindow.focus();
            return aWindow;
        }
    },
    
    trace: function(aMessage) {
        alert(aMessage);
    }
}