Cufon.set('selector', jQuery); 
Cufon.replace('h1', { fontFamily: 'Klavika Light' });
Cufon.replace('h2', { fontFamily: 'Klavika Light' });
Cufon.replace('#navigation > ul', { fontFamily: 'Klavika Light'});
Cufon.replace('#mainnav > li', { fontFamily: 'Klavika Light'});