Cufon.replace('#content_box h6', {fontFamily: 'Helvetica', hover:{button:true}}); 
Cufon.replace('#content_box h5', {fontFamily: 'Helvetica', hover:{button:true}}); 
Cufon.replace('#content_box h4', {fontFamily: 'Helvetica', hover:{button:true}}); 
Cufon.replace('#content_box h3', {fontFamily: 'Helvetica', hover:{button:true}}); 
Cufon.replace('#content_box h2', {fontFamily: 'Helvetica', hover:{button:true}}); 
Cufon.replace('#content_box h1', {fontFamily: 'Helvetica', hover:{button:true}});