jquery - Set interval between two effects -

i want have flipping effect set want keep flipping indefinitely every 3 seconds.

i have code:

setinterval(function(){     $('div#front-page-mosaic .front-box.flip').find('div').stop().rotate3di('flip', 500, {direction: 'clockwise', sidechange: mysidechange});     settimeout( function() {         $('div#front-page-mosaic .front-box.flip').find('div').stop().rotate3di('unflip', 500, {sidechange: mysidechange});     }, 3000);    }, 3000); 

but executing flip , unflip once.

any help? in advance!