s_ss(1, 2, 6000);
// usage: s_ss(first frame, end frame, delay time);

function s_ss(s_f, e_f, delay) {
 setTimeout(s_s(s_f,s_f,e_f, delay), delay);
}
function s_s(f, s_f, e_f, delay) {
 return (function() {
 $('#actie' + f).fadeOut();
 if (f == e_f) { f = s_f; } else { f = f + 1; }
 setTimeout("$('#actie" + f + "').fadeIn();", 500);
 setTimeout(s_s(f, s_f, e_f, delay), delay + 1000);
 })
}