[рони]

igro,

var items =  $(".buy-info-bubble"), len = items.length, nf = 0;
function fnShow()
{
   items.eq(nf).addClass("active");

   window.setTimeout(fnHide, 1000)
}
function fnHide(){
   items.eq(nf).removeClass("active");
   nf++;
   nf < len && fnShow()
}
fnShow();