$(".flex-container.home ul.flex-direction-nav").hide();
$(".flex-container.home .flexslider").hover(
    function(){
        $(".flex-container.home ul.flex-direction-nav").fadeIn();
    },
    function(){
        $(".flex-container.home ul.flex-direction-nav").fadeOut();
    }
)

$(document).ready(function () {
  $(".flex-container.home ul.flex-direction-nav").hide();
  $(".flex-container.home").hover(function () {
         $(" ul.flex-direction-nav").fadeToggle();
  });
});

pauseOnHover:true,  //this option working good