$(document).ready(function(){
                                                       
        var show = $.cookie('show');
       
        if (show == null || show == 0 ) {                                              
                $("#head").hide();
        }
         
         $("#button a").click(function() {
                $("#head").slideToggle("slow");
                                if (show == 1) {
                                        show = 0;
                                } else {
                                        show = 1;      
                                }
                               
                                $.cookie('show', show, { expires: 7 });
                                return false;
                               
        });
  });