$(document).ready(function() {
   $('#nav li#nav_calendar').hover(function() {
      $('#nav li.active ul').hide();
   },
   function() {
      $('#nav li.active ul').show();
   }
   );
   $('#nav li.current').addClass('active');
   $('li:last-child').addClass('last');
}); 

$(document).ready(function(){
   $("ul#nav").superfish({
      delay    : 0,
      speed    : "fast",
      pathClass: 'current'
   });
});



/*
 * Superfish v1.4.1 - jQuery menu widget
 * Copyright (c) 2008 Joel Birch
 *
 * Dual licensed under the MIT and GPL licenses:
 *    http://www.opensource.org/licenses/mit-license.php
 *    http://www.gnu.org/licenses/gpl.html
 *
 * CHANGELOG: http://users.tpg.com.au/j_birch/plugins/superfish/changelog.txt
 */

(function($){
   $.superfish = {};
   $.superfish.o = [];
   $.superfish.op = {};
   $.superfish.defaults = {
      hoverClass  : 'sfHover',
      pathClass   : 'overideThisToUse',
      delay    : 800,
      animation   : {opacity:'show'},
      speed    : 'normal',
      oldJquery   : false, /* set to true if using jQuery version below 1.2 */
      disableHI   : false, /* set to true to disable hoverIntent usage */
      // callback functions:
      onInit      : function(){},
      onBeforeShow: function(){},
      onShow      : function(){}, /* note this name changed ('onshow' to 'onShow') from version 1.4 onward */
      onHide      : function(){}
   };
   $.fn.superfish = function(op){
      var bcClass = 'sfbreadcrumb',
         over = function(){
            var $$ = $(this), menu = getMenu($$);
            getOpts(menu,true);
            clearTimeout(menu.sfTimer);
            $$.showSuperfishUl().siblings().hideSuperfishUl();
         },
         out = function(){
            var $$ = $(this), menu = getMenu($$);
            var o = getOpts(menu,true);
            clearTimeout(menu.sfTimer);
            if ( !$$.is('.'+bcClass) ) {
               menu.sfTimer=setTimeout(function(){
                  $$.hideSuperfishUl();
                  if (o.$path.length){over.call(o.$path);}
               },o.delay);
            }     
         },
         getMenu = function($el){ return $el.parents('ul.superfish:first')[0]; },
         getOpts = function(el,menuFound){ el = menuFound ? el : getMenu(el); return $.superfish.op = $.superfish.o[el.serial]; },
         hasUl = function(){ return $.superfish.op.oldJquery ? 'li[ul]' : 'li:has(ul)'; };

      return this.each(function() {
         var s = this.serial = $.superfish.o.length;
         var o = $.extend({},$.superfish.defaults,op);
         o.$path = $('li.'+o.pathClass,this).each(function(){
            $(this).addClass(o.hoverClass+' '+bcClass)
               .filter(hasUl()).removeClass(o.pathClass);
         });
         $.superfish.o[s] = $.superfish.op = o;
         
         $(hasUl(),this)[($.fn.hoverIntent && !o.disableHI) ? 'hoverIntent' : 'hover'](over,out)
         .not('.'+bcClass)
            .hideSuperfishUl();
         
         var $a = $('a',this);
         $a.each(function(i){
            var $li = $a.eq(i).parents('li');
            $a.eq(i).focus(function(){over.call($li);}).blur(function(){out.call($li);});
         });
         
         o.onInit.call(this);
         
      }).addClass('superfish');
   };
   
   $.fn.extend({
      hideSuperfishUl : function(){
         var o = $.superfish.op,
            $ul = $('li.'+o.hoverClass,this).add(this).removeClass(o.hoverClass)
               .find('>ul').hide().css('visibility','hidden');
         o.onHide.call($ul);
         return this;
      },
      showSuperfishUl : function(){
         var o = $.superfish.op,
            $ul = this.addClass(o.hoverClass)
               .find('>ul:hidden').css('visibility','visible');
         o.onBeforeShow.call($ul);
         $ul.animate(o.animation,o.speed,function(){ o.onShow.call(this); });
         return this;
      }
   });
   
   $(window).unload(function(){
      $('ul.superfish').each(function(){
         $('li',this).unbind('mouseover','mouseout','mouseenter','mouseleave');
      });
   });
})(jQuery);