$(document).ready(function()
{  
     
      $("ul.subnav").parent().append("<span ></span>"); //Only shows drop down trigger when js is enabled (Adds empty span tag after ul.subnav*)  
    
      $("ul.topnav li span").mouseover(function() { //When trigger is clicked...  
    
          //Following events are applied to the subnav itself (moving subnav up and down)  
           $(this).parent().find("ul.subnav").slideDown('fast').show(); //Drop down the subnav on click  
     
           $(this).parent().hover(function() {  
           }, function(){  
              $(this).parent().find("ul.subnav").slideUp('slow'); //When the mouse hovers out of the subnav, move it back up  
           });  
     
           //Following events are applied to the trigger (Hover events for the trigger)  
          }).hover(function() {  
              $(this).addClass("subhover"); //On hover over, add class "subhover"  
          }, function(){  //On Hover Out  
  	$(this).removeClass("subhover"); //On hover out, remove class "subhover"  
  });  
  
});