// Initialise Superfish 
$(document).ready(function(){ 
        $("ul#nav").supersubs({ 
            minWidth:    15,   // minimum width of sub-menus in em units 
            maxWidth:    20,   // maximum width of sub-menus in em units 
			extraWidth:  13     // extra width can ensure lines don't sometimes turn over 
                               // due to slight rounding differences and font-family 
        }).superfish({ 
            delay:       100,                            // one second delay on mouseout 
            animation:   {opacity:'show',height:'show'},  // fade-in and slide-down animation 
            speed:       'fast',                          // faster animation speed 
            autoArrows:  true,                           // disable generation of arrow mark-up 
            dropShadows: false                            // disable drop shadows 
        });
    });