// initialise Superfish

    $(document).ready(function() { 
        $('ul.sf-menu').supersubs({ 
            minWidth:    10,   // minimum width of sub-menus in em units 
            maxWidth:    25,   // maximum width of sub-menus in em units 
            extraWidth:  1     // extra width can ensure lines don't sometimes turn over 
                                //due to slight rounding differences and font-family 
        }).superfish({
            hoverClass   : 'sfHover',
            pathClass    : 'active',
            pathLevels   : 5,         
            delay:       800,                            // one second delay on mouseout 
            animation:   {opacity: 'show',height:'show'},  //{opacity:'show',height:'show'},width: '800px' fade-in and slide-down animation 
            speed:       'normal',                          // faster animation speed 
            autoArrows:  true,                           // disable generation of arrow mark-up 
            dropShadows: false                            // disable drop shadows 
        }) ; 
    });
    
//.bgIframe({opacity:false})