var menu;
       var active;
              
        function showSubMenu(id)
        {
           menu = document.getElementById(id);
           document.cookie = 'aecSitemenu=' + id;
           var stop = false;
                
           if(active)
           {
                if((active==menu) && active.style.display=='block')
                 {
                    stop = true;
                    document.cookie = '';
                }
                    
                active.style.display = 'none';
                active.style.visibility = 'hidden';
           
                if(stop)
                    return;
           }  
           
           active = menu;
           if(menu)
           {
             menu.style.display = 'block';
             menu.style.visibility = 'visible'; 
           }                     
        }
        
        function getCookie(name) {
            var dc = document.cookie;
            var prefix = name + "=";
            var begin = dc.indexOf("; " + prefix);
            if (begin == -1) {
                begin = dc.indexOf(prefix);
                if (begin != 0) return null;
            } else
                begin += 2;
            var end = document.cookie.indexOf(";", begin);
            if (end == -1)
                end = dc.length;
            return unescape(dc.substring(begin + prefix.length, end));
        }
        
        function setStartPosition()
        {
           if(document.cookie.length>0)
           {    var id;
                id = getCookie('aecSitemenu');
                //document.cookie;                 
                showSubMenu(id);
             }
        }
        
            function gotoLink(nav, tar)
    {
        if(tar == "_self")
            document.location.href = nav;
        else
            window.open(nav);
    }