function UNavSelect(id)
{
    switch (id)
    {
        case 0:
            UNavToggle('liCustomer', true, 'unav-customer');
            UNavToggle('liInstaller', false, '');
            UNavToggle('liMerchant', false, '');
            UNavToggle('liAbout', false, '');
            break;
        case 1:
            UNavToggle('liCustomer', false, '');
            UNavToggle('liInstaller', true, 'unav-installer');
            UNavToggle('liMerchant', false, '');
            UNavToggle('liAbout', false, '');
            break;
        case 2:
            UNavToggle('liCustomer', false, '');
            UNavToggle('liInstaller', false, '');
            UNavToggle('liMerchant', true, 'unav-merchant');
            UNavToggle('liAbout', false, '');
            break;
        case 3:
            UNavToggle('liCustomer', false, '');
            UNavToggle('liInstaller', false, '');
            UNavToggle('liMerchant', false, '');
            UNavToggle('liAbout', true, 'unav-about');
            break;
    }
    UNRender(id);
}

function UNavToggle(id, state, csscls)
{
    el = document.getElementById(id);
    if (state)
    {
        el.className = 'unavsel ' + csscls;
        elnav = document.getElementById('lowerNavContainer');
        elnav.className = 'lowerNavBar ' + csscls;
        selectedCSSStyle = ' ' + csscls;
    }
    else
        el.className = 'unavdesel';
}

function UNRender(id)
{
    menu = new FreecomMenu();
    mID = 0;
    
    switch (id)
    {
        case 0:
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/7/1\">Home</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Product Area</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">News</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Product Registration</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Customer Care</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/#\">Downloads</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/engineersearch.aspx\">Find a Service Engineer</a>"));
            
            
            menu.Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/content/40/1\">Product Launches</a>"));
            menu.Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/content/28/1\">Case Studies</a>"));
            
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/boilerregistration.aspx\">Register your Boiler</a>"));
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/cylinderregistration.aspx\">Register your Cylinder</a>"));
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/solarregistration.aspx\">Register your Solar System</a>"));
            
            menu.Menus[4].AddMenu(new FreecomMenuItem("<a href=\"/content/13/1\">Customer Services</a>"));
            menu.Menus[4].AddMenu(new FreecomMenuItem("<a href=\"/content/14/1\">Support</a>"));
            menu.Menus[4].AddMenu(new FreecomMenuItem("<a href=\"/content/15/1\">Useful Links</a>"));
            menu.Menus[4].AddMenu(new FreecomMenuItem("<a href=\"/content/17/1\">Grant Boiler User Handbook</a>"));
            
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/CustomerDownloads.aspx\">Brochures</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/VideoClips.aspx\">Videos</a>"));
            
            mID = 1;
            menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Oil Fired Boilers</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Flue Systems</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/11\">EZ-Fit Internal Low Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/12\">EZ-Fit Internal High Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/13\">EZ-Fit Internal Vertical Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/18\">EZ-Fit Flexible Vertical Balanced Flues (New!)</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/14\">EZ-Fit External Low Level / High Level Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/15\">EZ-Fit Flexible Vertical Conventional Flues</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">High Efficiency Condensing Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/4\">Vortex Kitchen Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/5\">Vortex Utility Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/6\">Vortex Outdoor Module Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/7\">Vortex Indoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/8\">Vortex Outdoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Standard Efficiency Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/9\">Euroflame® Utility Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/10\">Multipass® Kitchen Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/19\">Combination Boiler Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/20\">Outdoor Module Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/21\">Boiler House Range</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Solar Thermal & PV Systems</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"#\">Grant Solar Solutions</a>"));
menu.Menus[mID].Menus[1].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/22\">Grant CombiSOL</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/16\">Solar Thermal Overview</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/23\">Solar Thermal System Design</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/24\">Solar Thermal Collectors</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/25\">Solar Thermal Kits</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/27\">Solar PV Overview</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Heating Controls</a>"));
menu.Menus[mID].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/17\">Grant Efficiency Optimiser</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Cylinders</a>"));
menu.Menus[mID].Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/product/26\">Grant DuoWave Twin-Coil Range</a>"));

            break;
        case 1:
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/5/1\">Home</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Product Area</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/29/1\">Technical Data</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">News</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/47/1\">Promotions</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/#\">Downloads</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Grant Training Academy</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Installer Care</a>"));
            
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/content/50/1\">Product Launches</a>"));
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/content/24/1\">Case Studies</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/InstallerDownloads.aspx\">Brochures</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/VideoClips.aspx\">Videos</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/TechnicalManualDownloads.aspx\">Technical Manuals</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/31/1\">About the Academy</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/32/1\">OFTEC Training &amp; Assessment Programmes</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/33/1\">Product Courses</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/34/1\">Logic Certificate Courses</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/45/1\">Course Schedule</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/46/1\">Accommodation</a>"));
            menu.Menus[7].AddMenu(new FreecomMenuItem("<a href=\"/content/22/1\">Support</a>"));
            menu.Menus[7].AddMenu(new FreecomMenuItem("<a href=\"/content/23/1\">Useful Links</a>"));
            
            mID = 1;
            menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Oil Fired Boilers</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Flue Systems</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/11\">EZ-Fit Internal Low Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/12\">EZ-Fit Internal High Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/13\">EZ-Fit Internal Vertical Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/18\">EZ-Fit Flexible Vertical Balanced Flues (New!)</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/14\">EZ-Fit External Low Level / High Level Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/15\">EZ-Fit Flexible Vertical Conventional Flues</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">High Efficiency Condensing Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/4\">Vortex Kitchen Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/5\">Vortex Utility Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/6\">Vortex Outdoor Module Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/7\">Vortex Indoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/8\">Vortex Outdoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Standard Efficiency Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/9\">Euroflame® Utility Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/10\">Multipass® Kitchen Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/19\">Combination Boiler Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/20\">Outdoor Module Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/21\">Boiler House Range</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Solar Thermal & PV Systems</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"#\">Grant Solar Solutions</a>"));
menu.Menus[mID].Menus[1].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/22\">Grant CombiSOL</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/16\">Solar Thermal Overview</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/23\">Solar Thermal System Design</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/24\">Solar Thermal Collectors</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/25\">Solar Thermal Kits</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/27\">Solar PV Overview</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Heating Controls</a>"));
menu.Menus[mID].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/17\">Grant Efficiency Optimiser</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Cylinders</a>"));
menu.Menus[mID].Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/product/26\">Grant DuoWave Twin-Coil Range</a>"));

            break;
        case 2:
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/4/1\">Home</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Product Area</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/35/1\">Your Local Grant Representative</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">News</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/39/1\">Promotions</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Downloads</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"#\">Merchant Care</a>"));
            
            
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/content/54/1\">Product Launches</a>"));
            menu.Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/content/26/1\">Case Studies</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/MerchantDownloads.aspx\">Brochures</a>"));
            menu.Menus[5].AddMenu(new FreecomMenuItem("<a href=\"/VideoClips.aspx\">Videos</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/20/1\">Support</a>"));
            menu.Menus[6].AddMenu(new FreecomMenuItem("<a href=\"/content/21/1\">Useful Links</a>"));
            
            mID = 1;
            menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Oil Fired Boilers</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Flue Systems</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/11\">EZ-Fit Internal Low Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/12\">EZ-Fit Internal High Level Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/13\">EZ-Fit Internal Vertical Balanced Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/18\">EZ-Fit Flexible Vertical Balanced Flues (New!)</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/14\">EZ-Fit External Low Level / High Level Flues</a>"));
menu.Menus[mID].Menus[0].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/15\">EZ-Fit Flexible Vertical Conventional Flues</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">High Efficiency Condensing Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/4\">Vortex Kitchen Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/5\">Vortex Utility Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/6\">Vortex Outdoor Module Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/7\">Vortex Indoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/8\">Vortex Outdoor Combi Condensing Range</a>"));
menu.Menus[mID].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"#\">Standard Efficiency Boilers</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/9\">Euroflame® Utility Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/10\">Multipass® Kitchen Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/19\">Combination Boiler Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/20\">Outdoor Module Range</a>"));
menu.Menus[mID].Menus[0].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/21\">Boiler House Range</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Solar Thermal & PV Systems</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"#\">Grant Solar Solutions</a>"));
menu.Menus[mID].Menus[1].Menus[0].AddMenu(new FreecomMenuItem("<a href=\"/product/22\">Grant CombiSOL</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/16\">Solar Thermal Overview</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/23\">Solar Thermal System Design</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/24\">Solar Thermal Collectors</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/25\">Solar Thermal Kits</a>"));
menu.Menus[mID].Menus[1].AddMenu(new FreecomMenuItem("<a href=\"/product/27\">Solar PV Overview</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Heating Controls</a>"));
menu.Menus[mID].Menus[2].AddMenu(new FreecomMenuItem("<a href=\"/product/17\">Grant Efficiency Optimiser</a>"));
menu.Menus[mID].AddMenu(new FreecomMenuItem("<a href=\"#\">Cylinders</a>"));
menu.Menus[mID].Menus[3].AddMenu(new FreecomMenuItem("<a href=\"/product/26\">Grant DuoWave Twin-Coil Range</a>"));

            break;
            
       case 3:
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/8/1\">About Us</a>&nbsp;|"));
            menu.AddMenu(new FreecomMenuItem("<a href=\"/content/58/1\">Careers</a>&nbsp;|"));
            
            mID = 1;
            break;
    }
    
    
    menu.Render('lowerNavContainer');
}