var global_navtree = WpNavBar.readTree({
"childArray" : [
{   sTitle:'Home',
    sUrl:'index.html'
},
{   sTitle:'Our expertise',
    sUrl:'walkabout_expertise.html'
},
{   sTitle:'Our range',
    sUrl:'walkabout_range.html'
},
{   sTitle:'Contact us',
    sUrl:'walkabout_contact.html'
}]
});