var nav_209tree = WpNavBar.readTree({
"childArray" : [
{   'sTitle':'Excursions',
    'bIsExternal':true,
    'bIsWebPath':true,
    'sUrl':'index.html',
    'sTarget':'_self',"childArray" : [
    {   'sTitle':'Barcelona',
        'bIsExternal':true,
        'bIsWebPath':true,
        'sUrl':'barcelona.html',
        'sTarget':'_self'
    },
    {   'sTitle':'Tarragona',
        'bIsExternal':true,
        'bIsWebPath':true,
        'sUrl':'tarragona.html',
        'sTarget':'_self'
    }]
}]
});