var nav_173tree = WpNavBar.readTree({
"childArray" : [
{   'sTitle':'Home',
    'bIsExternal':true,
    'bIsWebPath':true,
    'sUrl':'index.html'
},
{   'sTitle':'About Us',
    'bIsExternal':true,
    'bIsWebPath':true,
    'sUrl':'aboutus.html'
},
{   'sTitle':'Contact Us',
    'bIsExternal':true,
    'bIsWebPath':true,
    'sUrl':'contact us.html'
}]
});