var global_navtree = WpNavBar.readTree({
"childArray" : [
{   sTitle:'Optical Illusions',
    bIsWebPath:true,
    sUrl:'optical-illusions.html'
},
{   sTitle:'Optical Illusions 2',
    bIsWebPath:true,
    sUrl:'optical-illusions2.html'
},
{   sTitle:'Optical Illusions 3',
    bIsWebPath:true,
    sUrl:'optical-illusions3.html'
}]
});