Navigation menu
    
    initialState = { activePage: 1 };
    <WizardNav links={[
                <WizardStep active={(state.activePage == 1 || state.activePage == 2 || state.activePage == 3) ? true : false } key={1} 
                       onClick={(o) => setState({ activePage: 1 })}
                       link={(<span>First</span>)} />,
                <WizardStep active={(state.activePage == 2 || state.activePage == 3 ) ? true : false } key={2} 
                         link={(<span>Third</span>)} 
                         onClick={(o) => setState({ activePage: 2 })} />,
                <WizardStep active={(state.activePage == 3) ? true : false } key={3} 
                         link={(<span>Second</span>)}
                         onClick={(o) => setState({ activePage: 3 })} /> 
            ]} />
