(function(){
    localStorage.setItem('prop1', v1);
    localStorage.getItem('prop1');

    sessionStorage.setItem('prop2', v2);
    sessionStorage.getItem('prop2');

    localStorage.setItem('prop3', v3);

    localStorage.getItem('prop4');

    localStorage.setItem('prop5', v5);
    sessionStorage.getItem('prop5');
});
