Save Data To Local Storage

function saveDataToDomStorage(name, data)
{
    var jsonData;

    /*
     * DOM storage can't store complex data (object, array...)
     * We have to serialize the data in a simple format, JSON.
     *
     * We get a string standing for the complex object,
     * and store this string in the DOM storage.
     *
     * Complex data -> JSON stringify -> Simple data (string)
     */
    jsonData = JSON.stringify(data);

    window.localStorage.setItem(name, jsonData);
}