FF & Chrome Browser Notifications

HTML

<button id="show">Show notification</button>

JavaScript

function showNotification() {
    var notification = new Notification("This is a title", {
        dir: "auto",
        lang: "",
        body: "This is a notification 2 body\n" + new Date(),
        tag: "this is tag",
        icon: "http://preview3.visisoft.de/Visisoft.png"
    });    
    
}

document.querySelector("#show").onclick = showNotification();