Show Alert Dialog In Chrome Extension

I want to display a simple alert when user clicks on my extension icon. I have tried this code : chrome.browserAction.onClicked.addListener( alert(1) ); Here is my manifest :

Solution 1:

updated:

According the documentation it is like:

chrome.browserAction.onClicked.addListener(function() { 
  alert('Hello, World!'); 
})

and here is the sample from Google (zip-file):

// Copyright (c) 2011 The Chromium Authors. All rights reserved.// Use of this source code is governed by a BSD-style license that can be// found in the LICENSE file.var min = 1;
var max = 5;
var current = min;

function updateIcon() {
  chrome.browserAction.setIcon({path:"icon" + current + ".png"});
  current++;

  if (current > max)
    current = min;
}

chrome.browserAction.onClicked.addListener(updateIcon);
updateIcon();