{  
  "name": "Push Demo",  
  "short_name": "Push Demo",  
  "icons": [{  
        "src": "images/np.png",  
        "sizes": "586x237",
        "type": "image/png"
      }],  
  "start_url": "/index.html?homescreen=1",  
  "display": "standalone",  
  "gcm_sender_id": "380845418616"
}