title: in node-webkit application the alert messages cutting off
body: <p>I am using node-webkit for hybrid application.In that the alert messages are cutting off.cant able to see the OK buttons..this happening for confirm and prompt also.So anyone please help me to short out this.</p>
  
  <p><img src="https://i.stack.imgur.com/bRI7L.png" alt="enter image description here"></p>