title: how to stretch the icon in google map api v3
body: <p>Here is my code...
  The problem is, I don't know how to stretch the image of icon. 
  I just want to know if there's a way to stretch the image of icon? if there is, please tell me..thanks in advance</p>
  
  <pre><code>var image = {
      url: 'images/arrive.png'
      size: new google.maps.Size(40, 40)
  };
  
  var markerOptions = {
    map: map, 
    position: new google.maps.LatLng(lati, longti), 
    icon: image};
  </code></pre>