README.md: image caption and bigger dimensions.

README.md

@@ -14,7 +14,8 @@ In addition, [as3crypto](http://github.com/lyokato/as3crypto_patched)
 has been added to web-socket-js to implement WebSocket SSL/TLS
 encryption, i.e. the "wss://" URI scheme.
 
-<img src="http://kanaka.github.com/noVNC/img/noVNC-1.jpg" width=200>&nbsp;<img src="http://kanaka.github.com/noVNC/img/noVNC-2.jpg" width=200>
+Running in Chrome before and after connecting:
+<img src="http://kanaka.github.com/noVNC/img/noVNC-1.jpg" width=400>&nbsp;<img src="http://kanaka.github.com/noVNC/img/noVNC-2.jpg" width=400>
 
 ### Requirements