Hi Adam,

GWT's Javascript Native Interface (JSNI)  is what you need

see 
http://code.google.com/docreader/#p=google-web-toolkit-doc-1-5&s=google-web-toolkit-doc-1-5&t=DevGuideJavaScriptNativeInterface

regards

didier

On Nov 2, 6:54 am, adam_j_bradley <adam.bradley.consult...@gmail.com>
wrote:
> I have some JS code which currently uses some pixel tracking images to
> determine if a user is logged in (or not). The code is fairly simple
> - Retrieve the image, if its 1x1 direct the user to a login page
> otherwise refresh the page
>
> I was wondering how I might either go about:
> - Integrating the existing JS libraries into a GWT application
> - Make calls to my GWT-RPC AppEngine GWT server application from JS
> directly
>
> Thanks in advance!
>
> Sincerely,
> Adam

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