>Look into remote scripting.
>Ive done it once a while ago and I remember I had to use some freebie from Msft webservice.htc.
>
>Hope this leads u on the right direction.
>
>V

The freebie is at http://msdn.microsoft.com/library/default.asp?url=/workshop/author/webservice/overview.asp.

I've used it and it is pretty straightforward. It does synchronous and asynchronous web service calls.