>Al,
>
>>>COM+ Queued Components might be another option.
>>
>>Do you have any good URLs for an overview of this? Do you know if it's supported down to W98 (and preferably, W95)?
>
>There is ample documentation on MSDN for MSMQ (Microsoft Message Queue):
>
>http://search.microsoft.com/search/results.aspx?View=msdn&st=a&qu=MSMQ&c=0&s=1

COM+ Queued Components looks like a layer based on MSMQ, which itself looks like overkill for what I want to do. Also it looks like it won't work on W95/98/Me.

>
>In addition, you may want to check out Rick Strahl's table-based async classes, described in this article about async web routines. You might adapt his stuff to your needs, which should run on any OS:
>
>http://www.west-wind.com/presentations/wwAsyncWebRequest/wwAsyncWebRequest.htm

I was starting to think I'd need to create a shared-table-based scheme for interprocess communication. If Rick's already done a lot of legwork on this I'll check it out. Thanks for the link!