Terry,
It's how the Wiki identifies the topic ids. It's pretty much the same as the URL for the links to messages here on the UT.
>>Go to the topic
http://fox.wikis.com/wc.dll?Wiki~WikiSandBox>I see it in my UT url and in the Wiki's too.
>after the dll there isL ?Wiki~WikiSandBox, what is that pointing to or doing?