FP98: Space in Hyperlink Changes to %2520 in FrontPageID: Q221941 
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When you are creating a hyperlink to a URL that contains a space, and you click the "Use your Web Browser to select a page or file" button and use Internet Explorer as your browser, the space in the URL is filled in by a %20. When you view the HTML code for the link in FrontPage, the %20 has been encoded and is changed to %2520. The link is therefore incorrect and broken.
To work around this problem, do one of the following: 
Microsoft has confirmed this to be a problem in the Microsoft products listed 
at the beginning of this article.This problem was corrected in Microsoft FrontPage 2000.
Additional query words: front page
Keywords          : kbdta 
Version           : WINDOWS:
Platform          : WINDOWS 
Issue type        : kbbug 
Last Reviewed: July 29, 1999