Create a cross-reference to an external file or web site
You can insert links to web pages, remote locations, FTP sites, or files outside the repository.
You can use absolute or relative paths to cross-reference documents outside the repository; however, make sure that the path will work when the link is clicked from its published location. For example, if you are inserting a cross-reference to a file, the file must be in a location that can be accesses when someone clicks the link in your published output.
To create an external link: