@Frank Jaeger If you were to setup this valueexpression as a calculated
field, and then attach the custom form to all objects, you can add that
field as a column to your report. Then, you will be able to apply
conditional formatting via Advanced Options which would allow you to
display an icon or sample text, Click Here, for example, rather than
showing the entire URL. The article, Linking Tabs from Lists and Reports
would be your best bet in terms of step by step instructions for
creating that ...