Hot to get website URL custom field to open in new window

[P Gales 1]

Hi.
Right now a website URL custom field opens the url in the same window.  I can find so setting to change it to open in a separate window.  Can anyone share how to accomplish this?  Thanks for your time.

[Alejandro 869]

This section is only visible with a valid subscription. If you have a valid subscription, please login.