How to use ADPlus to troubleshoot "hangs" and "crashes" - ADPlus is a tool from Microsoft Product Support Services (PSS) that can troubleshoot any process or application that stops responding (hangs) or fails (crashes). Frequently, you can use ADPlus (ADPlus.vbs) as a replacement tool for the Microsoft...
Registering an Application to a URL Protocol - To enable an application to handle a particular URL Protocol, you must add a new key, with the appropriate keys and values, to the registry in HKEY_CLASSES_ROOT.