JIT Configuration, Removing Visual Studio 6.0
See also, ms-help://MS.VSCC/MS.MSDNQTR.2002OCT.1033/cpguide/html/cpconenablingjit-attachdebugging.htm
After installing Visual Studio 6.0, script errors in html pages displayed with VWShowDoc triggered a JIT debugger selection dialog (even though the object was configured to ignore errors). The setting to correct this turned out to be:
HKEY_CURRENT_USER/software/Microsoft/internet explorer/Main/Disable Script Debugger -> YES