The TSIPPwb program may be customized by creating a startup file. TSIPPwb will look for a file named ".tsippwbrc" in each of the following locations in order and execute the first one it finds: Typical uses of the startup script would be to install a console, to allow Tcl commands to be entered for execution by the interpreter; a class browser to view the structure of the program; a debugger or a resource monitoring facility.