Dirigo wrote: > > use the operating system command: > > > > os.system('CLS) # DOS > > Tried this within the Python command line window and got error > message which read "NameError: name 'os' is not defined". I > tried both os.system('CLS') and os.system("CLS") and got the same > results. Ahh- this means that you need to do "import os" first. ;) And yes, you do need quotes on both sides of 'cls'. Good luck. -tom!