Both lamps would be off. Since the lamps are in parallel they share the connections, so shorting L1 also shorts L2. Then there is no way for either one to get electricity and that means both are off.
Green has a calming effect on one's mood, so maybe a green desk lamp neutralizes the effects of a stressful day at your work desk. Just guessing.
floor lamps? Go to ikea.com and look under lamps. For a great lighting idea, use rope lighting, hang from ceiling with a form you make out of an old hanger and parachute material.