Tiny but beautifully patterned moth rests on the inside of a plastic tub before dark on May 12, 2010

Please give me common or scientific name so that I can find it online and share information about which plant is the host plant for this species' caterpiller. I spend hours sometimes researching such things and never get the right answer. Help appreciated and credited always. Just comment below the photo or email me, please.
And, for a better view, please click on image to ENLARGE!