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Harmonia axyridis
A little bit far away for seeing all the details, but I think yours is Harmonia axyridis.
http://bugguide.net/node/view/730384/bgi...
Don't be surprised about the immense variability!
http://bugguide.net/node/view/397/bgimag...
http://en.wikipedia.org/wiki/File:Harmon...
http://en.wikipedia.org/wiki/Harmonia_ax...