As you can see, on Safari & Crome (Webkit) on a Mac, the datepicker top bar is black, thus the month/year is missing:
(I was unable to paste graphics due to Apache spam filter), so the links are just posted... http://hope.nyc.ny.us/~lprimak/images/PastedGraphic-1.tiff On all other browsers (Firefox in this example), it's properly displayed: http://hope.nyc.ny.us/~lprimak/images/PastedGraphic-2.tiff Also, weirdly enough it works properly on the iPhone/iPad. Is this a bug? I am using T5.3beta13