thx willi for your answer!
i changed it to date.
i have cs6 and can't see any format button in the bindings panel.
the validation tooltips for spry thing: i builded it up from zero. now its working. very annoying.
how can i set a default value to input files? is there a smart way to style it?
my datepicker does not work. any ideas? i have a custom theme with jquery.
2 jquery and 1 css
thx for your help!