[html5] date properties

[Costas]

reference
http://www.w3.org/TR/html-markup/input.datetime-local.html
http://www.wufoo.com/html5/types/4-date.html

<input id='dob' name='dob'
       type="date"
       min='1979-01-01' max='1996-01-01'
       class='form-control'
       placeholder='DOB' required autofocus>