On 05/10/2011 05:47 PM, Kenneth Crocker wrote: > Shawn & Emmanuel, > > I got it. Thanks: > > (?#Date mm/dd/yyyy > hh:mm-military)^((0[1-9]|1[0-2])\/(0[1-9]|[1-2][0-9]|3[0-1])\/([1-2][0-9][0-9][0-9]) > (0[1-9]|1[0-9]|2[0-4]):([0-5][0-9]))?$ To nitpick: 00 is a valid hour, 24 is not. Thomas