This is a JavaScript calendar date picker for Ruby on Rails. * It�s lean (only ~15kb css+js code)! * It�s mean (it can pick dates and datetimes, popup or embedded! all styling is done with CSS, so it is completely customizable)! * It�s easy to use (it automatically puts its javascripts/css/image files where needed and is fully integrated with rails form builders). Compatible with all modern browsers. NOTE: The JavaScript can be used with any web framework other than Ruby on Rails. prototype.js 1.5.0 or greater required for use.