Tigra Calendar is a free cross-browser JavaScript Calendar Control, it improves the user experience by enabling a drop-down calendar for date fields in HTML forms.
Features
Uses document layers - no problems with pop-up blockers
Easy customization via CSS file
Simple localization
Attaches to existing form fields
Can be created dynamically - perfect for AJAX applications
Multiple popular date formats are supported (American, European, Database)
Efficient, well formatted code - great learning source for students
Easy setup - no programming skills required
Works in all Modern browsers
Can be used in any kind of web applications (PHP/ASP/CGI etc.)
Public domain software - FREE for any use
Benefits
Fast and simple dates entry improves user experience
Use of the calendar eliminates date formatting errors
Invalid dates such as February 30 can not be entered via the calendar
