PopCalendarXP

PopCalendarXP is a great-looking JavaScript date picker that comes with many convenient features to facilitate date inputs on your webpage. In short words, it's simple outside while powerful inside and all well-documented that even people with little JavaScript experience can get it working in no time. It features auto-adaptive positioning, database-driven events/agendas, real cross-browser capability, extremely customizable UI, super easy-to-use design and many handy options. It works perfectly with ASP.NET, ASP, JSP, PHP, ColdFusion and other web frameworks.