EasyCalendar is a PHP and MySql application that allows users to post and display calendar events. Only registered users and administrators can add/edit/delete events. It is for private sites or organizations that want to communicate upcoming events to a larger audience. Features: design/content separation, web admin, user-customizable theme management, SiteConfig manager, PageEdit manager, Search engine, editor to add events and for content management, system self install and more. Last version - EasyCalendar 4.0 is based on Ajax technology - a framework known as XMLHTTPRequest or remote scripting. Ajax makes it easy to use EasyCalendar without performing a browser refresh.