This is a cross browser Javascript calendar. Download the zip-file and open the js_calendar.html file in your browser. You use the displayCalendar() or displayCalendarSelectBox() function to display the calendar(look how it is done in js_calendar.html).
12 languages are currently supported(English, German, Dutch, Norwegian, Spanish, Portuguese, French, Russian, Danish, Hungarian, Italian and Swedish). You define which language to use in the dhtmlgoodies_calendar.js file. example: var languageCode = 'en';