// JavaScript Document
var oldLink = null;
    function setActiveStyleSheet(link, title) {
        var i, a, main;
        for (i = 0; (a = document.getElementsByTagName("link")[i]); i++) {
            if (a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
                a.disabled = true;
                if (a.getAttribute("title") == title) a.disabled = false;
            }
        }
        if (oldLink) oldLink.style.fontWeight = 'normal';
        oldLink = link;
        link.style.fontWeight = 'bold';
        return false;
    }

    // This function gets called when the end-user clicks on some date.
    function selected(cal, date) {
        cal.sel.value = date; // just update the date in the input field.
        if (cal.dateClicked && (cal.sel.id == "sel1" || cal.sel.id == "sel3"))
            cal.callCloseHandler();
    }

    function closeHandler(cal) {
        cal.hide();                        // hide the calendar
        //  cal.destroy();
        _dynarch_popupCalendar = null;
    }

    function showCalendar(id, format, showsTime, showsOtherMonths) {
        var el = document.getElementById(id);
        if (_dynarch_popupCalendar != null) {
            // we already have some calendar created
            _dynarch_popupCalendar.hide();                 // so we hide it first.
        } else {
            // first-time call, create the calendar.
            var cal = new Calendar(1, null, selected, closeHandler);
            // uncomment the following line to hide the week numbers
            // cal.weekNumbers = false;
            if (typeof showsTime == "string") {
                cal.showsTime = true;
                cal.time24 = (showsTime == "24");
            }
            if (showsOtherMonths) {
                cal.showsOtherMonths = true;
            }
            _dynarch_popupCalendar = cal;                  // remember it in the global var
            cal.setRange(1900, 2070);        // min/max year allowed.
            cal.create();
        }
        _dynarch_popupCalendar.setDateFormat(format);    // set the specified date format
        _dynarch_popupCalendar.parseDate(el.value);      // try to parse the text in field
        _dynarch_popupCalendar.sel = el;                 // inform it what input field we use

        _dynarch_popupCalendar.showAtElement(el.nextSibling, "Br");        // show the calendar

        return false;
    }

    var MINUTE = 60 * 1000;
    var HOUR = 60 * MINUTE;
    var DAY = 24 * HOUR;
    var WEEK = 7 * DAY;

    function isDisabled(date) {
        var today = new Date();
        return (Math.abs(date.getTime() - today.getTime()) / DAY) > 10;
    }

    function flatSelected(cal, date) {
        var el = document.getElementById("preview");
        el.innerHTML = date;
    }

    function showFlatCalendar() {
        var parent = document.getElementById("display");

        var cal = new Calendar(0, null, flatSelected);

        cal.weekNumbers = false;

        cal.setDisabledHandler(isDisabled);
        cal.setDateFormat("%A, %B %e");

        cal.create(parent);

        cal.show();
    }