/* --- Swazz Javascript Calendar ---
/* --- v 1.0 3rd November 2006
By Oliver Bryant
http://calendar.swazz.org 
Modified by Alan Blount - alan[a7]zeroasterisk[d07]com */
var dateformat = 'mdy'; // year-month-date
//var dateformat = 'mdy'; // date-month-year
//var dateformat = 'dmy'; // date-month-year (default)
var datesplitter = '/'; // in between date, month, year... typically '/' or '-'
var prefix0 = true; // months and dates less than 10, get prefixed w/ a '0'
var disablepast = false; // disable date selection in the past

function getPath() {
    var path = document.location;
    var str = new String(path);
    //var len = str.length;
    var start = str.lastIndexOf("/");
    //var document_path = str.substring(start + 1, len);
    var mypath = str.substring(0, start + 1);
    return mypath;
}
var path = getPath();
document.write('<table id="fc" style="position:absolute;border-collapse:collapse;background:#FFFFFF;border:1px solid #343434;display:none; width: 186px; margin-left: 1px;" cellpadding=1>');
document.write('<tr><td style="cursor:pointer" onclick="csubm()"><img src="' + path + '/scripts/arrowleftmonth.gif"></td><td colspan=5 id="mns" align="center" style="font:bold 12px Verdana"></td><td align="right" style="cursor:pointer" onclick="caddm()"><img src="' + path + '/scripts/arrowrightmonth.gif"></td></tr>');
document.write('<tr style="background-color: #bfae6f;font:10px Verdana; text-align: center;"><td style="border-top: 1px solid #343434;">S</td><td style="border-top: 1px solid #343434;">M</td><td style="border-top: 1px solid #343434;">T</td><td style="border-top: 1px solid #343434;">W</td><td style="border-top: 1px solid #343434;">T</td><td style="border-top: 1px solid #343434;">F</td><td style="border-top: 1px solid #343434;">S</td></tr>');

//document.write('<table id="fc" style="position:absolute;border-collapse:collapse;background:#FFFFFF;border:1px solid #ABABAB;display:none" cellpadding=2>');
//document.write('<tr><td style="cursor:pointer" onclick="csubm()"><img src="/img/arrowleftmonth.gif"></td><td colspan=5 id="mns" align="center" style="font:bold 13px Verdana"></td><td align="right" style="cursor:pointer" onclick="caddm()"><img src="/img/arrowrightmonth.gif"></td></tr>');
//document.write('<tr><td align=center style="background:#ABABAB;font:12px Verdana">S</td><td align=center style="background:#ABABAB;font:12px Verdana">M</td><td align=center style="background:#ABABAB;font:12px Verdana">T</td><td align=center style="background:#ABABAB;font:12px Verdana">W</td><td align=center style="background:#ABABAB;font:12px Verdana">T</td><td align=center style="background:#ABABAB;font:12px Verdana">F</td><td align=center style="background:#ABABAB;font:12px Verdana">S</td></tr>');
for (var kk = 1; kk <= 6; kk++) {
    document.write('<tr>');
    for (var tt = 1; tt <= 7; tt++) {
        num = 7 * (kk - 1) - (-tt);
        document.write('<td id="v' + num + '" style="width:18px;height:18px">&nbsp;</td>');
    }
    document.write('</tr>');
}
document.write('</table>');

document.all ? document.attachEvent('onclick', checkClick) : document.addEventListener('click', checkClick, false);

// Calendar script
var now = new Date;
var sccm = now.getMonth();
var sccy = now.getFullYear();
var scfd = now.getDate();
var ccm = sccm;
var ccy = sccy;
var cfd = scfd;

var updobj;


var mn = new Array('JAN', 'FEB', 'MAR', 'APR', 'MAY', 'JUN', 'JUL', 'AUG', 'SEP', 'OCT', 'NOV', 'DEC');
var mnn = new Array('31', '28', '31', '30', '31', '30', '31', '31', '30', '31', '30', '31');
var mnl = new Array('31', '29', '31', '30', '31', '30', '31', '31', '30', '31', '30', '31');
var calvalarr = new Array(42);
prepcalendar('', ccm, ccy);
//getObj('fc'+cc).style.visibility='hidden';



function getObj(objID) {
    if (document.getElementById) { return document.getElementById(objID); }
    else if (document.all) { return document.all[objID]; }
    else if (document.layers) { return document.layers[objID]; }
}

function checkClick(e) {
    e ? evt = e : evt = event;
    CSE = evt.target ? evt.target : evt.srcElement;
    if (getObj('fc'))
        if (!isChild(CSE, getObj('fc')))
        getObj('fc').style.display = 'none';
}

function isChild(s, d) {
    while (s) {
        if (s == d)
            return true;
        s = s.parentNode;
    }
    return false;
}

function Left(obj) {
    var curleft = 0;
    if (obj.offsetParent) {
        while (obj.offsetParent) {
            curleft += obj.offsetLeft
            obj = obj.offsetParent;
        }
    }
    else if (obj.x)
        curleft += obj.x;
    return curleft;
}

function Top(obj) {
    var curtop = 0;
    if (obj.offsetParent) {
        while (obj.offsetParent) {
            curtop += obj.offsetTop
            obj = obj.offsetParent;
        }
    }
    else if (obj.y)
        curtop += obj.y;
    return curtop;
}

function lcs(ielem) {
    updobj = ielem;
    getObj('fc').style.left = Left(ielem) + "px";
    getObj('fc').style.top = Top(ielem) + ielem.offsetHeight + "px";
    getObj('fc').style.display = '';
    getObj('fc').style.zIndex = '1000';

    // First check date is valid
    curdt = ielem.value;
    curdtarr = curdt.replace(/\ /gi, '').replace(/[^0-9]/gi, '/').split('/');
    isdt = true;
    for (var k = 0; k < curdtarr.length; k++) {
        if (isNaN(parseInt(curdtarr[k])))
            isdt = false;
    }
    if (isdt & (curdtarr.length == 3)) {
        if (dateformat == 'ymd') {
            ccy = parseInt(curdtarr[0], 10);
            ccm = parseInt(curdtarr[1], 10) - 1;
            ccd = parseInt(curdtarr[2], 10);
        } else if (dateformat == 'mdy') {
            ccy = parseInt(curdtarr[2], 10);
            ccm = parseInt(curdtarr[0], 10) - 1;
            ccd = parseInt(curdtarr[1], 10);
        } else {
            ccy = parseInt(curdtarr[2], 10);
            ccm = parseInt(curdtarr[1], 10) - 1;
            ccd = parseInt(curdtarr[0], 10);
        }
        prepcalendar(ccd, ccm, ccy);
    }
}

function evtTgt(e) {
    var el;
    if (e.target) el = e.target;
    else if (e.srcElement) el = e.srcElement;
    if (el.nodeType == 3) el = el.parentNode; // defeat Safari bug
    return el;
}
function EvtObj(e) { if (!e) e = window.event; return e; }
function cs_over(e) {
    evtTgt(EvtObj(e)).style.background = '#FFCC66';
}
function cs_out(e) {
    evtTgt(EvtObj(e)).style.background = '#e6dec7';
}
function cs_click(e) {
    updobj.value = calvalarr[evtTgt(EvtObj(e)).id.substring(1, evtTgt(EvtObj(e)).id.length)];
    getObj('fc').style.display = 'none';

}

function f_cps(obj) {
    obj.style.background = '#e6dec7';
    obj.style.font = '10px Verdana';
    obj.style.color = '#333333';
    obj.style.textAlign = 'center';
    obj.style.textDecoration = 'none';
    obj.style.border = '1px solid #343434';
    obj.style.cursor = 'pointer';
}

function f_cpps(obj) {
    obj.style.background = '#e6dec7';
    obj.style.font = '10px Verdana';
    obj.style.color = '#ABABAB';
    obj.style.textAlign = 'center';
    obj.style.textDecoration = 'line-through';
    obj.style.border = '1px solid #343434';
    obj.style.cursor = 'default';
}

function f_hds(obj) {
    obj.style.background = '#FFF799';
    obj.style.font = 'bold 10px Verdana';
    obj.style.color = '#333333';
    obj.style.textAlign = 'center';
    obj.style.border = '1px solid #343434';
    obj.style.cursor = 'pointer';
}

// day selected
function prepcalendar(hd, cm, cy) {
    now = new Date();
    sd = now.getDate();
    td = new Date();
    td.setDate(1);
    td.setFullYear(cy);
    td.setMonth(cm);
    cd = td.getDay();
    getObj('mns').innerHTML = mn[cm] + ' ' + cy;
    marr = ((cy % 4) == 0) ? mnl : mnn;
    for (var d = 1; d <= 42; d++) {
        f_cps(getObj('v' + parseInt(d)));
        if ((d >= (cd - (-1))) && (d <= cd - (-marr[cm]))) {
            dip = (disablepast && (d - cd < sd) && (cm == sccm) && (cy == sccy));
            htd = ((hd != '') && (d - cd == hd));
            if (dip)
                f_cpps(getObj('v' + parseInt(d)));
            else if (htd)
                f_hds(getObj('v' + parseInt(d)));
            else
                f_cps(getObj('v' + parseInt(d)));

            getObj('v' + parseInt(d)).onmouseover = (dip) ? null : cs_over;
            getObj('v' + parseInt(d)).onmouseout = (dip) ? null : cs_out;
            getObj('v' + parseInt(d)).onclick = (dip) ? null : cs_click;

            getObj('v' + parseInt(d)).innerHTML = d - cd;

            cmx = parseInt(cm) + 1;
            if (cmx < 10 && prefix0 == true) {
                cmx = '0' + cmx;
            }
            dx = d - cd;
            if (dx < 10 && prefix0 == true) {
                dx = '0' + dx;
            }
            if (dateformat == 'ymd') {
                calvalarr[d] = '' + cy + datesplitter + cmx + datesplitter + dx;
            } else if (dateformat == 'mdy') {
                calvalarr[d] = '' + cmx + datesplitter + dx + datesplitter + cy;
            } else {
                calvalarr[d] = '' + dx + datesplitter + cmx + datesplitter + cy;
            }
        }
        else {
            getObj('v' + d).innerHTML = '&nbsp;';
            getObj('v' + parseInt(d)).onmouseover = null;
            getObj('v' + parseInt(d)).onmouseout = null;
            getObj('v' + parseInt(d)).style.cursor = 'default';
        }
    }
}

function caddm() {
    marr = ((ccy % 4) == 0) ? mnl : mnn;

    ccm += 1;
    if (ccm >= 12) {
        ccm = 0;
        ccy++;
    }
    cdayf();
    prepcalendar('', ccm, ccy);
}

function csubm() {
    marr = ((ccy % 4) == 0) ? mnl : mnn;

    ccm -= 1;
    if (ccm < 0) {
        ccm = 11;
        ccy--;
    }
    cdayf();
    prepcalendar('', ccm, ccy);
}

function cdayf() {
    if (!disablepast || ((ccy > sccy) || ((ccy == sccy) && (ccm >= sccm))))
        return;
    else {
        ccy = sccy;
        ccm = sccm;
        cfd = scfd;
    }
}