WebCalendar.thisMonth  = parseInt(WebCalendar.dateStyle[3], 10);
                WebCalendar.thisDay    = parseInt(WebCalendar.dateStyle[4], 10);
                WebCalendar.inputDate  = parseInt(WebCalendar.thisDay, 10) +"/"+ parseInt(WebCalendar.thisMonth, 10) +"/"+ 
                parseInt(WebCalendar.thisYear, 10); writeCalendar();
            }
        }  else writeCalendar();
    }  catch(e){writeCalendar();}
}
function funMonthSelect() //月份的下拉框
{
    var m = isNaN(parseInt(WebCalendar.thisMonth, 10)) ? new Date().getMonth() + 1 : parseInt(WebCalendar.thisMonth);
    var e = WebCalendar.iframe.document.forms[0].tmpMonthSelect;
    for (var i=1; i<13; i++) e.options.add(new Option(i +"月", i));
    e.style.display = ""; e.value = m; e.focus(); window.status = e.style.top;
}
function funYearSelect() //年份的下拉框
{
    var n = WebCalendar.yearFall;
    var e = WebCalendar.iframe.document.forms[0].tmpYearSelect;
    var y = isNaN(parseInt(WebCalendar.thisYear, 10)) ? new Date().getFullYear() : parseInt(WebCalendar.thisYear);
        y = (y <= 1000)? 1000 : ((y >= 9999)? 9999 : y);
    var min = (y - n >= 1000) ? y - n : 1000;
    var max = (y + n <= 9999) ? y + n : 9999;
        min = (max == 9999) ? max-n*2 : min;
        max = (min == 1000) ? min+n*2 : max;
    for (var i=min; i<=max; i++)
    {
      //alert(e.options.length);
      e.options[e.options.length] = new Option(i +"年", i+"", true, true);//e.options.add(new Option(i +"年", i));
    }
    e.style.display = "";
    e.value = y; e.focus();
}
function prevM()  //往前翻月份
{
    WebCalendar.thisDay = 1;
    if (WebCalendar.thisMonth==1)
    {
        WebCalendar.thisYear--;
        WebCalendar.thisMonth=13;
    }
    WebCalendar.thisMonth--; writeCalendar();
}
function nextM()  //往后翻月份
{
    WebCalendar.thisDay = 1;
    if (WebCalendar.thisMonth==12)
    {
        WebCalendar.thisYear++;
        WebCalendar.thisMonth=0;
    }
    WebCalendar.thisMonth++; writeCalendar();
}
function prevY(){WebCalendar.thisDay = 1; WebCalendar.thisYear--; writeCalendar();}//往前翻 Year
function nextY(){WebCalendar.thisDay = 1; WebCalendar.thisYear++; writeCalendar();}//往后翻 Year
function hiddenSelect(e){for(var i=e.options.length; i>-1; i--)e.options.remove(i); e.style.display="none";}
function getObjectById(id){ if(document.all) return(eval("document.all."+ id)); return(eval(id)); }
function hiddenCalendar(){getObjectById("meizzCalendarLayer").style.display = "none";};
function appendZero(n){return(("00"+ n).substr(("00"+ n).length-2));}//日期自動補零程序
function String.prototype.trim(){return this.replace(/(^\s*)|(\s*$)/g,"");}
function dayMouseOver()
{
    this.className = "over";
    this.style.backgroundColor = WebCalendar.darkColor;
    if(WebCalendar.day[this.id.substr(8)].split("/")[1] == WebCalendar.thisMonth)
    this.style.color = WebCalendar.lightColor;
}
function dayMouseOut()
{
    this.className = "out"; var d = WebCalendar.day[this.id.substr(8)], a = d.split("/");
    this.style.removeAttribute('backgroundColor');
    if(a[1] == WebCalendar.thisMonth && d != WebCalendar.today)
    {
        if(WebCalendar.dateStyle && a[0] == parseInt(WebCalendar.dateStyle[4], 10))
        this.style.color = WebCalendar.lightColor;
        this.style.color = WebCalendar.wordColor;
    }
}
function writeCalendar() //對日歷顯示的數據的處理程序
{
    var y = WebCalendar.thisYear;
    var m = WebCalendar.thisMonth; 
    var d = WebCalendar.thisDay;
    WebCalendar.daysMonth[1] = (0==y%4 && (y%100!=0 || y%400==0)) ? 29 : 28;
    if (!(y<=9999 && y >= 1000 && parseInt(m, 10)>0 && parseInt(m, 10)<13 && parseInt(d, 10)>0)){
        alert("對不起，你輸入了錯誤的日期！");
        WebCalendar.thisYear   = new Date().getFullYear();
        WebCalendar.thisMonth  = new Date().getMonth()+ 1;
        WebCalendar.thisDay    = new Date().getDate(); }
    y = WebCalendar.thisYear;
    m = WebCalendar.thisMonth;
    d = WebCalendar.thisDay;
    WebCalendar.iframe.meizzYearHead.innerText  = y +" 年";
    WebCalendar.iframe.meizzYearMonth.innerText = parseInt(m, 10) +" 月";
    WebCalendar.daysMonth[1] = (0==y%4 && (y%100!=0 || y%400==0)) ? 29 : 28; //閏年二月為29天
    var w = new Date(y, m-1, 1).getDay();
    var prevDays = m==1  ? WebCalendar.daysMonth[11] : WebCalendar.daysMonth[m-2];
    for(var i=(w-1); i>=0; i--) //這三個 for 循環為日歷賦數據源（數組 WebCalendar.day）格式是 d/m/yyyy
    {
        WebCalendar.day[i] = prevDays +"/"+ (parseInt(m, 10)-1) +"/"+ y;
        if(m==1) WebCalendar.day[i] = prevDays +"/"+ 12 +"/"+ (parseInt(y, 10)-1);
        prevDays--;
    }
    for(var i=1; i<=WebCalendar.daysMonth[m-1]; i++) WebCalendar.day[i+w-1] = i +"/"+ m +"/"+ y;
    for(var i=1; i<39-w-WebCalendar.daysMonth[m-1]+1; i++)
    {
        WebCalendar.day[WebCalendar.daysMonth[m-1]+w-1+i] = i +"/"+ (parseInt(m, 10)+1) +"/"+ y;
        if(m==12) WebCalendar.day[WebCalendar.daysMonth[m-1]+w-1+i] = i +"/"+ 1 +"/"+ (parseInt(y, 10)+1);
    }
    for(var i=0; i<39; i++)    //這個循環是根據源數組寫到日歷里顯示
    {
        var a = WebCalendar.day[i].split("/");
        WebCalendar.dayObj[i].innerText    = a[0];
        WebCalendar.dayObj[i].title        = a[2] +"-"+ appendZero(a[1]) +"-"+ appendZero(a[0]);
        WebCalendar.dayObj[i].bgColor      = WebCalendar.dayBgColor;
        WebCalendar.dayObj[i].style.color  = WebCalendar.wordColor;
        if ((i<10 && parseInt(WebCalendar.day[i], 10)>20) || (i>27 && parseInt(WebCalendar.day[i], 10)<12))
            WebCalendar.dayObj[i].style.color = WebCalendar.wordDark;
        if (WebCalendar.inputDate==WebCalendar.day[i])    //設置輸入框里的日期在日歷上的顏色
        {WebCalendar.dayObj[i].bgColor = WebCalendar.darkColor; WebCalendar.dayObj[i].style.color = WebCalendar.lightColor;}
        if (WebCalendar.day[i] == WebCalendar.today)      //設置今天在日歷上反應出來的顏色
        {WebCalendar.dayObj[i].bgColor = WebCalendar.todayColor; WebCalendar.dayObj[i].style.color = WebCalendar.lightColor;}
    }
}
function returnDate() //根據日期格式等返回用戶選定的日期
{
    if(WebCalendar.objExport)
    {
        var returnValue;
        var a = (arguments.length==0) ? WebCalendar.day[this.id.substr(8)].split("/") : arguments[0].split("/");
        var d = WebCalendar.format.match(/^(\w{4})(-|\/|.|)(\w{1,2})\2(\w{1,2})$/);
        if(d==null){alert("你設定的日期輸出格式不對！\r\n\r\n請重新定義 WebCalendar.format ！"); return false;}
        var flag = d[3].length==2 || d[4].length==2; //判斷返回的日期格式是否要補零
        returnValue = flag ? a[2] +d[2]+ appendZero(a[1]) +d[2]+ appendZero(a[0]) : a[2] +d[2]+ a[1] +d[2]+ a[0];
        if(WebCalendar.timeShow)
        {
            var h = new Date().getHours(), m = new Date().getMinutes(), s = new Date().getSeconds();
            returnValue += flag ? " "+ appendZero(h) +":"+ appendZero(m) +":"+ appendZero(s) : " "+  h  +":"+ m +":"+ s;
        }
        WebCalendar.objExport.value = returnValue;
        hiddenCalendar();
    }
}
function document.onclick()
{
    if(WebCalendar.eventSrc != window.event.srcElement) hiddenCalendar();
}