function PopUp(Page,WinName)
{
    return showModalDialog(Page,WinName,'scrollbars=yes;resizable=no;help=no;status=no;dialogTop=130; dialogLeft=190;dialogWidth:750px;dialogHeight=490px');
}

function SelectTimeZone(Page)
{
    TimeZoneList.innerHTML = '<iframe src="' + Page + '" frameborder="0" width="660" height="455"></iframe>';
    with(TimeZoneList_div.style)
    {
        left = (document.body.clientWidth-parseInt(width))/2;
        top = (document.body.clientHeight-parseInt(height))/2;
        display = "";
    }
}

function GetCurrentTimeZone()
{
    var now = new Date();
    var tz = 0 - now.getTimezoneOffset() / 60;
    var mtz = Math.floor(tz);
    var stz = (tz - mtz) * 60;
    var tzstr = "";
    if (tz >= 0)
        tzstr = "+";
    else
        tzstr = "-";
    if (mtz == 0)
        tzstr += "0";
    if ((tz > 0 && mtz < 10) || (tz < 0 && mtz > -10))
        tzstr += "0";
    tzstr += Math.abs(mtz).toString() + Math.abs(stz).toString();
    if (stz == 0)
        tzstr += "0";
    return tzstr;
}

function CloseTimeZoneList()
{
    TimeZoneList_div.style.display = 'none';
}

var difference_Hour = 0;
var difference_Minute = 0;
var timezone_TZ = "";

function GetTimeZone(lg, DefaultTZ, DefaultDST)    //获取时区设置
{
    if (typeof(DefaultTZ) == "undefined")
        DefaultTZ = GetCurrentTimeZone();    //默认时区

    var STZ_Hour = 8;
    var DST = false;
    var rlt = "";
    if (document.cookie.indexOf("7mTZbegin") != -1 && document.cookie.indexOf("7mTZend") != -1)
        timezone_TZ = document.cookie.substring(document.cookie.indexOf("7mTZbegin") + 10, document.cookie.indexOf("7mTZend")).toUpperCase();
    if (document.cookie.indexOf("7mDSTbegin") != -1 && document.cookie.indexOf("7mDSTend") != -1)
        DST = (document.cookie.substring(document.cookie.indexOf("7mDSTbegin") + 11, document.cookie.indexOf("7mDSTend")) == "1") ? true : false;
    else
    {
            if (typeof(DefaultDST) != "undefined")
                DST = DefaultDST;
    }

    if (timezone_TZ == "")
        timezone_TZ = DefaultTZ;
    
    if (timezone_TZ != "AUTO")
    {
        rlt = 'GMT' + timezone_TZ;
        var TZ_Hour = parseFloat(timezone_TZ.substring(0, 3));
        var TZ_Minute = parseFloat(timezone_TZ.substring(3, 5));
        difference_Minute = TZ_Minute;
        if (TZ_Hour < 0)
        {
            difference_Hour = 0 - (STZ_Hour - TZ_Hour);
            difference_Minute = 0 - difference_Minute;
        }
        else
        {    
            difference_Hour = TZ_Hour - STZ_Hour;
        }
    }
    else if (timezone_TZ == "AUTO")
    {
        DST = false;          //自动状况去掉夏令时cookie
        if (lg == 0)
            rlt = "自動";
        else if (lg == 1)
            rlt = "自动";
        else if (lg == 2)
            rlt = "Auto";
        else if (lg == 3)
            rlt = "Tự động";
        else if (lg == 4)
            rlt = "อัตโนมัติ";
        var LTimeZone = new Date().getTimezoneOffset() / 60;
        STZ_Hour = 0 - STZ_Hour;
        if (LTimeZone < 0)
        {
            difference_Hour = STZ_Hour - LTimeZone;
        }
        else
        {
            difference_Hour = 0 - (LTimeZone - STZ_Hour);
            difference_Minute = 0 - difference_Minute;
        }
    }
    if (DST)    //Daylight Saving Time夏令时
    {
        difference_Hour += 1;
        if (lg == 0)
            rlt += "(夏令時)";
        else if (lg == 1)
            rlt += "(夏令时)";
        else if (lg == 2)
            rlt += "(DST)";
        else if (lg == 3)
            rlt += "(Giờ mùa)";
        else if (lg == 4)
            rlt += "(DST)";
    }
    return rlt;
}

function TimeZone_formatNumber(s)
{
    if (s < 10)
        return "0" + s;
    return s;
}

function AmountTimeDiff(dateStr, rtvFormat)
{
    var date_sl = dateStr.split(",");
    var d1 = new Date(parseFloat(date_sl[0]), parseFloat(date_sl[1]) - 1, parseFloat(date_sl[2]), parseFloat(date_sl[3])+difference_Hour, parseFloat(date_sl[4])+difference_Minute, parseFloat(date_sl[5]), 0);
    var year = d1.getFullYear();
    var month = TimeZone_formatNumber(d1.getMonth() + 1);
    var day = TimeZone_formatNumber(d1.getDate());
    var hour = TimeZone_formatNumber(d1.getHours());
    var minute = TimeZone_formatNumber(d1.getMinutes());
    var second = TimeZone_formatNumber(d1.getSeconds());
    
    switch(rtvFormat)
    {
        case 0:
            return year + "," + month + "," + day + "," + hour + "," + minute + "," + second;
            break;
        case 1:
            return year + "-" + month + "-" + day + " " + hour + ":" + minute + ":" + second;
            break;
        case 2:
            return month + "-" + day + "-" + year + " " + hour + ":" + minute + ":" + second;
            break;
        case 3:
            return year + "-" + month + "-" + day + " " + hour + ":" + minute;
            break;
        case 4:
            return day + "/" + month + "<br>" + hour + ":" + minute;
            break;
        case 5:
            return year + "" + month + "" + day + " " + hour + ":" + minute;
            break;
        case 6:
            return month + "-" + day + " " + hour + ":" + minute;
            break;
        case 7:
            return month + "月" + day + "日<br/>" + "星期" + CWeekDays[d1.getDay()];
        case 8:
            return month + "-" + day + "<br/>" +  EWeekDays[d1.getDay()];
            break;
        case 9:
            return hour + ":" + minute;
            break;
        case 10:
            return d1;
            break;
    }
}

var CWeekDays = ["日","一","二","三","四","五","六"];
var EWeekDays = ["Sunday","Monthday","Tuesday","Wednesday","Thursday","Friday","Saturday"];