/**

 * File name:	dateinput.js

 *

 * Descriptons: function write date select

 *

 * Author:	Franky Lau 24-May-2000	#REF-00043

 *

 * Modification History:

 *	David Lau	2001/4/18

 *		non-reset of day and mon

 */

function makedatetime(formname, index){
	thisform = document.forms[formname];
	if (thisform && thisform.elements[index+"datetime"]){
		thisform.elements[index+"datetime"].value = thisform.elements[index+"_year"].value + "-"
													+ thisform.elements[index+"_mon"].value + "-"
													+ thisform.elements[index+"_day"].value
													+ (thisform.elements[index+"_hr"] ? " "
													   + thisform.elements[index+"_hr"].value + ":"
													   + thisform.elements[index+"_min"].value + ":00" : "");
	}
	// add
	return (new Date(thisform.elements[index+"_year"].value, (parseInt(thisform.elements[index+"_mon"].value) - 1), thisform.elements[index+"_day"].value
		, (thisform.elements[index+"_hr"] ? thisform.elements[index+"_hr"].value : 0 ), (thisform.elements[index+"_min"] ? thisform.elements[index+"_min"].value : 0), 0));

}

function getdatestr(formname, index, separator) {
	thisform = document.forms[formname];
	if (separator==null) {
		separator = '/'; // default separator;
	}
	var y = thisform.elements[index+'_year'];
	var m = thisform.elements[index+'_mon'];
	var d = thisform.elements[index+'_day'];
	var str = '';
	if (y) {
		var yval = parseInt(y.options[y.selectedIndex].value);
		str += yval;
	}
	if (m) {
		var mval = parseInt(m.options[m.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (mval<10 ? '0'+mval : mval);
	}
	if (d) {
		var dval = parseInt(d.options[d.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (dval<10 ? '0'+dval : dval);
	}
	return str;
}

function gettimestr(formname, index, separator) {
	thisform = document.forms[formname];
	if (separator==null) {
		separator = '/'; // default separator;
	}
	var h = thisform.elements[index+'_hr'];
	var m = thisform.elements[index+'_min'];
	var s = thisform.elements[index+'_sec'];
	var str = '';
	if (h) {
		var hval = parseInt(h.options[h.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (hval<10 ? '0'+hval : hval);
	}
	if (m) {
		var mval = parseInt(m.options[m.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (mval<10 ? '0'+mval : mval);
	}
	if (s) {
		var sval = parseInt(s.options[s.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (sval<10 ? '0'+sval : sval);
	}
	return str;
}

function getdatestr(formname, index, separator) {
	thisform = document.forms[formname];
	if (separator==null) {
		separator = '/'; // default separator;
	}
	var y = thisform.elements[index+'_year'];
	var m = thisform.elements[index+'_mon'];
	var d = thisform.elements[index+'_day'];
	var str = '';
	if (y) {
		var yval = parseInt(y.options[y.selectedIndex].value);
		str += yval;
	}
	if (m) {
		var mval = parseInt(m.options[m.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (mval<10 ? '0'+mval : mval);
	}
	if (d) {
		var dval = parseInt(d.options[d.selectedIndex].value);
		str += (str.length==0 ? '' : separator) + (dval<10 ? '0'+dval : dval);
	}
	return str;
}

function writedate(thisform, index, yr, mon, day, format, onChangeFunctionCallJS){
	if (onChangeFunctionCallJS == undefined || onChangeFunctionCallJS == null)
		onChangeFunctionCallJS = '';
	
	if (!format || format == '')
		format = 'Y-M-D';
	var daystr = "";
	yr = parseInt(yr, 10);
	mon = parseInt(mon, 10);
	day = parseInt(day, 10);
	if (day != 0){
		var date1 = new Date(yr, mon, 1);
		var date2 = new Date(yr, mon + 1, 1);
		dateend = (date2 - date1)/(1000 * 60 * 60 * 24);
		daystr = "&nbsp;<select name=\""+index+"_day\" onchange=\""+onChangeFunctionCallJS+"\">\n";
		// day
		for (var i=1; i <= dateend; i++){
			var tmp_day;
			if (i < 10){
				tmp_day = "0" + i;
			} else {
				tmp_day = i;
			}
			daystr += "<option value="+i+"> " +tmp_day+"\n";
		}
		daystr += "</select>";
	}
	
	if (mon == 12)
	{
		yr = yr+1;
		mon = 0;
	}
	if (mon == -1)
	{
		yr = yr-1;
		mon = 11;
	}

	var monstr = "<select name=\""+index+"_mon\" onchange=\"";
	if (day != 0)
		monstr += "chdate('"+index+"', '"+thisform+"');";
	monstr += onChangeFunctionCallJS;
	monstr += "\">\n";
	
	for (var i=1; i <= 12; i++){
		var tmp_mon;
		if (i < 10){
			tmp_mon = "0" + i;
		} else {
			tmp_mon = i;
		}
		monstr += "<option value="+(i - 1)+"> " +tmp_mon+"\n";
	}
	monstr += "</select>";
	
	var yearstr = "<select name=\""+index+"_year\" onchange=\"chdate('"+index+"', '"+thisform+"');";
	yearstr += onChangeFunctionCallJS;
	yearstr += "\">\n";
	
	for (var i=-1; i < 3; i++){
		var tmp_yr = yr + i;
		if (i == 0){
			yearstr += "<option value="+tmp_yr+" selected> " +tmp_yr+"\n";
		} else {
			yearstr += "<option value="+tmp_yr+" > " +tmp_yr+"\n";
		}
	}
	yearstr += "</select>";
	/*
	outstr = format.replace("Y", yearstr);
	outstr = outstr.replace("M", monstr);
	outstr = outstr.replace("D", daystr);
	*/
	if (format.indexOf("YYYY") > -1) {
		outstr = format.replace("YYYY", yearstr);
	} else {
		outstr = format.replace("Y", yearstr);
	}
	if (format.indexOf("MM") > -1) {
		outstr = outstr.replace("MM", monstr);
	} else {
		outstr = outstr.replace("M", monstr);
	}
	if (day != 0){
		if (format.indexOf("DD") > -1) {
			outstr = outstr.replace("DD", daystr);
		} else {
			outstr = outstr.replace("D", daystr);
		}
	}
	document.writeln(outstr);

	document.forms[thisform].elements[index+"_mon"].options[mon].selected = true;
	if (day != 0){
		document.forms[thisform].elements[index+"_day"].options[day-1].selected = true;
	}
}

function chdate(index, thisform){
	var prev_day = document.forms[thisform].elements[index+"_day"].selectedIndex;
	var sltmon = document.forms[thisform].elements[index+"_mon"].selectedIndex;
	var yr_index = document.forms[thisform].elements[index+"_year"].selectedIndex;
	var sltyear = document.forms[thisform].elements[index+"_year"].options[yr_index].value;
	if (document.forms[thisform].elements[index+"_day"]){
		while (document.forms[thisform].elements[index+"_day"].options.length != 0){
			document.forms[thisform].elements[index+"_day"].options[0] = null;
		}
		var date1 = new Date(sltyear, sltmon, 1);
		var date2 = new Date(sltyear, sltmon + 1, 1);
		dateend = (date2 - date1)/(1000 * 60 * 60 * 24);
		for (var i=1; i <= dateend; i++){
			var tmp_day;
			if (i < 10){
				tmp_day = "0" + i;
			} else {
				tmp_day = i;
			}
			document.forms[thisform].elements[index+"_day"].options[i-1] = new Option(tmp_day, i);
		}
	}
	while (document.forms[thisform].elements[index+"_year"].options.length != 0){
		document.forms[thisform].elements[index+"_year"].options[0] = null;
	}
	for (var i=-1; i < 3; i++){
		var tmp_yr = new Number(sltyear) + i;
		document.forms[thisform].elements[index+"_year"].options[i+1] = new Option(tmp_yr, tmp_yr);
	}
	document.forms[thisform].elements[index+"_year"].selectedIndex = 1;

//	select previous choosen option
	document.forms[thisform].elements[index+"_mon"].selectedIndex = sltmon;
	if (document.forms[thisform].elements[index+"_day"].length <= prev_day) {
		document.forms[thisform].elements[index+"_day"].selectedIndex = document.forms[thisform].elements[index+"_day"].length - 1 ;
	} else {
		document.forms[thisform].elements[index+"_day"].selectedIndex = prev_day;
	}
}

function writetime(thisform, index, hr, min, sec, format){

	secstr = "<select name=\""+index+"_sec\">\n";

	for (i=0; i < 60; i++){

		if (i < 10){

			temp = "0" + i;

		} else {

			temp = i;

		}

		secstr += "<option value="+i;

		if (i == sec){

			secstr += " selected";

		}

		secstr += "> " + temp +"\n";

	}

	secstr += "</select>";

	minstr = "<select name=\""+index+"_min\">\n";

	for (i=0; i < 60; i++){

		if (i < 10){

			temp = "0" + i;

		} else {

			temp = i;

		}

		minstr += "<option value="+i;

		if (i == min){

			minstr += " selected";

		}

		minstr += "> " + temp +"\n";

	}

	minstr += "</select>";

	hrstr = "<select name=\""+index+"_hr\">\n";

	for (i=0; i < 24; i++){

		if (i < 10){

			temp = "0" + i;

		} else {

			temp = i;

		}

		hrstr += "<option value="+i;

		if (i == hr){

			hrstr += " selected";

		}

		hrstr += "> " + temp +"\n";

	}

	hrstr += "</select>";

	outstr = format;

	outstr = outstr.replace("H", hrstr);

	outstr = outstr.replace("M", minstr);

	outstr = outstr.replace("S", secstr);

	document.writeln(outstr);

}

//horace,20080930,添加時間比較函數
function comparTime(timeA,timeB)
{
	arrA=timeA.split(':');
	arrB=timeB.split(':');
	numA=Number(arrA[0])*60+Number(arrA[1]);
	numB=Number(arrB[0])*60+Number(arrB[1]);
	return   numA-numB;
}


//johnson 20081009 添加用於MYID郵件的日期選擇
function dateinput(thisform, index, yr, mon, day, format){
	if (!format)
		format = 'Y-M-D';
	var daystr = "";
	yr = parseInt(yr, 10);
	mon = parseInt(mon, 10);
	day = parseInt(day, 10);
	if (day != 0){
		var date1 = new Date(yr, mon, 1);
		var date2 = new Date(yr, mon + 1, 1);
		dateend = (date2 - date1)/(1000 * 60 * 60 * 24);
		daystr = "<td style='font-size:9px;'><select name=\""+index+"_day\">\n";
		// day
		for (var i=1; i <= dateend; i++){
			var tmp_day;
			if (i < 10){
				tmp_day = "0" + i;
			} else {
				tmp_day = i;
			}
			daystr += "<option value="+i+"> " +tmp_day+"\n";
		}
		daystr += "</select></td>";
	}

	if (mon == 12)
	{
		yr = yr+1;
		mon = 0;
	}
	if (mon == -1)
	{
		yr = yr-1;
		mon = 11;
	}

	var monstr = "<td style='font-size:9px;'><select name=\""+index+"_mon\" ";
	if (day != 0){
		monstr += "onchange='chdate(\""+index+"\", \""+thisform+"\")'";
	}
	monstr += ">\n";
	for (var i=1; i <= 12; i++){
		var tmp_mon;
		if (i < 10){
			tmp_mon = "0" + i;
		} else {
			tmp_mon = i;
		}
		monstr += "<option value="+(i - 1)+"> " +tmp_mon+"\n";
	}
	monstr += "</select></td>";

	var yearstr = "<td style='font-size:9px;'><select name=\""+index+"_year\" onchange='chdate(\""+index+"\", \""+thisform+"\")'>\n";
	for (var i=-1; i < 3; i++){
		var tmp_yr = yr + i;
		if (i == 0){
			yearstr += "<option value="+tmp_yr+" selected> " +tmp_yr+"\n";
		} else {
			yearstr += "<option value="+tmp_yr+" > " +tmp_yr+"\n";
		}
	}
	yearstr += "</select></td>";
	/*
	outstr = format.replace("Y", yearstr);
	outstr = outstr.replace("M", monstr);
	outstr = outstr.replace("D", daystr);
	*/
//	if (format.indexOf("YYYY") > -1) {
//		outstr = format.replace("YYYY", yearstr);
//	} else {
//		outstr = format.replace("Y", yearstr);
//	}
//
//	if (format.indexOf("MM") > -1) {
//		outstr = outstr.replace("MM", monstr);
//	} else {
//		outstr = outstr.replace("M", monstr);
//	}
//	if (day != 0){
//		if (format.indexOf("DD") > -1) {
//			outstr = outstr.replace("DD", daystr);
//		} else {
//			outstr = outstr.replace("D", daystr);
//		}
//	}

//	document.writeln(outstr);
	tstr="<td>-</td>";
    document.writeln(yearstr+tstr+monstr+tstr+daystr);
	document.forms[thisform].elements[index+"_mon"].options[mon].selected = true;
	if (day != 0){
		document.forms[thisform].elements[index+"_day"].options[day-1].selected = true;
	}
}