/*******************************************************************************
 *	Program Type : Calendar.JS
 *	Program ID   : Calendar.JS
 *  DESC         : Calendar.JS
 *	Author       : SM LEE(sm2@naver.com)
 *	Date         : 2000.10.
 *	Update       :
 *  Naming Rule  : fun(¼Ò¹®ÀÚ) + Function¸í(ù±ÛÀÚ ´ë¹®ÀÚ)
 *                 ¿¹) funToggle(str)
 *                 º¯¼ö: String: str
 ******************************************************************************/

	var	fixedX = -1
	var	fixedY = -1

	var	crossobj, crossMonthObj, crossYearObj, monthSelected, yearSelected, dateSelected, omonthSelected, oyearSelected, odateSelected, monthConstructed, yearConstructed, intervalID1, intervalID2, timeoutID1, timeoutID2, ctlToPlaceValue, ctlNow, dateFormat, nStartingYear;

	var	bPageLoaded=false;
	var	ie=document.all;
	var	dom=document.getElementById;

	var	ns4=document.layers;
	var	today =	new	Date();
	var	dateNow	 = today.getDate();
	var	monthNow = today.getMonth();
	var	yearNow	 = today.getYear();

	var	imgsrc = new Array("drop1.gif","drop2.gif","left1.gif","left2.gif","right1.gif","right2.gif");
	var	img	= new Array();


	function HolidayRec (d, m, y, desc)
	{
		this.d = d;
		this.m = m;
		this.y = y;
		this.desc = desc;
	}

	var HolidaysCounter = 0;
	var Holidays = new Array();

	function addHoliday (d, m, y, desc)
	{
		Holidays[HolidaysCounter++] = new HolidayRec ( d, m, y, desc );
	}


	if (dom)
	{
		for	(i=0;i<imgsrc.length;i++)
		{
			img[i] = new Image;
			img[i].src=imgsrc[i];
		}
		//calendar display
		document.write ("<div id='calendar'	style='position:absolute;visibility:hidden;'><table	width=220 style='font-family:Arial,Helvetica,Sans-serif;font-size:11px;border-width:0;border-style:solid;border-color:#a0a0a0;font-family:Arial,Helvetica,Sans-serif; font-size:11px}'	bgcolor='#ffffff'><tr bgcolor='#0000aa'><td><table width='218'><tr><td style='padding:2px;font-family:Arial,Helvetica,Sans-serif; font-size:11px;'><font color='#ffffff'><B><span id='caption'></span></B></font></td><td align=right></td></tr></table></td></tr><tr><td style='padding:5px' bgcolor=#ffffff><span id='content'></span></td></tr><tr bgcolor=#f0f0f0><td style='padding:5px' align=center><span	id='lblToday'></span></td></tr></table></div><div id='selectMonth' style='position:absolute;visibility:hidden;'></div><div id='selectYear'	style='position:absolute;visibility:hidden;'></div>");
	}

	var	monthName =	new	Array("01","02","03","04","05","06","07","08","09","10","11","12")
	var	dayName	= new Array	("Sun","Mon","Tue","Wed","Thu","Fri","Sat")

	var	styleAnchor="text-decoration:none;color:black;"
	var	styleLightBorder="border-style:solid;border-width:1px;border-color:#a0a0a0;"

	function swapImage(srcImg, destImg){
		if (ie)	{ document.getElementById(srcImg).setAttribute("src",destImg); }

	}

	function init(obj,format)	{
		if (!ns4)
		{
			if (!ie) { yearNow += 1900	}

			crossobj=(dom)?document.getElementById("calendar").style : ie? document.all.calendar : document.calendar;
			hideCalendar();

			crossMonthObj=(dom)?document.getElementById("selectMonth").style : ie? document.all.selectMonth	: document.selectMonth;

			crossYearObj=(dom)?document.getElementById("selectYear").style : ie? document.all.selectYear : document.selectYear;

			monthConstructed=false;
			yearConstructed=false;


			document.getElementById("lblToday").innerHTML =	"<a style='"+styleAnchor+"' href='javascript:monthSelected=monthNow;yearSelected=yearNow;constructCalendar();'>" + yearNow + "³â " + monthName[monthNow].substring(0,2) + "¿ù " +  dateNow 	+ "ÀÏ (" +	dayName[today.getDay()]	+ ")</a>";
			sHTML1="<span id='spanLeft'	style='border-style:solid;border-width:1;border-color:#3366FF;cursor:pointer' onmouseover='swapImage(\"changeLeft\",\"/images/cal/left2.gif\");this.style.borderColor=\"#88AAFF\"' onclick='javascript:decMonth()' onmouseout='clearInterval(intervalID1);swapImage(\"changeLeft\",\"/images/cal/left1.gif\");this.style.borderColor=\"#3366FF\"' onmousedown='clearTimeout(timeoutID1);timeoutID1=setTimeout(\"StartDecMonth()\",500)'	onmouseup='clearTimeout(timeoutID1);clearInterval(intervalID1)'>&nbsp<img id='changeLeft' src='/images/cal/left1.gif' border='0'>&nbsp</span>&nbsp;";
		    sHTML1+="<span id='spanRight' style='border-style:solid;border-width:1;border-color:#3366FF;cursor:pointer'	onmouseover='swapImage(\"changeRight\",\"/images/cal/right2.gif\");this.style.borderColor=\"#88AAFF\"' onmouseout='clearInterval(intervalID1);swapImage(\"changeRight\",\"/images/cal/right1.gif\");this.style.borderColor=\"#3366FF\"'	 onclick='incMonth()' onmousedown='clearTimeout(timeoutID1);timeoutID1=setTimeout(\"StartIncMonth()\",500)'	onmouseup='clearTimeout(timeoutID1);clearInterval(intervalID1)'>&nbsp<img id='changeRight' src='/images/cal/right1.gif'	border='0'>&nbsp</span>&nbsp;";

			sHTML1+="<span id='spanYear' style='border-style:solid;border-width:1;border-color:#3366FF;cursor:pointer' onmouseover='swapImage(\"changeYear\",\"/images/cal/drop2.gif\");this.style.borderColor=\"#88AAFF\"'	onmouseout='swapImage(\"changeYear\",\"/images/cal/drop1.gif\");this.style.borderColor=\"#3366FF\"'	onclick='popUpYear()'></span>&nbsp;";
	        sHTML1+="<span id='spanMonth' style='border-style:solid;border-width:1;border-color:#3366FF;cursor:pointer'	onmouseover='swapImage(\"changeMonth\",\"/images/cal/drop2.gif\");this.style.borderColor=\"#88AAFF\"' onmouseout='swapImage(\"changeMonth\",\"/images/cal/drop1.gif\");this.style.borderColor=\"#3366FF\"' onclick='popUpMonth()'></span>&nbsp;";


			document.getElementById("caption").innerHTML  =	sHTML1;

			bPageLoaded=true;

	  	/*** Format ÁöÁ¤ ***/
			//popUpCalendar(this, opener.txtDate, 'yyyy-mm-dd')
			popUpCalendar(this, eval(obj), format);

		}
	}

	function hideCalendar()	{
		crossobj.visibility="hidden";
		if (crossMonthObj != null){crossMonthObj.visibility="hidden"; self.close(); }
		if (crossYearObj !=	null){crossYearObj.visibility="hidden"; self.close();}
		self.closed;

	}

	function padZero(num) {
		return (num	< 10)? '0' + num : num ;
	}

	function closeCalendar() {
		var	sTmp

		hideCalendar();
		sTmp = dateFormat;
		dateFormat = dateFormat.replace	("dd","<e>");
		dateFormat = dateFormat.replace	("d","<d>");
		dateFormat = dateFormat.replace	("<e>",padZero(dateSelected));
		dateFormat = dateFormat.replace	("<d>",dateSelected);
		dateFormat = dateFormat.replace	("mmm","<o>");
		dateFormat = dateFormat.replace	("mm","<n>");
		dateFormat = dateFormat.replace	("m","<m>");
		dateFormat = dateFormat.replace	("<m>",monthSelected+1);
		dateFormat = dateFormat.replace	("<n>",padZero(monthSelected+1));
		dateFormat = dateFormat.replace	("<o>",monthName[monthSelected]);
		ctlToPlaceValue.value =	dateFormat.replace ("yyyy",yearSelected);
		self.close();
	}

	/*** Month ***/

	function StartDecMonth()
	{
		intervalID1=setInterval("decMonth()",80);
	}

	function StartIncMonth()
	{
		intervalID1=setInterval("incMonth()",80);
	}

	function incMonth () {
		monthSelected++;
		if (monthSelected>11) {
			monthSelected=0;
			yearSelected++;
		}
		constructCalendar();
	}

	function decMonth () {
		monthSelected--;
		if (monthSelected<0) {
			monthSelected=11;
			yearSelected--;
		}
		constructCalendar();
	}

	function constructMonth() {
		popDownYear();
		if (!monthConstructed) {
			sHTML =	"";

			for	(i=0; i<12;	i=i+2) {
			j=i+1;
				sName =	monthName[i];
				sName1 =	monthName[j];
				if (i==monthSelected){
					sName =	"<B>" +	sName +	"</B>";
				}

				if (j==monthSelected){
					sName1 =	"<B>" +	sName1 +	"</B>";
				}
			sHTML += "<tr><td id='m" + i + "' onmouseover='this.style.backgroundColor=\"#FFCC99\"' onmouseout='this.style.backgroundColor=\"\"'	style='cursor:pointer' onclick='monthConstructed=false;monthSelected=" + i + ";constructCalendar();popDownMonth();event.cancelBubble=true'>&nbsp;" + sName + "&nbsp;</td><td id='m" + j + "' onmouseover='this.style.backgroundColor=\"#FFCC99\"' onmouseout='this.style.backgroundColor=\"\"'	style='cursor:pointer' onclick='monthConstructed=false;monthSelected=" + j + ";constructCalendar();popDownMonth();event.cancelBubble=true'>&nbsp;" + sName1 + "&nbsp;</td></tr>";
			}

      /**Month display**/
			document.getElementById("selectMonth").innerHTML = "<table width='100' style='font-family:Arial,Helvetica,Sans-serif; font-size:10px; border-width:1; border-style:solid; border-color:#a0a0a0;' bgcolor='#FFFFDD' cellspacing=0 onmouseover='clearTimeout(timeoutID1)'	onmouseout='clearTimeout(timeoutID1);timeoutID1=setTimeout(\"popDownMonth()\",100);event.cancelBubble=true'>" +	sHTML +	"</table>";

			monthConstructed=true;
		}
	}

	function popUpMonth() {
	  var leftOffset;
		constructMonth();
		crossMonthObj.visibility = (dom||ie)? "visible"	: "show";

		leftOffset = parseInt(crossobj.left) + document.getElementById("spanMonth").offsetLeft;
		if (ie)
		{
			leftOffset += 6;
		}
		crossMonthObj.left =	leftOffset;

		//crossMonthObj.left = parseInt(crossobj.left) + 80;
		crossMonthObj.top =	parseInt(crossobj.top) + 26;
	}

	function popDownMonth()	{
		crossMonthObj.visibility= "hidden";
	}



	/*** Year ***/

	function incYear() {
		for	(i=0; i<7; i++){
			newYear	= (i+nStartingYear)+1;
			if (newYear==yearSelected)
			{ txtYear =	"&nbsp;<B>"	+ newYear +	"</B>&nbsp;"; }
			else
			{ txtYear =	"&nbsp;" + newYear + "&nbsp;"; }
			document.getElementById("y"+i).innerHTML = txtYear;
		}
		nStartingYear ++;
	}

	function decYear() {
		for	(i=0; i<7; i++){
			newYear	= (i+nStartingYear)-1;
			if (newYear==yearSelected)
			{ txtYear =	"&nbsp;<B>"	+ newYear +	"</B>&nbsp;"; }
			else
			{ txtYear =	"&nbsp;" + newYear + "&nbsp;"; }
			document.getElementById("y"+i).innerHTML = txtYear;
		}
		nStartingYear --;
	}

	function selectYear(nYear) {
		yearSelected=parseInt(nYear+nStartingYear);
		yearConstructed=false;
		constructCalendar();
		popDownYear();
	}

	function constructYear() {
		popDownMonth();
		sHTML =	"";
		if (!yearConstructed) {

			sHTML =	"<tr><td align='center'	onmouseover='this.style.backgroundColor=\"#FFCC99\"' onmouseout='clearInterval(intervalID1);this.style.backgroundColor=\"\"' style='cursor:pointer'	onmousedown='clearInterval(intervalID1);intervalID1=setInterval(\"decYear()\",30)' onmouseup='clearInterval(intervalID1)'>-</td></tr>";

			j =	0;
			nStartingYear =	yearSelected-3;
			for	(i=(yearSelected-3); i<=(yearSelected+3); i++) {
				sName =	i;
				if (i==yearSelected){
					sName =	"<B>" +	sName +	"</B>";
				}

				sHTML += "<tr><td id='y" + j + "' onmouseover='this.style.backgroundColor=\"#FFCC99\"' onmouseout='this.style.backgroundColor=\"\"' style='cursor:pointer' onclick='selectYear("+j+");event.cancelBubble=true'>&nbsp;" + sName + "&nbsp;</td></tr>";
				j ++;
			}

			sHTML += "<tr><td align='center' onmouseover='this.style.backgroundColor=\"#FFCC99\"' onmouseout='clearInterval(intervalID2);this.style.backgroundColor=\"\"' style='cursor:pointer' onmousedown='clearInterval(intervalID2);intervalID2=setInterval(\"incYear()\",30)'	onmouseup='clearInterval(intervalID2)'>+</td></tr>";

			document.getElementById("selectYear").innerHTML	= "<table width=44 style='font-family:Arial,Helvetica,Sans-serif; font-size:10px; border-width:1; border-style:solid; border-color:#a0a0a0;'	bgcolor='#FFFFDD' onmouseover='clearTimeout(timeoutID2)' onmouseout='clearTimeout(timeoutID2);timeoutID2=setTimeout(\"popDownYear()\",100)'	cellspacing=0>"	+ sHTML	+ "</table>";

			yearConstructed	= true;
		}
	}




	function popDownYear() {
		clearInterval(intervalID1);
		clearTimeout(timeoutID1);
		clearInterval(intervalID2);
		clearTimeout(timeoutID2);
		crossYearObj.visibility= "hidden";
	}

	function popUpYear() {
		var	leftOffset;

		constructYear();
		crossYearObj.visibility	= (dom||ie)? "visible" : "show";
		leftOffset = parseInt(crossobj.left) + document.getElementById("spanYear").offsetLeft;
		if (ie)
		{
			leftOffset += 6
		}
		crossYearObj.left =	leftOffset;
		crossYearObj.top = parseInt(crossobj.top) +	26;
	}

	/*** calendar ***/

	function constructCalendar () {
		var	startDate =	new	Date (yearSelected,monthSelected,1);
		var	endDate	= new Date (yearSelected,monthSelected+1,1);
		endDate	= new Date (endDate	- (24*60*60*1000));
		numDaysInMonth = endDate.getDate();

		datePointer	= 0;
		dayPointer = startDate.getDay();

		sHTML =	"<table	style='font-family:Arial,Helvetica,Sans-serif;font-size:10px;'><tr>";

		for	(i=0; i<7; i++)	{
			sHTML += "<td width='27' align='right'><B>"+ dayName[i]+"</B></td>";
		}
		sHTML +="</tr>";

		for	( var i=1 ;	i<=dayPointer ;	i++	)
		{
			sHTML += "<td>&nbsp;</td>";
		}

		for	( datePointer=1	; datePointer<=numDaysInMonth; datePointer++ )
		{
			dayPointer++;
			sHTML += "<td align=right>";
			sStyle=styleAnchor
			if ((datePointer==odateSelected) &&	(monthSelected==omonthSelected)	&& (yearSelected==oyearSelected))
			{ sStyle+=styleLightBorder;}

			sHint = "";
			for (k=0;k<HolidaysCounter;k++)
			{
				if ((parseInt(Holidays[k].d)==datePointer)&&(parseInt(Holidays[k].m)==(monthSelected+1)))
				{
					if ((parseInt(Holidays[k].y)==0)||((parseInt(Holidays[k].y)==yearSelected)&&(parseInt(Holidays[k].y)!=0)))
					{
						sStyle+="background-color:#FFDDDD;";
						sHint+=sHint==""?Holidays[k].desc:"\n"+Holidays[k].desc;
					}
				}
			}

			var regexp= /\"/g;
			sHint=sHint.replace(regexp,"&quot;");

			if ((datePointer==dateNow)&&(monthSelected==monthNow)&&(yearSelected==yearNow))
			{ sHTML += "<b><a title=\"" + sHint + "\" style='"+sStyle+"' href='javascript:dateSelected="+datePointer+";closeCalendar();'><font color=#ff0000>&nbsp;" + datePointer + "</font>&nbsp;</a></b>";}
			else if	(dayPointer	% 7	== 1 )
			{ sHTML += "<font color=#909090><a title=\"" + sHint + "\" style='"+sStyle+"' href='javascript:dateSelected="+datePointer + ";closeCalendar();'>&nbsp;" + datePointer + "&nbsp;</a>"; }
			else
			{ sHTML += "<a title=\"" + sHint + "\" style='"+sStyle+"' href='javascript:dateSelected="+datePointer + ";closeCalendar();'>&nbsp;" + datePointer + "&nbsp;</a>"; }

			sHTML += "";
			if (dayPointer % 7 == 0) { sHTML += "</tr><tr>"; }
			sHTML += "</td>";
		}

		document.getElementById("content").innerHTML   = sHTML;
		document.getElementById("spanYear").innerHTML =	"&nbsp;" + yearSelected	+ "&nbsp;<IMG id='changeYear' SRC='/images/cal/drop1.gif' WIDTH='12' HEIGHT='10' BORDER=0>";
		document.getElementById("spanMonth").innerHTML = "&nbsp;" +	monthName[monthSelected] + "&nbsp;<IMG id='changeMonth'	SRC='/images/cal/drop1.gif'	WIDTH='12' HEIGHT='10' BORDER=0>";

	}

	function popUpCalendar(ctl,	ctl2, format) {
		var	leftpos=0;
		var	toppos=0;

		if (bPageLoaded)
		{
			if ( crossobj.visibility ==	"hidden" ) {
				ctlToPlaceValue	= ctl2;

				dateFormat=format;

				formatChar = " ";
				aFormat	= dateFormat.split(formatChar);
				if (aFormat.length<3)
				{
					formatChar = "/";
					aFormat	= dateFormat.split(formatChar);
					if (aFormat.length<3)
					{
						formatChar = "-";
						aFormat	= dateFormat.split(formatChar);
						if (aFormat.length<3)
						{

							formatChar="";
						}
					}
				}

				tokensChanged =	0;
				if ( formatChar	!= "" )
				{

					aData =ctl2.value.split(formatChar)
					for	(i=0;i<3;i++)
					{
						if ((aFormat[i]=="d") || (aFormat[i]=="dd"))
						{
							dateSelected = Math.abs(aData[i]);
							tokensChanged ++;
						}
						else if	((aFormat[i]=="m") || (aFormat[i]=="mm"))
						{

							monthSelected =parseInt(Math.abs(aData[i]) - 1);
							tokensChanged ++;
						}
						else if	(aFormat[i]=="yyyy")
						{
							yearSelected = Math.abs(aData[i]);
							tokensChanged ++;
						}
						else if	(aFormat[i]=="mmm")
						{
							for	(j=0; j<12;	j++)
							{
								if (aData[i]==monthName[j])
								{
									monthSelected=j;
									tokensChanged ++;
								}
							}
						}
					}
				}

				if ((tokensChanged!=3)||isNaN(dateSelected)||isNaN(monthSelected)||isNaN(yearSelected))
				{
					dateSelected = dateNow;
					monthSelected =	monthNow;
					yearSelected = yearNow;
				}

				odateSelected=dateSelected;
				omonthSelected=monthSelected;
				oyearSelected=yearSelected;

				crossobj.left =0;
				crossobj.top = 0;
				constructCalendar (1, monthSelected, yearSelected);
				crossobj.visibility=(dom||ie)? "visible" : "show";
			}
			else
			{
				hideCalendar();
				if (ctlNow!=ctl) {popUpCalendar(ctl, ctl2, format);}
			}
			ctlNow = ctl;
		}
	}