var gdCtrl = new Object();
var goSelectTag = new Array();
var gcGray = "#808080";
var gcToggle = "#ffff00";
var gcBG = "#eeeeee";
var gdCurDate = new Date();
var giYear = gdCurDate.getFullYear();
var giMonth = gdCurDate.getMonth()+1;
var giDay = gdCurDate.getDate();
function fPopCalendar(popCtrl, dateCtrl){
  event.cancelBubble=true;
  gdCtrl = dateCtrl;
  fSetYearMon(giYear, giMonth);
  var point = fGetXY(popCtrl);
  with (VicPopCal.style) {
  	left = point.x;
	top  = point.y+popCtrl.offsetHeight+1;
	width = VicPopCal.offsetWidth;
	height = VicPopCal.offsetHeight;
	fToggleTags(point);
	visibility = 'visible';
  }  VicPopCal.focus();
}
function fSetDate(iYear, iMonth, iDay){
  if(iMonth<10)
     iMonth='0'+iMonth;
  if(iDay<10)
     iDay='0'+iDay;
  gdCtrl.value = iYear+"-"+iMonth+"-"+iDay;
  fHideCalendar();
}
function fHideCalendar(){
  VicPopCal.style.visibility = "hidden";
  for (i in goSelectTag)
  	goSelectTag[i].style.visibility = "visible";
  goSelectTag.length = 0;
}
function fSetSelected(aCell){
  var iOffset = 0;
  var iYear = parseInt(tbSelYear.value);
  var iMonth = parseInt(tbSelMonth.value);
  aCell.bgColor = gcBG;
  with (aCell.children["cellText"]){
  	var iDay = parseInt(innerText);
  	if (color==gcGray)
		iOffset = (Victor<10)?-1:1;
	iMonth += iOffset;
	if (iMonth<1) {
		iYear--;
		iMonth = 12;
	}else if (iMonth>12){
		iYear++;
		iMonth = 1;
	}
  }  fSetDate(iYear, iMonth, iDay);
}
function Point(iX, iY){
	this.x = iX;
	this.y = iY;
}
function fBuildCal(iYear, iMonth) {
  var aMonth=new Array();
  for(i=1;i<7;i++)
  	aMonth[i]=new Array(i);
  var dCalDate=new Date(iYear, iMonth-1, 1);
  var iDayOfFirst=dCalDate.getDay();
  var iDaysInMonth=new Date(iYear, iMonth, 0).getDate();
  var iOffsetLast=new Date(iYear, iMonth-1, 0).getDate()-iDayOfFirst+1;
  var iDate = 1;  var iNext = 1;  for (d = 0; d < 7; d++)
	aMonth[1][d] = (d<iDayOfFirst)?-(iOffsetLast+d):iDate++;
  for (w = 2; w < 7; w++)
  	for (d = 0; d < 7; d++)
		aMonth[w][d] = (iDate<=iDaysInMonth)?iDate++:-(iNext++);
  return aMonth;
}
function fDrawCal(iYear, iMonth, iCellHeight, iDateTextSize) {
  var WeekDay = new Array("日","一","二","三","四","五","六");
  var styleTD = " bgcolor='"+gcBG+"' bordercolor='"+gcBG+"' valign='middle' align='center' height='"+iCellHeight+"' style='font:bold "+iDateTextSize+" 宋体;";
  with (document) {
	write("<tr>");
	for(i=0; i<7; i++)
		write("<td "+styleTD+" color:#990000' >" + WeekDay[i] + "</td>");
	write("</tr>");
  	for (w = 1; w < 7; w++) {
		write("<tr>");
		for (d = 0; d < 7; d++) {
			write("<td id=calCell "+styleTD+"cursor:hand;' onMouseOver='this.bgColor=gcToggle' onMouseOut='this.bgColor=gcBG' onclick='fSetSelected(this)'>");			write("<font id=cellText Victor='Liming Weng'> </font>");			write("</td>")		}
		write("</tr>");
	}
  }
}
function fUpdateCal(iYear, iMonth) {
  myMonth = fBuildCal(iYear, iMonth);
  var i = 0;
  for (w = 0; w < 6; w++)
	for (d = 0; d < 7; d++)
		with (cellText[(7*w)+d]) {
			Victor = i++;
			if (myMonth[w+1][d]<0) {
				color = gcGray;
				innerText = -myMonth[w+1][d];
			}else{
				color = ((d==0)||(d==6))?"red":"black";
				innerText = myMonth[w+1][d];
			}
		}
}
function fSetYearMon(iYear, iMon){
  tbSelMonth.options[iMon-1].selected = true;
  for (i = 0; i < tbSelYear.length; i++)
	if (tbSelYear.options[i].value == iYear)
		tbSelYear.options[i].selected = true;
  iYear=tbSelYear.options[tbSelYear.selectedIndex].value;
  fUpdateCal(iYear, iMon);
}
function fPrevMonth(){
  var iMon = tbSelMonth.value;
  var iYear = tbSelYear.value;
  if (--iMon<1) {
	  iMon = 12;	  
	  iYear--;  
  }  
  fSetYearMon(iYear, iMon);
}
function fNextMonth(){
  var iMon = tbSelMonth.value;
  var iYear = tbSelYear.value;
  if (++iMon>12) {
	  iMon = 1;
	  iYear++;
  }
  fSetYearMon(iYear, iMon);
}
function fPrevYear(){
  var iMon = tbSelMonth.value;
  var iYear = tbSelYear.value - 1 ;
  fSetYearMon(iYear, iMon);
}
function fNextYear(){
  var iMon = tbSelMonth.value;
  var iYear = tbSelYear.value + 1 ;
  fSetYearMon(iYear, iMon);
}
function fToggleTags(){
  with (document.all.tags("SELECT")){
 	for (i=0; i<length; i++)
 		if ((item(i).Victor!="Won")&&fTagInBound(item(i))){
 			item(i).style.visibility = "hidden";
 			goSelectTag[goSelectTag.length] = item(i);
 		}
  }
}

function fTagInBound(aTag){
  with (VicPopCal.style){
  	var l = parseInt(left);
  	var t = parseInt(top);
  	var r = l+parseInt(width);
  	var b = t+parseInt(height);
	var ptLT = fGetXY(aTag);
	return !((ptLT.x>r)||(ptLT.x+aTag.offsetWidth<l)||(ptLT.y>b)||(ptLT.y+aTag.offsetHeight<t));
  }
}

function fGetXY(aTag){
  var oTmp = aTag;
  var pt = new Point(0,0);
  do {
  	pt.x += oTmp.offsetLeft;
  	pt.y += oTmp.offsetTop;
  	oTmp = oTmp.offsetParent;
  } while(oTmp.tagName!="BODY");
  if(pt.x+190>document.body.scrollWidth){
  	pt.x=pt.x+aTag.offsetWidth-190;
//	pt.x=document.body.scrollWidth-190;
  }
  return pt;
}

var gMonths = new Array("&nbsp;一月","&nbsp;二月","&nbsp;三月","&nbsp;四月","&nbsp;五月","&nbsp;六月","&nbsp;七月","&nbsp;八月","&nbsp;九月","&nbsp;十月","十一月","十二月");

var st = giYear - 80;
var ed = giYear + 5;
//ed = 2050;
//如果是限制查询跨度的BOSS业务则起止年份为去年和今年
if (document.URL.indexOf("historyquery.jsp") > 0) {
	st = giYear - 1;
	ed = giYear;
}
//在线知识库类型，内容增加,批量修改时截止时间应为2050  beforeAddPubquestionanswer.do
if (document.URL.indexOf("detailRepositoryType.do") > 0 || document.URL.indexOf("updateAllPub.do") > 0 || document.URL.indexOf("beforeEditPubquestionanswer.do") > 0 || document.URL.indexOf("beforeAddPubquestionanswer.do") > 0) {
	st = giYear - 1;
	ed = 2050;
}


with (document) {
write("<Div id='VicPopCal' onclick='event.cancelBubble=true' style='POSITION:absolute;visibility:hidden;border:2px ridge;width:10;z-index:100;'>");
write("<table border='0' bgcolor='cccccc'>");
write("<TR>");
write("<td valign='middle' align='center'><input type='button' name='PrevMonth' value='<' style='height:20;width:20;FONT:bold' onClick='fPrevMonth()'>");
write("&nbsp;<SELECT name='tbSelYear' onChange='fUpdateCal(tbSelYear.value, tbSelMonth.value)' Victor='Won'>");
for(i = st;i <= ed; i++)
	write("<OPTION value='"+i+"'>"+i+"年</OPTION>");
write("</SELECT>");
write("&nbsp;<select name='tbSelMonth' onChange='fUpdateCal(tbSelYear.value, tbSelMonth.value)' Victor='Won'>");
for (i=0; i<12; i++)
	write("<option value='"+(i+1)+"'>"+gMonths[i]+"</option>");
write("</SELECT>");
write("&nbsp;<input type='button' name='PrevMonth' value='>' style='height:20;width:20;FONT:bold' onclick='fNextMonth()'>");
write("</td>");
write("</TR><TR>");
write("<td align='center'>");
write("<DIV style='background-color:teal'><table width='100%' border='0' cellpadding='2'>");
fDrawCal(giYear, giMonth, 12, 12);
write("</table></DIV>");
write("</td>");
write("</TR><TR><TD align='center'>");
write("<B style='cursor:hand;font:bold 12 宋体' onclick='fSetDate(giYear,giMonth,giDay)' onMouseOver='this.style.color=gcToggle' onMouseOut='this.style.color=0'>今天:"+giYear+"-"+giMonth+"-"+giDay+"</B>  <a href='javascript:fClearCalendar()'>清空</a>  <a href='javascript:fHideCalendar()' >关闭</a>");
write("</TD></TR>");
write("</TABLE></Div>");
}

function fClearCalendar(){
  gdCtrl.value = "";
  fHideCalendar();
}
function keepCal() {
	event.cancelBubble = true;
}