document.writeln('<div id=yyDateLayer style="position: absolute; width: 142; height: 166; z-index: 9998; display: none">');
document.writeln('<span id=tmpSelectYearLayer style="z-index: 9999;position: absolute;top: 2; left: 18;display: none"></span>');
document.writeln('<span id=tmpSelectMonthLayer style="z-index: 9999;position: absolute;top: 2; left: 75;display: none"></span>');
document.writeln('<table border=0 cellspacing=1 cellpadding=0 width=142 height=160 bgcolor=#808080 onselectstart="return false">');
document.writeln('<tr><td width=142 height=23 bgcolor=#FFFFFF><table border=0 cellspacing=1 cellpadding=0 width=140 height=23>');
document.writeln('<tr align=center><td width=20 align=center bgcolor=#808080 style="font-size:12px;cursor: hand;color: #FFD700" ');
document.writeln('onclick="yyPrevM()" title="向前翻月" Author=yy><b Author=yy><<</b>');
document.writeln('</td><td width=100 align=center style="font-size:12px;cursor:default" Author=yy>');
document.writeln('<span Author=yy id=yyYearHead onclick="tmpSelectYearInnerHTML(this.innerText)"></span>&nbsp;年&nbsp;<span');
document.writeln('id=yyMonthHead Author=yy onclick="tmpSelectMonthInnerHTML(this.innerText)"></span>&nbsp;月</td>');
document.writeln('<td width=20 bgcolor=#808080 align=center style="font-size:12px;cursor: hand;color: #FFD700" ');
document.writeln('onclick="yyNextM()" title="往后翻月" Author=yy><b Author=yy>>></b></td></tr>');
document.writeln('</table></td></tr>');
document.writeln('<tr><td width=142 height=18 bgcolor=#808080>');
document.writeln('<table border=0 cellspacing=0 cellpadding=0 width=140 height=1 style="cursor:default">');
document.writeln('<tr align=center><td style="font-size:12px;color:#FFFFFF" Author=yy>日</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF" Author=yy>一</td><td style="font-size:12px;color:#FFFFFF" Author=yy>二</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF" Author=yy>三</td><td style="font-size:12px;color:#FFFFFF" Author=yy>四</td>');
document.writeln('<td style="font-size:12px;color:#FFFFFF" Author=yy>五</td><td style="font-size:12px;color:#FFFFFF" Author=yy>六</td></tr>');
document.writeln('</table></td></tr>');
document.writeln('<tr><td width=142 height=120>');
document.writeln('<table border=0 cellspacing=1 cellpadding=0 width=140 height=120 bgcolor=#FFFFFF>');
var n=0; for (j=0;j<5;j++){ document.writeln (' <tr align=center>'); for (i=0;i<7;i++){
document.writeln('<td width=20 height=20 id=yyDay'+n+' style="font-size:12px" Author=yy onclick=yyDayClick(this.innerText)></td>');n++;}
document.writeln('</tr>');}
document.writeln('<tr align=center><td width=20 height=20 style="font-size:12px" id=yyDay35 Author=yy ');
document.writeln('onclick=yyDayClick(this.innerText)></td>');
document.writeln('<td width=20 height=20 style="font-size:12px" id=yyDay36 Author=yy onclick=yyDayClick(this.innerText)></td>');
document.writeln('<td colspan=5 align=right Author=yy><span onclick=closeLayer() style="font-size:12px;cursor: hand"');
document.writeln('Author=yy><u>关闭</u></span></td></tr>');
document.writeln('</table></td></tr><tr><td>');
document.writeln('<table border=0 cellspacing=1 cellpadding=0 width=100% bgcolor=#FFFFFF>');
document.writeln('<tr>');
document.writeln('</tr></table></td></tr></table></div>');
var outObject;
function selectdatetime(tt,obj){

hideObj();
if (arguments.length > 2){alert("对不起！传入参数太多！");return;}
if (arguments.length == 0){alert("对不起！没有参数传回！");return;}
var dads = document.all.yyDateLayer.style;var th = tt;
var ttop = tt.offsetTop; 
var thei = tt.clientHeight; 
var tleft = tt.offsetLeft; 
var ttyp = tt.type; 
while (tt = tt.offsetParent){ttop+=tt.offsetTop; tleft+=tt.offsetLeft;}
dads.top = (ttyp=="image")? ttop+thei : ttop+thei+6;
dads.left = tleft;
outObject = (arguments.length == 1) ? th : obj;
dads.display = '';
event.returnValue=false;
}
var MonHead = new Array(12); 
MonHead[0] = 31; MonHead[1] = 28; MonHead[2] = 31; MonHead[3] = 30; MonHead[4] = 31; MonHead[5] = 30;
MonHead[6] = 31; MonHead[7] = 31; MonHead[8] = 30; MonHead[9] = 31; MonHead[10] = 30; MonHead[11] = 31;
var yyTheYear=new Date().getFullYear(); 
var yyTheMonth=new Date().getMonth()+1; 
var yyWDay=new Array(37); 
function document.onclick(){ 
with(window.event.srcElement){
if (getAttribute("Author")==null && tagName != "INPUT"){
document.all.yyDateLayer.style.display="none";
hideObj(true);
}
}
}
function yyWriteHead(yy,mm){
document.all.yyYearHead.innerText = yy;
document.all.yyMonthHead.innerText = mm;
}
function tmpSelectYearInnerHTML(strYear){
if (strYear.match(/\D/)!=null){alert("年份输入参数不是数字！");return;}
var m = (strYear) ? strYear : new Date().getFullYear();
if (m < 1000 || m > 9999) {alert("年份值不在 1000 到 9999 之间！");return;}
var n = m - 100;
if (n < 1000) n = 1000;
if (n + 100 > 9999) n = 9974;
var s = "<select Author=yy name=tmpSelectYear style='font-size: 12px' "
s += "onblur='document.all.tmpSelectYearLayer.style.display=\"none\"' "
s += "onchange='document.all.tmpSelectYearLayer.style.display=\"none\";"
s += "yyTheYear = this.value; yySetDay(yyTheYear,yyTheMonth)'>\r\n";
var selectInnerHTML = s;
for (var i = n; i < n + 200; i++){
if (i == m){
selectInnerHTML += "<option value='" + i + "' selected>" + i + "年" + "</option>\r\n";
}else{
selectInnerHTML += "<option value='" + i + "'>" + i + "年" + "</option>\r\n";
}
}
selectInnerHTML += "</select>";
document.all.tmpSelectYearLayer.style.display="";
document.all.tmpSelectYearLayer.innerHTML = selectInnerHTML;
document.all.tmpSelectYear.focus();
}
function tmpSelectMonthInnerHTML(strMonth){
if (strMonth.match(/\D/)!=null){alert("月份输入参数不是数字！");return;}
var m = (strMonth) ? strMonth : new Date().getMonth() + 1;
var s = "<select Author=yy name=tmpSelectMonth style='font-size: 12px' "
s += "onblur='document.all.tmpSelectMonthLayer.style.display=\"none\"' "
s += "onchange='document.all.tmpSelectMonthLayer.style.display=\"none\";"
s += "yyTheMonth = this.value; yySetDay(yyTheYear,yyTheMonth)'>\r\n";
var selectInnerHTML = s;
for (var i = 1; i < 13; i++){
if (i == m){
selectInnerHTML += "<option value='"+i+"' selected>"+i+"月"+"</option>\r\n";
}else{
selectInnerHTML += "<option value='"+i+"'>"+i+"月"+"</option>\r\n";
}
}
selectInnerHTML += "</select>";
document.all.tmpSelectMonthLayer.style.display="";
document.all.tmpSelectMonthLayer.innerHTML = selectInnerHTML;
document.all.tmpSelectMonth.focus();
}
function closeLayer(){
hideObj(true);
document.all.yyDateLayer.style.display="none";
}
function document.onkeydown(){
if (window.event.keyCode==27)document.all.yyDateLayer.style.display="none";
}
function IsPinYear(year){
if (0==year%4&&((year%100!=0)||(year%400==0))) return true;else return false;
}
function GetMonthCount(year,month){
var c=MonHead[month-1];if((month==2)&&IsPinYear(year)) c++;return c;
}
function GetDOW(day,month,year){
var dt=new Date(year,month-1,day).getDay()/7; return dt;
}
function yyPrevY(){
if(yyTheYear > 999 && yyTheYear <10000){
yyTheYear--;
}else{
alert("年份超出范围（1000-9999）！");
}
yySetDay(yyTheYear,yyTheMonth);
}
function yyNextY(){
if(yyTheYear > 999 && yyTheYear <10000){
yyTheYear++;
}else{
alert("年份超出范围（1000-9999）！");
}
yySetDay(yyTheYear,yyTheMonth);
}
function yyToday(){
yyTheYear = new Date().getFullYear();
yyTheMonth = new Date().getMonth()+1;
yySetDay(yyTheYear,yyTheMonth);
}
function yyPrevM(){
if(yyTheMonth>1){
yyTheMonth--
}else{
yyTheYear--;yyTheMonth=12;
}
yySetDay(yyTheYear,yyTheMonth);
}
function yyNextM(){
if(yyTheMonth==12){yyTheYear++;yyTheMonth=1}else{yyTheMonth++}
yySetDay(yyTheYear,yyTheMonth);
}
function yySetDay(yy,mm){
yyWriteHead(yy,mm);
for (var i = 0; i < 37; i++){yyWDay[i]=""};
var day1 = 1,firstday = new Date(yy,mm-1,1).getDay(); 
for (var i = firstday; day1 < GetMonthCount(yy,mm)+1; i++){yyWDay[i]=day1;day1++;}
for (var i = 0; i < 37; i++){
var da = eval("document.all.yyDay"+i) 
if (yyWDay[i]!=""){
da.innerHTML = "<b>" + yyWDay[i] + "</b>";
da.style.backgroundColor = (yy == new Date().getFullYear() &&
mm == new Date().getMonth()+1 && yyWDay[i] == new Date().getDate()) ? "#FFD700" : "#ADD8E6";
da.style.cursor="hand"
}else{
da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"
}
}
}
function yyDayClick(n){
var yy = yyTheYear;
var mm = yyTheMonth;
if (mm < 10){mm = "0" + mm;}
if (outObject){
if (!n) {outObject.value=""; return;}
if ( n < 10){n = "0" + n;}
outObject.value= yy + "-" + mm + "-" + n ;
closeLayer(); 
}else{
closeLayer(); alert("您所要输出的控件对象并不存在！");
}
}
yySetDay(yyTheYear,yyTheMonth);
function hideObj(show){
var sstr = show?"visible":"hidden";
var taglist = ["select"];
for(t=0; t<taglist.length; t++){
var ttag = document.getElementsByTagName(taglist[t]);
for(i=0; i<ttag.length; i++){
ttag[i].style.visibility = sstr;
}
}
}