// 主调用函数是 setday(this,[object])和setday(this)，[object]是控件输出的控件名，举两个例子：
   // 一、<input name=txt><input type=button value=setday onclick=setday(this,document.all.txt)>
   // 二、<input onfocus=setday(this)>
   var bMoveable=true; //设置日历是否可以拖动
   var _VersionInfo="" //版本信息
   var strFrame;   //存放日历层的HTML代码
   document.writeln('<iframe bgcolor="#000000" id=meizzDateLayer Author=wayx frameborder=0 style="position: absolute; width: 200; height: 250; z-index: 9998; display: none"></iframe>');
   strFrame='<style>';
   strFrame+='INPUT.button{BORDER-RIGHT: #B3C9E1 1px solid;BORDER-TOP: #B3C9E1 1px solid;BORDER-LEFT: #B3C9E1 1px solid;';
   strFrame+='BORDER-BOTTOM: #ff9900 1px solid;BACKGROUND-COLOR: #EDF2F8;font-family:宋体;}';
   strFrame+='TD{FONT-SIZE: 9pt;font-family:宋体;}';
   strFrame+='</style>';
   strFrame+='<scr' + 'ipt>';
   strFrame+='var datelayerx,datelayery; /*存放日历控件的鼠标位置*/';
   strFrame+='var bDrag; /*标记是否开始拖动*/';
   strFrame+='function document.onmousemove() /*在鼠标移动事件中，如果开始拖动日历，则移动日历*/';
   strFrame+='{if(bDrag && window.event.button==1)';
   strFrame+=' {var DateLayer=parent.document.all.meizzDateLayer.style;';
   strFrame+='   DateLayer.posLeft += window.event.clientX-datelayerx;/*由于每次移动以后鼠标位置都恢复为初始的位置，因此写法与div中不同*/';
   strFrame+='   DateLayer.posTop += window.event.clientY-datelayery;}}';
   strFrame+='function DragStart()   /*开始日历拖动*/';
   strFrame+='{var DateLayer=parent.document.all.meizzDateLayer.style;';
   strFrame+=' datelayerx=window.event.clientX;';
   strFrame+=' datelayery=window.event.clientY;';
   strFrame+=' bDrag=true;}';
   strFrame+='function DragEnd(){   /*结束日历拖动*/';
   strFrame+=' bDrag=false;}';
   strFrame+='</scr' + 'ipt>';
   strFrame+='<div style="z-index:9999;position: absolute; left:0; top:0;" onselectstart="return false"><span id=tmpSelectYearLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 19;display: none"></span>';
   strFrame+='<span id=tmpSelectMonthLayer Author=wayx style="z-index: 9999;position: absolute;top: 3; left: 78;display: none"></span>';
   strFrame+='<table style="FILTER:dropshadow(color=#EDEDF8,offx=3.3,offy=3.3,positive=1);" cellSpacing="0" cellPadding="0" width="100%" border="0"><tr><td>';
        // 控件边框颜色
        strFrame+='<table border=1 cellspacing=0 cellpadding=0 width=182 height=160 bgColor="#FFFFFF" borderColorLight=#7197CA borderColorDark="#ffffff" Author="wayx">';
   strFrame+=' <tr Author="wayx"><td width=182 height=23 Author="wayx" bgcolor=#FFFFFF><table border=0 cellspacing=1 cellpadding=0 width=180 Author="wayx" height=23>';
   strFrame+='      <tr align=center Author="wayx"><td width=16 align=center bgcolor=#B6CAE4 style="font-size:12px;cursor: hand;color: #ffffff" ';
   strFrame+='        onclick="parent.meizzPrevM()" title="向前翻 1 月" Author=meizz><b Author=meizz>&lt;</b>';
   strFrame+='        </td><td width=60 align=center style="font-size:12px;cursor:default" Author=meizz ';
   strFrame+='onmouseover="style.backgroundColor=\'#D7E1F0\'" onmouseout="style.backgroundColor=\'white\'" ';
   strFrame+='onclick="parent.tmpSelectYearInnerHTML(this.innerText.substring(0,4))" title="点击这里选择年份"><span Author=meizz id=meizzYearHead></span></td>';
   strFrame+='<td width=48 align=center style="font-size:12px;cursor:default" Author=meizz onmouseover="style.backgroundColor=\'#D7E1F0\'" ';
   strFrame+=' onmouseout="style.backgroundColor=\'white\'" onclick="parent.tmpSelectMonthInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"';
   strFrame+='        title="点击这里选择月份"><span id=meizzMonthHead Author=meizz></span></td>';
   strFrame+='        <td width=16 bgcolor=#B6CAE4 align=center style="font-size:12px;cursor: hand;color: #ffffff" ';
   strFrame+='         onclick="parent.meizzNextM()" title="向后翻 1 月" Author=meizz><b Author=meizz>&gt;</b></td></tr>';
   strFrame+='    </table></td></tr>';
   strFrame+=' <tr Author="wayx"><td width=180 height=18 Author="wayx">';
   strFrame+='<table border=1 cellspacing=0 cellpadding=0 bgcolor=#618BC5 ' + (bMoveable? 'onmousedown="DragStart()" onmouseup="DragEnd()"':'');
   strFrame+=' BORDERCOLORLIGHT=#3677b1 bgcolor=#5168C8 BORDERCOLORDARK=#FFFFFF width="100%" height=25 Author="wayx" style="cursor:' + (bMoveable ? 'move':'default') + '">';
   strFrame+='<tr Author="wayx" valign="middle" align="center"><td style="font-size:12px;color:#FFFFFF" Author=meizz><b>日</b></td>';
   strFrame+='<td style="font-size:12px;color:#FFFFFF" Author=meizz><b>一</b></td><td style="font-size:12px;color:#FFFFFF" Author=meizz><b>二</b></td>';
   strFrame+='<td style="font-size:12px;color:#FFFFFF" Author=meizz><b>三</b></td><td style="font-size:12px;color:#FFFFFF" Author=meizz><b>四</b></td>';
   strFrame+='<td style="font-size:12px;color:#FFFFFF"   Author=meizz><b>五</b></td><td style="font-size:12px;color:#FFFFFF" Author=meizz><b>六</b></td></tr>';
   strFrame+='</table></td></tr>';
   strFrame+=' <tr Author="wayx"><td width="100%" height=120 Author="wayx">';
   strFrame+='    <table border=1 cellspacing=2 cellpadding=0 borderColorDark=#ffffff bgColor=#FFFFFF borderColorLight=#83A4D1 width="100%" height=120 Author="wayx">';
   var n=0; for (j=0;j<5;j++){ strFrame+= ' <tr align=center Author="wayx">'; for (i=0;i<7;i++){
   strFrame+='<td width=25 height=25 id=meizzDay'+n+' style="font-size:12px" Author=meizz onclick=parent.meizzDayClick(this.innerText,0)></td>';n++;}
   strFrame+='</tr>';}
   strFrame+='      <tr align=center Author="wayx">';
   for (i=35;i<39;i++)strFrame+='<td width=25 height=25 id=meizzDay'+i+' style="font-size:12px" Author=wayx onclick="parent.meizzDayClick(this.innerText,0)"></td>';
   strFrame+='        <td colspan=3 align=right Author=meizz><span onclick=parent.closeLayer() style="font-size:12px;cursor: hand"';
   strFrame+='         Author=meizz title="' + _VersionInfo + '"><u>关闭</u></span>&nbsp;</td></tr>';
   strFrame+='    </table></td></tr><tr Author="wayx"><td Author="wayx">';
   strFrame+='        <table border=0 cellspacing=1 cellpadding=0 width=100% Author="wayx" bgcolor=#FFFFFF>';
   strFrame+='          <tr Author="wayx"><td Author=meizz align=left><input Author=meizz type=button class=button style="cursor:hand" value="<<" title="向前翻 1 年" onclick="parent.meizzPrevY()" ';
   strFrame+='             onfocus="this.blur()" style="font-size: 12px; height: 20px"><input Author=meizz class=button title="向前翻 1 月" type=button ';
   strFrame+='             value="< " style="cursor:hand" onclick="parent.meizzPrevM()" onfocus="this.blur()" style="font-size: 12px; height: 20px"></td><td ';
   strFrame+='             Author=meizz align=center><input Author=meizz style="cursor:hand" type=button class=button value=今天 onclick="parent.meizzToday()" ';
   strFrame+='             onfocus="this.blur()" title="当前日期" style="font-size: 12px; height: 20px; cursor:hand"></td><td ';
   strFrame+='             Author=meizz align=right><input Author=meizz type=button class=button value=" >" style="cursor:hand" onclick="parent.meizzNextM()" ';
   strFrame+='             onfocus="this.blur()" title="向后翻 1 月" class=button style="font-size: 12px; height: 20px"><input ';
   strFrame+='             Author=meizz type=button class=button style="cursor:hand" value=">>" title="向后翻 1 年" onclick="parent.meizzNextY()"';
   strFrame+='             onfocus="this.blur()" style="font-size: 12px; height: 20px"></td>';
   strFrame+='</tr></table></td></tr></table></td></tr></table></div>';

   window.frames.meizzDateLayer.document.writeln(strFrame);
   window.frames.meizzDateLayer.document.close();   //解决ie进度条不结束的问题

   //==================================================== WEB 页面显示部分 ======================================================
   var outObject;
   var outButton;   //点击的按钮
   var outDate="";   //存放对象的日期
   var odatelayer=window.frames.meizzDateLayer.document.all;   //存放日历对象
   function setday(tt,obj) //主调函数
   {
    if (arguments.length > 2){alert("对不起！传入本控件的参数太多！");return;}
    if (arguments.length == 0){alert("对不起！您没有传回本控件任何参数！");return;}
    var dads = document.all.meizzDateLayer.style;
    var th = tt;
    var ttop = tt.offsetTop;     //TT控件的定位点高
    var thei = tt.clientHeight; //TT控件本身的高
    var tleft = tt.offsetLeft;    //TT控件的定位点宽
    var ttyp = tt.type;          //TT控件的类型
    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;
    outButton = (arguments.length == 1) ? null : th; //设定外部点击的按钮
    //根据当前输入框的日期显示日历的年月
    var reg = /^(\d+)-(\d{1,2})-(\d{1,2})$/; 
    var r = outObject.value.match(reg); 
    if(r!=null){
     r[2]=r[2]-1; 
     var d= new Date(r[1], r[2],r[3]); 
     if(d.getFullYear()==r[1] && d.getMonth()==r[2] && d.getDate()==r[3]){
      outDate=d;   //保存外部传入的日期
     }
     else outDate="";
      meizzSetDay(r[1],r[2]+1);
    }
    else{
     outDate="";
     meizzSetDay(new Date().getFullYear(), new Date().getMonth() + 1);
    }
    dads.display = '';

    event.returnValue=false;
   }

   var MonHead = new Array(12);         //定义阳历中每个月的最大天数
    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 meizzTheYear=new Date().getFullYear(); //定义年的变量的初始值
   var meizzTheMonth=new Date().getMonth()+1; //定义月的变量的初始值
   var meizzWDay=new Array(39);               //定义写日期的数组

   function document.onclick() //任意点击时关闭该控件 //ie6的情况可以由下面的切换焦点处理代替
   { 
   with(window.event)
   { if (srcElement.getAttribute("Author")==null && srcElement != outObject && srcElement != outButton)
    closeLayer();
   }
   }

   function document.onkeyup()   //按Esc键关闭，切换焦点关闭
   {
    if (window.event.keyCode==27){
     if(outObject)outObject.blur();
     closeLayer();
    }
    else if(document.activeElement)
     if(document.activeElement.getAttribute("Author")==null && document.activeElement != outObject && document.activeElement != outButton)
     {
      closeLayer();
     }
   }

   function meizzWriteHead(yy,mm) //往 head 中写入当前的年与月
   {
    odatelayer.meizzYearHead.innerText = yy + " 年";
    odatelayer.meizzMonthHead.innerText = mm + " 月";
   }

   function tmpSelectYearInnerHTML(strYear) //年份的下拉框
   {
   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 < 1900 || m > 2299) {alert("年份值不在 1900 到 2299 之间！");return;}
   var n = m - 30;
   if (n < 1000) n = 1000;
   if (n + 26 > 9999) n = 9974;
   var s = "&nbsp;&nbsp;&nbsp;<select Author=meizz name=tmpSelectYear style='font-size: 12px' "
    s += "onblur='document.all.tmpSelectYearLayer.style.display=\"none\"' "
    s += "onchange='document.all.tmpSelectYearLayer.style.display=\"none\";"
    s += "parent.meizzTheYear = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>\r\n";
   var selectInnerHTML = s;
   for (var i = n; i < n + 51; i++)
   {
    if (i == m)
    {selectInnerHTML += "<option Author=wayx value='" + i + "' selected>" + i + "年" + "</option>\r\n";}
    else {selectInnerHTML += "<option Author=wayx value='" + i + "'>" + i + "年" + "</option>\r\n";}
   }
   selectInnerHTML += "</select>";
   odatelayer.tmpSelectYearLayer.style.display="";
   odatelayer.tmpSelectYearLayer.innerHTML = selectInnerHTML;
   odatelayer.tmpSelectYear.focus();
   }

   function tmpSelectMonthInnerHTML(strMonth) //月份的下拉框
   {
   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 = "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<select Author=meizz name=tmpSelectMonth style='font-size: 12px' "
    s += "onblur='document.all.tmpSelectMonthLayer.style.display=\"none\"' "
    s += "onchange='document.all.tmpSelectMonthLayer.style.display=\"none\";"
    s += "parent.meizzTheMonth = this.value; parent.meizzSetDay(parent.meizzTheYear,parent.meizzTheMonth)'>\r\n";
   var selectInnerHTML = s;
   for (var i = 1; i < 13; i++)
   {
    if (i == m)
    {selectInnerHTML += "<option Author=wayx value='"+i+"' selected>"+i+"月"+"</option>\r\n";}
    else {selectInnerHTML += "<option Author=wayx value='"+i+"'>"+i+"月"+"</option>\r\n";}
   }
   selectInnerHTML += "</select>";
   odatelayer.tmpSelectMonthLayer.style.display="";
   odatelayer.tmpSelectMonthLayer.innerHTML = selectInnerHTML;
   odatelayer.tmpSelectMonth.focus();
   }

   function closeLayer()               //这个层的关闭
   {
    document.all.meizzDateLayer.style.display="none";
   }

   function IsPinYear(year)            //判断是否闰平年
   {
    if (0==year%4&&((year%100!=0)||(year%400==0))) return true;else return false;
   }

   function GetMonthCount(year,month) //闰年二月为29天
   {
    var c=MonHead[month-1];if((month==2)&&IsPinYear(year)) c++;return c;
   }
   function GetDOW(day,month,year)     //求某天的星期几
   {
    var dt=new Date(year,month-1,day).getDay()/7; return dt;
   }

   function meizzPrevY() //往前翻 Year
   {
    if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear--;}
    else{alert("年份超出范围（1000-9999）！");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
   }
   function meizzNextY() //往后翻 Year
   {
    if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear++;}
    else{alert("年份超出范围（1000-9999）！");}
    meizzSetDay(meizzTheYear,meizzTheMonth);
   }
   function meizzToday() //Today Button
   {
    var today;
    meizzTheYear = new Date().getFullYear();
    meizzTheMonth = new Date().getMonth()+1;
    today=new Date().getDate();
    //meizzSetDay(meizzTheYear,meizzTheMonth);
    if(outObject){
     outObject.value=meizzTheYear + "-" + meizzTheMonth + "-" + today;
    }
    closeLayer();
   }
   function meizzPrevM() //往前翻月份
   {
    if(meizzTheMonth>1){meizzTheMonth--}else{meizzTheYear--;meizzTheMonth=12;}
    meizzSetDay(meizzTheYear,meizzTheMonth);
   }
   function meizzNextM() //往后翻月份
   {
    if(meizzTheMonth==12){meizzTheYear++;meizzTheMonth=1}else{meizzTheMonth++}
    meizzSetDay(meizzTheYear,meizzTheMonth);
   }

   function meizzSetDay(yy,mm)   //主要的写程序**********
   {
   meizzWriteHead(yy,mm);
   //设置当前年月的公共变量为传入值
   meizzTheYear=yy;
   meizzTheMonth=mm;
    
   for (var i = 0; i < 39; i++){meizzWDay[i]=""}; //将显示框的内容全部清空
   var day1 = 1,day2=1,firstday = new Date(yy,mm-1,1).getDay(); //某月第一天的星期几
   for (i=0;i<firstday;i++)meizzWDay[i]=GetMonthCount(mm==1?yy-1:yy,mm==1?12:mm-1)-firstday+i+1 //上个月的最后几天
   for (i = firstday; day1 < GetMonthCount(yy,mm)+1; i++){meizzWDay[i]=day1;day1++;}
   for (i=firstday+GetMonthCount(yy,mm);i<39;i++){meizzWDay[i]=day2;day2++}
   for (i = 0; i < 39; i++)
   { var da = eval("odatelayer.meizzDay"+i)     //书写新的一个月的日期星期排列
    if (meizzWDay[i]!="")
    { 
     //初始化边框
     da.borderColorLight="#76A0CF";
     da.borderColorDark="#76A0CF";
     if(i<firstday)   //上个月的部分
     {
      da.innerHTML="<font style=' color: #B5C5D2;'>" + meizzWDay[i] + "</font>";
      da.title=(mm==1?12:mm-1) +"月" + meizzWDay[i] + "日";
      da.onclick=Function("meizzDayClick(this.innerText,-1)");
     
      if(!outDate)
       da.style.backgroundColor = ((mm==1?yy-1:yy) == new Date().getFullYear() && 
        (mm==1?12:mm-1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ?
        "#E4E3F2":"#FFFFFF";
      else
      {
       da.style.backgroundColor =((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && 
       meizzWDay[i]==outDate.getDate())? "#FF9933" : // 选中日期颜色
       (((mm==1?yy-1:yy) == new Date().getFullYear() && (mm==1?12:mm-1) == new Date().getMonth()+1 && 
       meizzWDay[i] == new Date().getDate()) ? "#CCFF00":"#FFFFFF"); // 当前系统时间颜色
       //将选中的日期显示为凹下去
       if((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && 
       meizzWDay[i]==outDate.getDate())
       {
        //da.borderColorLight="#E4E3F2";
   //      da.borderColorDark="#E4E3F2"; // 选择日期边框颜色
       }
      }
     
     }
     else if (i>=firstday+GetMonthCount(yy,mm))   //下个月的部分
     {
      da.innerHTML="<font style=' color: #B5C5D2;'>" + meizzWDay[i] + "</font>";
      da.title=(mm==12?1:mm+1) +"月" + meizzWDay[i] + "日";
      da.onclick=Function("meizzDayClick(this.innerText,1)");
      if(!outDate)
       da.style.backgroundColor = ((mm==12?yy+1:yy) == new Date().getFullYear() && 
        (mm==12?1:mm+1) == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate()) ?
        "#E4E3F2":"#FFFFFF";
      else
      {
       da.style.backgroundColor =((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && 
       meizzWDay[i]==outDate.getDate())? "#FF9933" : // 选中日期颜色
       (((mm==12?yy+1:yy) == new Date().getFullYear() && (mm==12?1:mm+1) == new Date().getMonth()+1 && 
       meizzWDay[i] == new Date().getDate()) ? "#CCFF00":"#FFFFFF"); // 当前系统时间
       //将选中的日期显示为凹下去
       if((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && 
       meizzWDay[i]==outDate.getDate())
       {
        da.borderColorLight="#E4E3F2";
        da.borderColorDark="#E4E3F2"; // 选择日期边框颜色
       }
      }
     }
     else   //本月的部分
     {
      da.innerHTML="<font style=' color: #3E5468;'>" + meizzWDay[i] + "</FONT>";
      da.title=mm +"月" + meizzWDay[i] + "日";
      da.onclick=Function("meizzDayClick(this.innerText,0)");   //给td赋予onclick事件的处理
      //如果是当前选择的日期，则显示亮蓝色的背景；如果是当前日期，则显示暗黄色背景
      if(!outDate)
       da.style.backgroundColor = (yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())?
        "#FFFFFF":"#FFFFFF";
      else
      {
       da.style.backgroundColor =(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())?
        "#FF9933":((yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())?
        "#CCFF00":"#F8F8FC"); // 前一个当前系统时间,后一个是本月时间低色
       //将选中的日期显示为凹下去
       if(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())
       {
        //da.borderColorLight="#E4E3F2";
        //da.borderColorDark="#E4E3F2"; // 选择日期边框颜色
       }
      }
     }
     da.style.cursor="hand"
     da.onmouseover=Function("this.backgroundColor='#000000';this.borderColorDark='#000099';this.borderColorLight='#000099';");
     da.onmouseout=Function("this.bgColor='#000000';this.borderColorDark='#9CBADE';this.borderColorLight='#9CBADE';");
    }
    else{da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default";da.onmouseover=Function("this.backgroundColor='#000000';this.borderColorDark='#000099';this.borderColorLight='#000099';");
     da.onmouseout=Function("this.bgColor='#000000';this.borderColorDark='#9CBADE';this.borderColorLight='#9CBADE';");}
   }
   }

   function meizzDayClick(n,ex) //点击显示框选取日期，主输入函数*************
   {
   var yy=meizzTheYear;
   var mm = parseInt(meizzTheMonth)+ex; //ex表示偏移量，用于选择上个月份和下个月份的日期
    //判断月份，并进行对应的处理
    if(mm<1){
     yy--;
     mm=12+mm;
    }
    else if(mm>12){
     yy++;
     mm=mm-12;
    }
   
   if (mm < 10){mm = "0" + mm;}
   if (outObject)
   {
    if (!n) {//outObject.value=""; 
    return;}
    if ( n < 10){n = "0" + n;}
    outObject.value= yy + "-" + mm + "-" + n ; //注：在这里你可以输出改成你想要的格式
    closeLayer(); 
   }
   else {closeLayer(); alert("您所要输出的控件对象并不存在！");}
   }