﻿<!--
var cal;
var isFocus=false; 
function SelectDate(obj,strFormat){
    var date = new Date();
    var by = date.getFullYear()-50;  
    var ey = date.getFullYear()+50;  
    cal = (cal==null) ? new Calendar(by, ey, 0) : cal;    
    cal.dateFormatStyle = strFormat;
    cal.show(obj);
}

function SelectDate2(obj,strFormat){
    var date = new Date();
    var by = date.getFullYear()-50;  
    var ey = date.getFullYear()+50; 

    cal = (cal==null) ? new Calendar(by, ey, 0) : cal; 
    cal.dateFormatStyle = strFormat;
    cal.show(obj);
}


String.prototype.toDate = function(style){
  var y = this.substring(style.indexOf('y'),style.lastIndexOf('y')+1);
  var m = this.substring(style.indexOf('M'),style.lastIndexOf('M')+1);
  var d = this.substring(style.indexOf('d'),style.lastIndexOf('d')+1);
  if(isNaN(y)) y = new Date().getFullYear();
  if(isNaN(m)) m = new Date().getMonth();
  if(isNaN(d)) d = new Date().getDate();
  var dt ;
  eval ("dt = new Date('"+ y+"', '"+(m-1)+"','"+ d +"')");
  return dt;
}


Date.prototype.format = function(style) {
  var o = {
    "M+" : this.getMonth() + 1, 
    "d+" : this.getDate(),      
    "h+" : this.getHours(),     
    "m+" : this.getMinutes(),   
    "s+" : this.getSeconds(),  
    "w+" : "天一二三四五六".charAt(this.getDay()),   
    "q+" : Math.floor((this.getMonth() + 3) / 3),  
    "S"  : this.getMilliseconds()
  }
  if(/(y+)/.test(style)){
    style = style.replace(RegExp.$1,
    (this.getFullYear() + "").substr(4 - RegExp.$1.length));
  }
  for(var k in o){
    if(new RegExp("("+ k +")").test(style)){
      style = style.replace(RegExp.$1,
        RegExp.$1.length == 1 ? o[k] :
        ("00" + o[k]).substr(("" + o[k]).length));
    }
  }
  return style;
};

function Calendar(beginYear, endYear, lang, dateFormatStyle){
  this.beginYear = 1990;
  this.endYear = 2010;
  this.lang = 0;           
  this.dateFormatStyle = "yyyy-MM-dd";

  if (beginYear != null && endYear != null){
    this.beginYear = beginYear;
    this.endYear = endYear;
  }
  if (lang != null){
    this.lang = lang
  }

  if (dateFormatStyle != null){
    this.dateFormatStyle = dateFormatStyle
  }

  this.dateControl = null;
  this.panel = this.getElementById("calendarPanel");
  this.container = this.getElementById("ContainerPanel");
  this.form  = null;

  this.date = new Date();
  this.year = this.date.getFullYear();
  this.month = this.date.getMonth();


  this.colors ={
  "cur_word"      : "#FFFFFF",  
  "cur_bg"        : "#98AF4F",  
  "sel_bg"        : "#FFCCCC",  
  "sun_word"      : "#333333",  
  "sat_word"      : "#333333", 
  "td_word_light" : "#ffffff",  
  "td_word_dark"  : "#CCCCCC",  
  "td_bg_out"     : "#F8FDE8",  
  "td_bg_over"    : "#D9E2BF",  
  "tr_word"       : "#72843C",  
  "tr_bg"         : "#CBD7A7",  
  "input_border"  : "#FFFFFF",  
  "input_bg"      : "#FFFFFF"  
  }

  this.draw();
  this.bindYear();
  this.bindMonth();
  this.changeSelect();
  this.bindData();
}

Calendar.language ={
  "year"   : [[""], [""]],
  "months" : [["一月","二月","三月","四月","五月","六月","七月","八月","九月","十月","十一月","十二月"],
        ["JAN","FEB","MAR","APR","MAY","JUN","JUL","AUG","SEP","OCT","NOV","DEC"]
         ],
  "weeks"  : [["日","一","二","三","四","五","六"],
        ["SUN","MON","TUR","WED","THU","FRI","SAT"]
         ],		 
  "clear"  : [["清空"], ["CLS"]],
  "today"  : [["今天"], ["TODAY"]],
  "close"  : [["关闭"], ["CLOSE"]]
}

Calendar.prototype.draw = function(){
  calendar = this;

  var mvAry = [];
  mvAry[mvAry.length]  = '  <div name="calendarForm" style="margin: 0px;">';
  mvAry[mvAry.length]  = '    <table width="100%" border="0" cellpadding="0" cellspacing="1">';
  mvAry[mvAry.length]  = '      <tr>';
  mvAry[mvAry.length]  = '        <th align="left" width="1%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:16px;height:20px;" name="prevMonth" type="button" id="prevMonth" value="&lt;" /></th>';
  mvAry[mvAry.length]  = '        <th align="center" width="98%" nowrap="nowrap"><select name="calendarYear" id="calendarYear" style="font-size:12px;"></select><select name="calendarMonth" id="calendarMonth" style="font-size:12px;"></select></th>';
  mvAry[mvAry.length]  = '        <th align="right" width="1%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:16px;height:20px;" name="nextMonth" type="button" id="nextMonth" value="&gt;" /></th>';
  mvAry[mvAry.length]  = '      </tr>';
  mvAry[mvAry.length]  = '    </table>';
  mvAry[mvAry.length]  = '    <table id="calendarTable" width="100%" style="border:0px solid #CCCCCC;background-color:#FFFFFF" border="0" cellpadding="3" cellspacing="1">';
  mvAry[mvAry.length]  = '      <tr>';
  for(var i = 0; i < 7; i++){
    mvAry[mvAry.length]  = '      <th style="font-weight:normal;background-color:' + calendar.colors["tr_bg"] + ';color:' + calendar.colors["tr_word"] + ';">' + Calendar.language["weeks"][this.lang][i] + '</th>';
  }
  mvAry[mvAry.length]  = ' </tr>';
  for(var i = 0; i < 6;i++){
    mvAry[mvAry.length]  = '    <tr align="center">';
    for(var j = 0; j < 7; j++){
      if (j == 0){
        mvAry[mvAry.length]  = '  <td style="cursor:default;color:' + calendar.colors["sun_word"] + ';"></td>';
      } else if(j == 6){
        mvAry[mvAry.length]  = '  <td style="cursor:default;color:' + calendar.colors["sat_word"] + ';"></td>';
      } else{
        mvAry[mvAry.length]  = '  <td style="cursor:default;"></td>';
      }
    }
    mvAry[mvAry.length]  = '    </tr>';
  }
  mvAry[mvAry.length]  = '      <tr style="display:none; background-color:' + calendar.colors["input_bg"] + ';">';
  mvAry[mvAry.length]  = '        <th colspan="2"><input name="calendarClear" type="button" id="calendarClear" value="' + Calendar.language["clear"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';
  mvAry[mvAry.length]  = '        <th colspan="3"><input name="calendarToday" type="button" id="calendarToday" value="' + Calendar.language["today"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';
  mvAry[mvAry.length]  = '        <th colspan="2"><input name="calendarClose" type="button" id="calendarClose" value="' + Calendar.language["close"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:100%;height:20px;font-size:12px;"/></th>';
  mvAry[mvAry.length]  = '      </tr>';
  mvAry[mvAry.length]  = '    </table>';
  mvAry[mvAry.length]  = '  </div>';
  this.panel.innerHTML = mvAry.join("");
  
  var obj = this.getElementById("prevMonth");
  obj.onclick = function (){calendar.goPrevMonth(calendar);}
  obj.onblur = function (){calendar.onblur();}
  this.prevMonth= obj;
  
  obj = this.getElementById("nextMonth");
  obj.onclick = function (){calendar.goNextMonth(calendar);}
  obj.onblur = function (){calendar.onblur();}
  this.nextMonth= obj;
    

  obj = this.getElementById("calendarClear");
  obj.onclick = function (){calendar.dateControl.value = "";calendar.hide();}
  this.calendarClear = obj;
  
  obj = this.getElementById("calendarClose");
  obj.onclick = function (){calendar.hide();}
  this.calendarClose = obj;
  
  obj = this.getElementById("calendarYear");
  obj.onchange = function (){calendar.update(calendar);}
  obj.onblur = function (){calendar.onblur();}
  this.calendarYear = obj;
  
  obj = this.getElementById("calendarMonth");
  with(obj){
    onchange = function (){calendar.update(calendar);}
    onblur = function (){calendar.onblur();}
  }this.calendarMonth = obj;
 
  obj = this.getElementById("calendarToday");
  obj.onclick = function (){
    var today = new Date();
    calendar.date = today;
    calendar.year = today.getFullYear();
    calendar.month = today.getMonth();
    calendar.changeSelect();
    calendar.bindData();
    calendar.dateControl.value = today.format(calendar.dateFormatStyle);
    calendar.hide();
  }
  this.calendarToday = obj;
  
}

Calendar.prototype.bindYear = function(){
  var cy = this.calendarYear;
  cy.length = 0;
  for (var i = this.beginYear; i <= this.endYear; i++){
    cy.options[cy.length] = new Option(i + Calendar.language["year"][this.lang], i);
  }
}

Calendar.prototype.bindMonth = function(){
  var cm = this.calendarMonth;
  cm.length = 0;
  for (var i = 0; i < 12; i++){
    cm.options[cm.length] = new Option(Calendar.language["months"][this.lang][i], i);
  }
}

Calendar.prototype.goPrevMonth = function(e){
  if (this.year == this.beginYear && this.month == 0){return;}
  this.month--;
  if (this.month == -1){
    this.year--;
    this.month = 11;
  }
  this.date = new Date(this.year, this.month, 1);
  this.changeSelect();
  this.bindData();
}

Calendar.prototype.goNextMonth = function(e){
  if (this.year == this.endYear && this.month == 11){return;}
  this.month++;
  if (this.month == 12){
    this.year++;
    this.month = 0;
  }
  this.date = new Date(this.year, this.month, 1);
  this.changeSelect();
  this.bindData();
}

Calendar.prototype.changeSelect = function(){
  var cy = this.calendarYear;
  var cm = this.calendarMonth;
  for (var i= 0; i < cy.length; i++){
    if (cy.options[i].value == this.date.getFullYear()){
      cy[i].selected = true;
      break;
    }
  }
  for (var i= 0; i < cm.length; i++){
    if (cm.options[i].value == this.date.getMonth()){
      cm[i].selected = true;
      break;
    }
  }
}

Calendar.prototype.update = function (e){
  this.year  = e.calendarYear.options[e.calendarYear.selectedIndex].value;
  this.month = e.calendarMonth.options[e.calendarMonth.selectedIndex].value;
  this.date = new Date(this.year, this.month, 1);
  this.changeSelect();
  this.bindData();
}

Calendar.prototype.bindData = function (){
  var calendar = this;
  var dateArray = this.getMonthViewArray(this.date.getYear(), this.date.getMonth());
  var tds = this.getElementById("calendarTable").getElementsByTagName("td");
  for(var i = 0; i < tds.length; i++){
  tds[i].style.backgroundColor = calendar.colors["td_bg_out"];
    tds[i].onclick = function (){return;}
    tds[i].onmouseover = function (){return;}
    tds[i].onmouseout = function (){return;}
    if (i > dateArray.length - 1) break;
    tds[i].innerHTML = dateArray[i];
    if (dateArray[i] != "&nbsp;"){
      tds[i].onclick = function (){
        if (calendar.dateControl != null){
          calendar.dateControl.value = new Date(calendar.date.getFullYear(),
                                                calendar.date.getMonth(),
                                                this.innerHTML).format(calendar.dateFormatStyle);
        }
	
        calendar.hide();
      }
      tds[i].onmouseover = function (){
        this.style.backgroundColor = calendar.colors["td_bg_over"];
      }
      tds[i].onmouseout = function (){
        this.style.backgroundColor = calendar.colors["td_bg_out"];
      }
	  
      if (new Date().format(calendar.dateFormatStyle) ==
          new Date(calendar.date.getFullYear(),
                   calendar.date.getMonth(),
                   dateArray[i]).format(calendar.dateFormatStyle)){
        tds[i].style.backgroundColor = calendar.colors["cur_bg"];
        tds[i].onmouseover = function (){
          this.style.backgroundColor = calendar.colors["td_bg_over"];
        }
        tds[i].onmouseout = function (){
          this.style.backgroundColor = calendar.colors["cur_bg"];
        }
      }
      
      if (calendar.dateControl != null && calendar.dateControl.value == new Date(calendar.date.getFullYear(),
                   calendar.date.getMonth(),
                   dateArray[i]).format(calendar.dateFormatStyle)){
        tds[i].style.backgroundColor = calendar.colors["sel_bg"];
        tds[i].onmouseover = function (){
          this.style.backgroundColor = calendar.colors["td_bg_over"];
        }
        tds[i].onmouseout = function (){
          this.style.backgroundColor = calendar.colors["sel_bg"];
        }
      }
    }
  }
}

Calendar.prototype.getMonthViewArray = function (y, m){
  var mvArray = [];
  var dayOfFirstDay = new Date(y, m, 1).getDay();
  var daysOfMonth = new Date(y, m + 1, 0).getDate();
  for (var i = 0; i < 42; i++){
    mvArray[i] = "&nbsp;";
  }
  for (var i = 0; i < daysOfMonth; i++){
    mvArray[i + dayOfFirstDay] = i + 1;
  }
  return mvArray;
}

Calendar.prototype.getElementById = function(id){
  if (typeof(id) != "string" || id == "") return null;
  if (document.getElementById) return document.getElementById(id);
  if (document.all) return document.all(id);
  try{return eval(id);} catch(e){ return null;}
}

Calendar.prototype.getElementsByTagName = function(object, tagName){
  if (document.getElementsByTagName) return document.getElementsByTagName(tagName);
  if (document.all) return document.all.tags(tagName);
}

Calendar.prototype.getAbsPoint = function (e){
  var x = e.offsetLeft;
  var y = e.offsetTop;
  while(e = e.offsetParent){
    x += e.offsetLeft;
    y += e.offsetTop;
  }
  return{"x": x, "y": y};
}



Calendar.prototype.show = function (dateObj, popControl){
  if (dateObj == null){
    throw new Error("arguments[0] is necessary")
  }
  
  this.dateControl = dateObj;
  
  this.date = (dateObj.value.length > 0) ? new Date(dateObj.value.toDate(this.dateFormatStyle)) : new Date() ;
  this.year = this.date.getFullYear();
  this.month = this.date.getMonth();
  this.changeSelect();
  this.bindData();
  //}
  if (popControl == null){
    popControl = dateObj;
  }
  var xy = this.getAbsPoint(popControl);
  this.panel.style.left = xy.x + "px";
  this.panel.style.top = (xy.y + dateObj.offsetHeight) + "px";
  
  this.panel.style.display = "";
  this.container.style.display = "";
  
  dateObj.onblur = function(){calendar.onblur();}
  this.container.onmouseover = function(){isFocus=true;}
  this.container.onmouseout = function(){isFocus=false;}
}

Calendar.prototype.hide = function(){
  this.panel.style.display = "none";
  this.container.style.display = "none";
  isFocus=false;
}

Calendar.prototype.onblur = function(){
   if(!isFocus){this.hide();}
}


document.write('<div id="ContainerPanel" style="display:none;">');
document.write('<div id="calendarPanel" style="position: absolute;display:none;z-index: 9999;background-color: #FFFFFF;border: 1px solid #CCCCCC;width:175px;height:200px;font-size:12px;"></div>');

if(document.all){
	document.write('<iframe style="position:absolute;z-index:2000;width:expression(this.previousSibling.offsetWidth);');
	document.write('height:expression(this.previousSibling.offsetHeight);');
	document.write('left:expression(this.previousSibling.offsetLeft);top:expression(this.previousSibling.offsetTop);');
	document.write('display:expression(this.previousSibling.style.display);" scrolling="no" frameborder="no"></iframe>');
	}
	
document.write('</div>');
//-->