Asp.net中自定义控件引用javascript中的日历脚本心得

自定义控件中的页面代码：
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="wcontrol.ascx.cs" Inherits="wcontrol" %>
<script type ="text/javascript">
function PopupCalendar(InstanceName)
{
///Global Tag
this.instanceName=InstanceName;
///Properties
this.separator="-"
this.oBtnTodayTitle="Today"
this.oBtnCancelTitle="Cancel"
this.weekDaySting=new Array("S","M","T","W","T","F","S");
this.monthSting=new Array("January","February","March","April","May","June","July","August","September","October","November","December");
this.Width=200;
this.currDate=new Date();
this.today=new Date();
this.startYear=1970;
this.endYear=3010;
///Css
this.divBorderCss="1px solid #BCD0DE";
this.tableBorderColor="#CCCCCC"
///Method
this.Init=CalendarInit;
this.Fill=CalendarFill;
this.Refresh=CalendarRefresh;
this.Restore=CalendarRestore;
///HTMLObject
this.oTaget=null;
this.oPreviousCell=null;
this.sDIVID=InstanceName+"oDiv";
this.sTABLEID=InstanceName+"oTable";
this.sMONTHID=InstanceName+"oMonth";
this.sYEARID=InstanceName+"oYear";
}
function CalendarInit()     ///Create panel
{
var sMonth,sYear
sMonth=this.currDate.getMonth();
sYear=this.currDate.getYear();
htmlAll="<div id='"+this.sDIVID+"' style='display:none;position:absolute;width:"+this.Width+";border:"+this.divBorderCss+";padding:2px;background-color:#FFFFFF'>";
htmlAll+="<div align='center'>";
/// Month
htmloMonth="<select id='"+this.sMONTHID+"' onchange=CalendarMonthChange("+this.instanceName+") style='width:10%'>";
for(i=0;i<12;i++)
{
htmloMonth+="<option value='"+i+"'>"+this.monthSting[i]+"</option>";
}
htmloMonth+="</select>";
/// Year
htmloYear="<select id='"+this.sYEARID+"' onchange=CalendarYearChange("+this.instanceName+") style='width:10%'>";
for(i=this.startYear;i<=this.endYear;i++)
{
htmloYear+="<option value='"+i+"'>"+i+"</option>";
}
htmloYear+="</select></div