第一步：保存下列文件为:CALENDAR.ASP
<%@ LANGUAGE = VBScript %>
<% Option Explicit %>
<%
Function sFont(iSize,sFace,sColor,bScale)
Dim sOutputStr
sOutputStr = "<FONT"
if sFace <> "" then
sOutputStr = sOutputStr & " FACE='" & sFace & "'"
else
sOutputStr = sOutputStr & " FACE='Helv'"
end if
if iSize = "" then
iSize = 1
end if
if bScale then
iSize = cInt(iSize * 1)
end if
sOutputStr = sOutputStr & " SIZE=" & iSize
if sColor <> "" then
sOutputStr = sOutputStr & " COLOR=" & sColor
end if
sOutputStr = sOutputStr & ">"
sFont = sOutputStr
End Function
On Error Resume Next
Dim datecntrl, Dy, Mo, Yr, nextmonth, startwith, thisMo, thisYr, thisDate,the_type
Dim prevMonthLastDate, currMonthLastDate, i, j, lastnum, AnyDate,default_value
datecntrl= Request("object")
default_value=request("value")
the_type=request("type")
if the_type<>"datetime" then
the_type="date"
end if
if default_value="" then
Yr = year(date)
Mo = month(date)
Dy = day(date)
else
dim pos1
dim deal_value
deal_value=default_value
pos1=instr(deal_value,"-")
Yr = cint(mid(deal_value,1,pos1-1))
deal_value=mid(deal_value,pos1+1)
pos1=instr(deal_value,"-")
Mo = cint(mid(deal_value,1,pos1-1))
if trim(the_type)="date" then
Dy = cint(mid(deal_value,pos1+1))
else
dim H,M,S
deal_value=mid(deal_value,pos1+1)
pos1=instr(deal_value," ")
Dy=cint(mid(deal_value,1,pos1-1))
deal_value=mid(deal_value,pos1+1)
pos1=instr(deal_value,":")
H=cint(mid(deal_value,1,pos1-1))
deal_value=mid(deal_value,pos1+1)
pos1=instr(deal_value,":")
M=cint(mid(deal_value,1,pos1-1))
S=cint(mid(deal_value,pos1+1))
end if
end if
nextmonth = false
%>
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<meta name="ProgId" content="FrontPage.Editor.Document">
<style type="text/css">
A
{ FONT-SIZE: 13px; COLOR: #000000;TEXT-DECORATION: none }
A:hover
{COLOR: #ff0000;
}
</style>
<TITLE>日历</TITLE>
<SCRIPT LANGUAGE="JavaScript">
//检查字符串是否为日期，返回值：false、true
function f_chkDate(datestr)
{
var lthdatestr
if (datestr != "")
lthdatestr= datestr.length ;
else
lthdatestr=0;
var tmpy="";
var tmpm="";
var tmpd="";
//var datestr;
var status;
status=0;
if ( lthdatestr== 0)
return false;
if(lthdatestr>10)
return false;
for (i=0;i < lthdatestr;i++)
{ if (datestr.charAt(i)== '-')
{
status++;
}
if (status>2)
{
//alert("Invalid format of date!");
return false;
}
if ((status==0) && (datestr.charAt(i)!='-'))
{
tmpy=tmpy+datestr.charAt(i)
}
if ((status==1) && (datestr.charAt(i)!='-'))
{
tmpm=tmpm+datestr.charAt(i)
}
if ((status==2) && (datestr.charAt(i)!='-'))
{
tmpd=tmpd+datestr.charAt(i)
}
}
year=new String (tmpy);
month=new String (tmpm);
day=new String (tmpd);
//tempdate= new String (year+month+day);
//alert(tempdate);
if ((tmpy.length!=4) || (tmpm.length>2) || (tmpd.length>2))
{
//alert("Invalid format of date!");
return false;
}
if (!((1<=month) && (12>=month) && (31>=day) && (1<=day)) )
{
//alert ("Invalid month or day!");
return false;
}
if (!((year % 4)==0) && (month==2) && (day==29))
{
//alert ("This is not a leap year!");
return false;
}
if ((month<=7) && ((month % 2)==0) && (day>=31))
{
//alert ("This month is a small month!");
return false;
}
if ((month>=8) && ((month % 2)==1) && (day>=31))
{
//alert ("This month is a small month!");
return false;
}
if ((month==2) && (day==30))
{
//alert("The Febryary never has this day!");
return false;
}
return true;
}
function right(str,number)
{
return str.substr(str.length - number,str.length);
}
function setDate(Dy,Mo,Yr,vBool)
{
if (vBool)
{
if (Mo<10) Mo="0"+Mo;
if (Dy<10) Dy="0"+Dy;
<%if the_type="datetime" then%>
top.opener.<%= datecntrl %>.value =Yr+"-"+Mo+"-"+Dy+" "+userform.hour.value+":"+userform.minute.value+":"+userform.second.value;
<%else%>
top.opener.<%= datecntrl %>.value =Yr+"-"+Mo+"-"+Dy;
<%end if%>
top.window.close();
}
<%if the_type="datetime" then%>
self.location.href="calendar.asp?type=<%=the_type%>&object=<%= datecntrl %>&value="+Yr+"-"+right(("0"+Mo),2)+"-"+right(("0"+Dy),2)+" "+userform.hour.value+":"+userform.minute.value+":"+userform.second.value;
<%else%>
self.location.href="calendar.asp?type=<%=the_type%>&object=<%= datecntrl %>&value="+Yr+"-"+right(("0"+Mo),2)+"-"+right(("0"+Dy),2);
<%end if%>
}
function saveDate()
{
<%if the_type="datetime" then%>
top.opener.<%= datecntrl %>.value ="<%= Yr & "-" & right("0"+cstr(Mo),2) & "-" & right("0"+cstr(Dy),2) %>"+" "+userform.hour.value+":"+userform.minute.value+":"+userform.second.value;
<%else%>
top.opener.<%= datecntrl %>.value ="<%= Yr & "-" & right("0"+cstr(Mo),2) & "-" & right("0"+cstr(Dy),2) %>";
<%end if%>
top.window.close();
}
</SCRIPT>
</HEAD>
<BODY onload="javascript:window.focus()" bgcolor="#CCFFFF">
<FORM NAME="userform">
<TABLE WIDTH="100%" CELLPADDING="2" CELLSPACING="0">
<TR>
<TD ALIGN="left">
<%= sFont("2","宋体","",True) %>
<%= writeYears(Yr) %>
</TD>
<TD ALIGN="right">
<%= sFont("2","宋体","",True) %>
<%= writeMonths(Mo) %>
</TD>
</TR>
</TABLE>
<TABLE WIDTH="100%" BORDER="1" BORDERCOLOR="Silver" CELLPADDING="2" CELLSPACING="0">
<%
function nextDate(startwith, maxdays)
startwith = startwith + 1
if startwith > maxdays then
startwith = 1
end if
nextDate = startwith
end function
function GetLastDay(Mo,Yr)
if Mo=2 then
if (Yr Mod 4)=0 then
GetLastDay = 29
else
GetLastDay = 28
end if
elseif ((Mo = 0) OR (Mo = 1) OR (Mo = 3) OR (Mo = 5) OR (Mo = 7) OR (Mo = 8) OR (Mo = 10) OR (Mo = 12)) then
GetLastDay = 31
else
GetLastDay = 30
end if
end function
function GetFirstDayOffset(Mo,Yr)
GetFirstDayOffset = weekday(Mo & "/01/" & Yr)-1
end function
function writeMonths(selMo)
dim i, selstr
selstr = "<SELECT NAME='Months' onChange='setDate(" & Dy & ",this.selectedIndex+1," & Yr & ",false);'>"
for i=1 to 12
if selMo = i then
selstr = selstr & "<OPTION SELECTED>" & MonthName(i)
else
selstr = selstr & "<OPTION>" & MonthName(i)
end if
next
selstr = selstr & "</SELECT>"
writeMonths = selstr
end function
function writeYears(selYear)
dim i, selstr
selstr = "<SELECT NAME='Years' onChange='setDate(" & Dy & "," & Mo & ",this.options[this.selectedIndex].value,false);'>"
for i=1900 to 2100
if selYear = i then
selstr = selstr & "<OPTION SELECTED VALUE=" & i & ">" & i & "年"
else
selstr = selstr & "<OPTION VALUE=" & i & ">" & i & "年"
end if
next
selstr = selstr & "</SELECT>"
writeYears = selstr
end function
prevMonthLastDate=GetLastDay((Mo-1),Yr)
currMonthLastDate=GetLastDay(Mo,Yr)
startwith=(prevMonthLastDate-GetFirstDayOffset(Mo, Yr))
%>
<TR>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>日</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>一</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>二</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>三</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>四</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>五</B>
</TD>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="Gray" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000" style="font-family: Helv,Arial; font-size: 10pt;">
<%= sFont("2","宋体","#FFFFFF",True) %>
<B>六</B>
</TD>
</TR>
<% For j = 1 to 6 %>
<TR>
<% For i = 1 to 7 %>
<% if j = 1 then %>
<% startwith = nextDate(startwith, prevMonthLastDate) %>
<% if startwith = Dy and startwith < 7 then %>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="#AAAAAA" BORDERCOLOR="#AAAAAA" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#AAAAAA">
<% else %>
<TD WIDTH="20" HEIGHT="20" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<% end if %>
<% thisYr = Yr %>
<%= sFont("2","宋体","",True) %>
<% if startwith < 7 then %>
<B>
<% thisMo = Mo %>
<% else %>
<% thisMo = Mo - 1 %>
<% if thisMo = 0 then %>
<% thisMo = 12 %>
<% thisYr = Yr-1 %>
<% end if %>
<% end if %>
<A HREF="javascript:setDate( <%= startwith %>, <%= thisMo %>,<%= thisYr %>,false);" >
<% response.write startwith %>
</A></B>
</TD>
<% else %>
<% lastnum = startwith %>
<% startwith = nextDate(startwith, currMonthLastDate) %>
<% if lastnum > startwith then%>
<% nextmonth = true %>
<% end if %>
<% if startwith = Dy and not nextmonth then %>
<TD WIDTH="20" HEIGHT="20" BGCOLOR="#AAAAAA" BORDERCOLOR="#AAAAAA" BORDERCOLORDARK="#AAAAAA" BORDERCOLORLIGHT="#FFFFFF">
<% else %>
<TD WIDTH="20" HEIGHT="20" BORDERCOLOR="Silver" BORDERCOLORDARK="#FFFFFF" BORDERCOLORLIGHT="#000000">
<% end if %>
<% thisYr = Yr %>
<% if not nextmonth then %>
<B>
<% thisMo = Mo %>
<% else %>
<% thisMo = Mo + 1 %>
<% if thisMo = 13 then %>
<% thisMo = 1 %>
<% thisYr = Yr+1 %>
<% end if %>
<% end if %>
<%= sFont("2","宋体","",True) %>
<A HREF="javascript:setDate(<%= startwith %>, <%= thisMo %>, <%= thisYr %>,false);" >
<% response.write startwith %>
</A></B>
</TD>
<% end if %>
<% Next %>
</TR>
<% Next %>
</TABLE>
<table>
<tr>
<td>
<%if the_type="datetime" then%>
<select size="1" name="hour">
<%
for i=0 to 23
if (i=H) then
response.write "<option selected value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"时"+"</option>"
else
response.write "<option value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"时"+"</option>"
end if
next
%>
</select>
<select size="1" name="minute">
<%
for i=0 to 59
if (i=M) then
response.write "<option selected value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"分"+"</option>"
else
response.write "<option value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"分"+"</option>"
end if
next
%>
</select>
<select size="1" name="second">
<%
for i=0 to 59
if (i=S) then
response.write "<option selected value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"秒"+"</option>"
else
response.write "<option value='"+right("0"+cstr(i),2)+"'>"+right("0"+cstr(i),2)+"秒"+"</option>"
end if
next
%>
</select>
<%end if%>
</td>
</tr>
</table>
<CENTER>
<INPUT TYPE="button" id="ok" VALUE=" 确定 " onClick="saveDate();"> <INPUT TYPE="button" VALUE=" 取消 " onClick="top.window.close();">
</CENTER>
</FORM>
<script language="javascript">
var strDate = <%=Yr%>+"-"+right(("0"+<%=Mo%>),2)+"-"+right(("0"+<%=Dy%>),2);
if (f_chkDate(strDate))
document.all.ok.disabled = false;
else
document.all.ok.disabled = true;
</script>
</BODY>
</HTML>
第二步:保存下列文件为:JavaScriptdate.js
function f_get_date(object_name){
var object_value="";
eval("object_value="+object_name+".value");
if(!f_chkDate(object_value)){
var v_today=new Date();
object_value=v_today.getYear()+"-"+(v_today.getMonth()+1)+"-"+(v_today.getDate());
}
open('calendar.asp?type=date&object='+object_name+'&value='+object_value,'calendar','resizable=yes,toolbar=no,scrollbars=no,directories=no,menubar=no,width=180,height=240');
}
//获取日历时间函数
function f_get_datetime(object_name){
var object_value="";
eval("object_value="+object_name+".value");
open('calendar.asp?type=datetime&object='+object_name+'&value='+object_value,'calendar','resizable=yes,toolbar=no,scrollbars=no,directories=no,menubar=no,width=210,height=270');
}
//检查字符串是否为日期，返回值：false、true
function f_chkDate(datestr)
{
var lthdatestr
if (datestr != "")
lthdatestr= datestr.length ;
else
lthdatestr=0;
var tmpy="";
var tmpm="";
var tmpd="";
//var datestr;
var status;
status=0;
if ( lthdatestr== 0)
return false;
if(lthdatestr>10)
return false;
for (i=0;i < lthdatestr;i++)
{ if (datestr.charAt(i)== '-')
{
status++;
}
if (status>2)
{
//alert("Invalid format of date!");
return false;
}
if ((status==0) && (datestr.charAt(i)!='-'))
{
tmpy=tmpy+datestr.charAt(i)
}
if ((status==1) && (datestr.charAt(i)!='-'))
{
tmpm=tmpm+datestr.charAt(i)
}
if ((status==2) && (datestr.charAt(i)!='-'))
{
tmpd=tmpd+datestr.charAt(i)
}
}
year=new String (tmpy);
month=new String (tmpm);
day=new String (tmpd);
//tempdate= new String (year+month+day);
//alert(tempdate);
if ((tmpy.length!=4) || (tmpm.length>2) || (tmpd.length>2))
{
//alert("Invalid format of date!");
return false;
}
if (!((1<=month) && (12>=month) && (31>=day) && (1<=day)) )
{
//alert ("Invalid month or day!");
return false;
}
if (!((year % 4)==0) && (month==2) && (day==29))
{
//alert ("This is not a leap year!");
return false;
}
if ((month<=7) && ((month % 2)==0) && (day>=31))
{
//alert ("This month is a small month!");
return false;
}
if ((month>=8) && ((month % 2)==1) && (day>=31))
{
//alert ("This month is a small month!");
return false;
}
if ((month==2) && (day==30))
{
//alert("The Febryary never has this day!");
return false;
}
return true;
}
第三步:在页中加入如下示例:(使用页)
<script language="javascript" src="JavaScriptdate.js"></script>
<input class="input" style="cursor:hand"; name="myTime" type="text" id="myTime" size="16" value="" readonly="true">
1.获取日期:
<script language="javascript" event="onclick" for="myTime">
f_get_date("document.all.myTime");
</script>
2.获取日期和时间
<script language="javascript" event="onclick" for="myTime">
f_get_datetime("document.all.myTime");
</script> 
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