javascript 表单日期选择效果

Agenda

BODY {
FONT-SIZE: 9pt; PADDING-RIGHT: 0px; PADDING-LEFT: 0px; PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-TOP: 0px;
}
A {
FONT-SIZE: 9pt; TEXT-DECORATION: none; color: #000000
}
A:hover {
TEXT-DECORATION: none; color: #000000
}
A:link {
TEXT-DECORATION: none
}
A:visited {
TEXT-DECORATION: none
}
BR {
FONT-SIZE: 9pt; height: 15pt;
}
TD {
FONT-SIZE: 9pt; LINE-HEIGHT: 11pt;
}
input {
FONT-SIZE: 9pt; height: 15pt;
}
.SCROLLBAR {
SCROLLBAR-FACE-COLOR: #718698;
SCROLLBAR-HIGHLIGHT-COLOR: #899aa9;
SCROLLBAR-SHADOW-COLOR: #506981;
SCROLLBAR-3DLIGHT-COLOR: #5b7086;
SCROLLBAR-ARROW-COLOR: #506981;
SCROLLBAR-TRACK-COLOR: #5b7086;
SCROLLBAR-DARKSHADOW-COLOR: #5b7086
}

";
Cal_str += "

";
Cal_str += "

星期日

";
Cal_str += "

星期一

";
Cal_str += "

星期二

";
Cal_str += "

星期三

";
Cal_str += "

星期四

";
Cal_str += "

星期五

";
Cal_str += "

星期六

";
Cal_str += " \n";
for(i=0;i 

\n";
}
for(i=1;i"
Cal_str += "" + i + "

\n";
if((the_week+i)%7==0 && i!=Max_day) Cal_str += " \n";
}
if(dummy  

\n";
}
}
Cal_str += "

";
return(Cal_str);
}

function DateChange(mode){
var theYear=parseInt(ShowYear.innerText);
var theMonth=parseInt(ShowMon.innerText);
if(mode){
theMonth++;
if(theMonth>=13){
theYear++;
theMonth=1;
}
}else{
theMonth--;
if(theMonth3000 || theYear12 || theMon

	年  月
今天： document.write(years + "-" + months + "-" + days)

ShowYear.innerText=years;
ShowMon.innerText=months;
Cal_Tab.innerHTML=Calendar(years,months-1);
ShowPlan(years,(months-1),days);

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var DS_x,DS_y;
function dateSelector() //构造dateSelector对象，用来实现一个日历形式的日期输入框。
{
var myDate=new Date();
this.year=myDate.getFullYear(); //定义year属性，年份，默认值为当前系统年份。
this.month=myDate.getMonth()+1; //定义month属性，月份，默认值为当前系统月份。
this.date=myDate.getDate(); //定义date属性，日，默认值为当前系统的日。
this.inputName=''; //定义inputName属性，即输入框的name，默认值为空。注意：在同一页中出现多个日期输入框，不能有重复的name！
this.display=display; //定义display方法，用来显示日期输入框。
}
function display() //定义dateSelector的display方法，它将实现一个日历形式的日期选择框。
{
var week=new Array('日','一','二','三','四','五','六');
document.write("");
document.write(" .ds_font td,span { font: normal 12px 宋体; color: #000000; }");
document.write(" .ds_border { border: 1px solid #000000; cursor: hand; background-color: #DDDDDD }");
document.write(" .ds_border2 { border: 1px solid #000000; cursor: hand; background-color: #DDDDDD }");
document.write("");
document.write("");
document.write("选择日期");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

");
document.write("

<<

<

"+this.year+"年"+this.month+"月

>

>>

");
document.write("

");
document.write("

");
for(i=0;i"+week[i]+"

");
document.write("

");
document.write("

");
document.write("

");
for(i=0;i");
for(j=0;j

");
document.write("

");
}
document.write("

");
document.write(" 【关闭】");
document.write("

");
document.write("

");
dateShow(document.all("DS_"+this.inputName).nextSibling.nextSibling.childNodes[0].childNodes[2],this.year,this.month)
}
function subYear(obj) //减小年份
{
var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
myObj[0].innerHTML=eval(myObj[0].innerHTML)-1;
dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function addYear(obj) //增加年份
{
var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
myObj[0].innerHTML=eval(myObj[0].innerHTML)+1;
dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function subMonth(obj) //减小月份
{
var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
var month=eval(myObj[2].innerHTML)-1;
if(month==0)
{
month=12;
subYear(obj);
}
myObj[2].innerHTML=month;
dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function addMonth(obj) //增加月份
{
var myObj=obj.parentNode.parentNode.parentNode.cells[2].childNodes;
var month=eval(myObj[2].innerHTML)+1;
if(month==13)
{
month=1;
addYear(obj);
}
myObj[2].innerHTML=month;
dateShow(obj.parentNode.parentNode.parentNode.nextSibling.nextSibling,eval(myObj[0].innerHTML),eval(myObj[2].innerHTML))
}
function dateShow(obj,year,month) //显示各月份的日
{
var myDate=new Date(year,month-1,1);
var today=new Date();
var day=myDate.getDay();
var selectDate=obj.parentNode.parentNode.previousSibling.previousSibling.value.split('-');
var length;
switch(month)
{
case 1:
case 3:
case 5:
case 7:
case 8:
case 10:
case 12:
length=31;
break;
case 4:
case 6:
case 9:
case 11:
length=30;
break;
case 2:
if((year%4==0)&&(year%100!=0)||(year%400==0))
length=29;
else
length=28;
}
for(i=0;i
从

var myDate=new dateSelector();
myDate.year--;
myDate.inputName='start_date'; //注意这里设置输入框的name，同一页中日期输入框，不能出现重复的name。
myDate.display();

到

myDate.year++;
myDate.inputName='end_date'; //注意这里设置输入框的name，同一页中的日期输入框，不能出现重复的name。
myDate.display();

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