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一个写得较好的JavaScript日期挑选控件_时间日期

时间：2021-07-01 10:21:17 帮助过：8人阅读

由于是在网络上无意间找到的一个例程，所以不知道原作者，在此还请原作者见谅！
完整源代码如下：

<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<title>直接用的JS日期控件</title> 
<script language="javascript" type="text/javascript"></style><style bogus="1">'; 
strFrame+='INPUT.button{BORDER-RIGHT: #63A3E9 1px solid;BORDER-TOP: #63A3E9 1px solid;BORDER-LEFT: #63A3E9 1px solid;'; 
strFrame+='BORDER-BOTTOM: #63A3E9 1px solid;BACKGROUND-COLOR: #63A3E9;font-family:宋体;}'; 
strFrame+='TD{FONT-SIZE: 9pt;font-family:宋体;}'; 
strFrame+='</style>'; 
strFrame+='<scr' + 'ipt>'; 
strFrame+='var datelayerx,datelayery;'; 
strFrame+='var bDrag;'; 
strFrame+='function document.onmousemove()'; 
strFrame+='{if(bDrag && window.event.button==1)'; 
strFrame+=' {var DateLayer=parent.document.all.endDateLayer.style;'; 
strFrame+=' DateLayer.posLeft += window.event.clientX-datelayerx;'; 
strFrame+=' DateLayer.posTop += window.event.clientY-datelayery;}}'; 
strFrame+='function DragStart()'; 
strFrame+='{var DateLayer=parent.document.all.endDateLayer.style;'; 
strFrame+=' datelayerx=window.event.clientX;'; 
strFrame+=' datelayery=window.event.clientY;'; 
strFrame+=' bDrag=true;}'; 
strFrame+='function DragEnd(){'; 
strFrame+=' bDrag=false;}'; 
strFrame+='</scr' + 'ipt>'; 
strFrame+='<div style="z-index:9999;position: absolute; left:0; top:0;" onselectstart="return false">'; 
strFrame+='<span id=tmpSelectYearLayer style="z-index: 9999;position: absolute;top: 3; left: 19;display: none"></span>'; 
strFrame+='<span id=tmpSelectMonthLayer style="z-index: 9999;position: absolute;top: 3; left: 78;display: none"></span>'; 
strFrame+='<span id=tmpSelectHourLayer style="z-index: 9999;position: absolute;top: 188; left: 35px;display: none"></span>'; 
strFrame+='<span id=tmpSelectMinuteLayer style="z-index:9999;position:absolute;top: 188; left: 77px;display: none"></span>'; 
strFrame+='<span id=tmpSelectSecondLayer style="z-index:9999;position:absolute;top: 188; left: 119px;display: none"></span>'; 
strFrame+='<table border=1 cellspacing=0 cellpadding=0 width=142 height=160 bordercolor=#63A3E9 bgcolor=#63A3E9 >'; 
strFrame+=' <tr><td width=142 height=23 bgcolor=#FFFFFF>'; 
strFrame+=' <table border=0 cellspacing=1 cellpadding=0 width=158 height=23>'; 
strFrame+=' <tr align=center >'; 
strFrame+=' <td width=16 align=center bgcolor=#63A3E9 style="font-size:12px;cursor: hand;color: #ffffff" style="font-size:12px;cursor: hand;color: #ffffff" '; 
strFrame+=' onclick="parent.meizzPrevM()" title="向前翻 1 月" ><b ><</b></td>'; 
strFrame+=' <td width=60 align="center" bgcolor="#63A3E9" style="font-size:12px;cursor:hand" style="font-size:12px;cursor:hand" '; 
strFrame+=' onmouseover="style.backgroundColor=\'#aaccf3\'"'; 
strFrame+=' onmouseout="style.backgroundColor=\'#63A3E9\'" '; 
strFrame+=' onclick="parent.tmpSelectYearInnerHTML(this.innerText.substring(0,4))" '; 
strFrame+=' title="點擊這里選擇年份"><span id=meizzYearHead></span></td>'; 
strFrame+=' <td width=48 align="center" style="font-size:12px;font-color: #ffffff;cursor:hand" style="font-size:12px;font-color: #ffffff;cursor:hand" '; 
strFrame+=' bgcolor="#63A3E9" onmouseover="style.backgroundColor=\'#aaccf3\'" '; 
strFrame+=' onmouseout="style.backgroundColor=\'#63A3E9\'" '; 
strFrame+=' onclick="parent.tmpSelectMonthInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"'; 
strFrame+=' title="點擊這里選擇月份"><span id=meizzMonthHead ></span></td>'; 
strFrame+=' <td width=16 bgcolor=#63A3E9 align=center style="font-size:12px;cursor: hand;color: #ffffff" style="font-size:12px;cursor: hand;color: #ffffff" '; 
strFrame+=' onclick="parent.meizzNextM()" title="向后翻 1 月" ><b >></b></td>'; 
strFrame+=' </tr>'; 
strFrame+=' </table></td></tr>'; 
strFrame+=' <tr><td width=142 height=18 >'; 
strFrame+=' <table border=0 cellspacing=0 cellpadding=2 bgcolor=#63A3E9 ' + (bMoveable? 'onmousedown="DragStart()" onmouseup="DragEnd()"':''); 
strFrame+=' BORDERCOLORLIGHT=#63A3E9 BORDERCOLORDARK=#FFFFFF width=140 height=20 style="cursor:' + (bMoveable ? 'move':'default') + '" style="cursor:' + (bMoveable ? 'move':'default') + '">'; 
strFrame+=' <tr><td style="font-size:12px;color:#ffffff" style="font-size:12px;color:#ffffff" width=20> 日</td>'; 
strFrame+='<td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF" > 一</td><td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF"> 二</td>'; 
strFrame+='<td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF" > 三</td><td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF" > 四</td>'; 
strFrame+='<td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF" > 五</td><td style="font-size:12px;color:#FFFFFF" style="font-size:12px;color:#FFFFFF" > 六</td></tr>'; 
strFrame+='</table></td></tr>'; 
strFrame+=' <tr ><td width=142 height=120 >'; 
strFrame+=' <table border=1 cellspacing=2 cellpadding=2 BORDERCOLORLIGHT=#63A3E9 BORDERCOLORDARK=#FFFFFF bgcolor=#fff8ec width=140 height=120 >'; 
var n=0; for (j=0;j<5;j++){ strFrame+= ' <tr align=center >'; for (i=0;i<7;i++){ 
strFrame+='<td width=20 height=20 id=meizzDay'+n+' style="font-size:12px" style="font-size:12px" onclick=parent.meizzDayClick(this.innerText,0)></td>';n++;} 
strFrame+='</tr>';} 
strFrame+=' <tr align=center >'; 
for (i=35;i<37;i++)strFrame+='<td width=20 height=20 id=meizzDay'+i+' style="font-size:12px" style="font-size:12px" onclick="parent.meizzDayClick(this.innerText,0)"></td>'; 
strFrame+=' <td colspan=5 align=right style="color:#1478eb" style="color:#1478eb"><span onclick="parent.setNull()" style="font-size:12px;cursor: hand" style="font-size:12px;cursor: hand"'; 
strFrame+=' onmouseover="style.color=\'#ff0000\'" onmouseout="style.color=\'#1478eb\'" title="將日期置空">置空</span> <span onclick="parent.meizzToday()" style="font-size:12px;cursor: hand" style="font-size:12px;cursor: hand"'; 
strFrame+=' onmouseover="style.color=\'#ff0000\'" onmouseout="style.color=\'#1478eb\'" title="當前日期時間">当前</span> <span style="cursor:hand" style="cursor:hand" id=evaAllOK onmouseover="style.color=\'#ff0000\'" onmouseout="style.color=\'#1478eb\'" onclick="parent.closeLayer()" title="关闭日历">关闭 </span></td></tr>'; 
strFrame+=' </table></td></tr><tr ><td >'; 
strFrame+=' <table border=0 cellspacing=1 cellpadding=0 width=100% bgcolor=#FFFFFF height=22 >'; 
strFrame+=' <tr bgcolor="#63A3E9"><td id=bUseTimeLayer width=30 style="cursor:hand" style="cursor:hand" title="點擊這里啟用/禁用時間"'; 
strFrame+=' onmouseover="style.backgroundColor=\'#aaccf3\'" align=center onmouseout="style.backgroundColor=\'#63A3E9\'"'; 
strFrame+=' onclick="parent.UseTime(this)">'; 
strFrame+=' <span></span></td>'; 
strFrame+=' <td style="cursor:hand" style="cursor:hand" onclick="parent.tmpSelectHourInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"'; 
strFrame+=' onmouseover="style.backgroundColor=\'#aaccf3\'" onmouseout="style.backgroundColor=\'#63A3E9\'"'; 
strFrame+=' title="點擊這里選擇時間" align=center width=42>' ; 
strFrame+=' <span id=meizzHourHead></span></td>'; 
strFrame+=' <td style="cursor:hand" style="cursor:hand" onclick="parent.tmpSelectMinuteInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"'; 
strFrame+=' onmouseover="style.backgroundColor=\'#aaccf3\'" onmouseout="style.backgroundColor=\'#63A3E9\'"'; 
strFrame+=' title="點擊這里選擇時間" align=center width=42>' ; 
strFrame+=' <span id=meizzMinuteHead></span></td>'; 
strFrame+=' <td style="cursor:hand" style="cursor:hand" onclick="parent.tmpSelectSecondInnerHTML(this.innerText.length==3?this.innerText.substring(0,1):this.innerText.substring(0,2))"'; 
strFrame+=' onmouseover="style.backgroundColor=\'#aaccf3\'" onmouseout="style.backgroundColor=\'#63A3E9\'"'; 
strFrame+=' title="點擊這里選擇時間" align=center width=42>' ; 
strFrame+=' <span id=meizzSecondHead></span></td>'; 
strFrame+=' </tr></table></td></tr></table></div>'; 
window.frames.endDateLayer.document.writeln(strFrame); 
window.frames.endDateLayer.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 bUseTime=false; //是否使用时间 
var odatelayer=window.frames.endDateLayer.document.all; //存放日历对象 
var odatelayer=window.endDateLayer.document.all; 
//odatelayer.bUseTimeLayer.innerText="NO"; 
bImgSwitch(); 
odatelayer.bUseTimeLayer.innerHTML=bImg; 
function setday(tt,obj) //主调函数 
{ 
if (arguments.length > 2){alert("對不起！傳入本控件的參數太多！");return;} 
if (arguments.length == 0){alert("對不起！您沒有傳回本控件任何參數");return;} 
var dads = document.all.endDateLayer.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})/; //不含时间 
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; 
parent.meizzTheYear = r[1]; 
parent.meizzTheMonth = r[2]; 
parent.meizzTheDate = r[3]; 
} 
else 
{ 
outDate=""; 
} 
meizzSetDay(r[1],r[2]+1); 
} 
else 
{ 
outDate=""; 
meizzSetDay(new Date().getFullYear(), new Date().getMonth() + 1); 
} 
dads.display = ''; 
//判断初始化时是否使用时间,非严格验证 
//if (outObject.value.length>10) 
//{ 
bUseTime=true; 
bImgSwitch(); 
odatelayer.bUseTimeLayer.innerHTML=bImg; 
meizzWriteHead(meizzTheYear,meizzTheMonth); 
//} 
//else 
//{ 
// bUseTime=false; 
// bImgSwitch(); 
// odatelayer.bUseTimeLayer.innerHTML=bImg; 
// meizzWriteHead(meizzTheYear,meizzTheMonth); 
//} 
try 
{ 
event.returnValue=false; 
} 
catch (e) 
{ 
//此处排除错误，错误原因暂未找到。 
} 
} 
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 meizzTheDate=new Date().getDate(); //定义日的变量的初始值 
var meizzTheHour=new Date().getHours(); //定义小时变量的初始值 
var meizzTheMinute=new Date().getMinutes();//定义分钟变量的初始值 
var meizzTheSecond=new Date().getSeconds();//定义秒变量的初始值 
var meizzWDay=new Array(37); //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 != 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 != outObject && document.activeElement != outButton) 
{ 
closeLayer(); 
} 
} 
} 
function meizzWriteHead(yy,mm,ss) //往 head 中写入当前的年与月 
{ 
odatelayer.meizzYearHead.innerText = yy + " 年"; 
odatelayer.meizzMonthHead.innerText = format(mm) + " 月"; 
//插入当前小时、分 
odatelayer.meizzHourHead.innerText=bUseTime?(meizzTheHour+" 時"):""; 
odatelayer.meizzMinuteHead.innerText=bUseTime?(meizzTheMinute+" 分"):""; 
odatelayer.meizzSecondHead.innerText=bUseTime?(meizzTheSecond+" 秒"):""; 
} 
function tmpSelectYearInnerHTML(strYear) //年份的下拉框 
{ 
if (strYear.match(/\D/)!=null){alert("年份輸入參數不是數字！");return;} 
var m = (strYear) ? strYear : new Date().getFullYear(); 
if (m < 1000 || m > 9999) {alert("年份值不在 1000 到 9999 之間！");return;} 
var n = m - 50; 
if (n < 1000) n = 1000; 
if (n + 101 > 9999) n = 9974; 
var s = " <select name=tmpSelectYear style="font-size: 12px" 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 + 101; i++) 
{ 
if (i == m) { selectInnerHTML += "<option value='" + i + "' selected>" + i + "年" + "</option>\r\n"; } 
else { selectInnerHTML += "<option 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("月份輸入參數不是數字！");return;} 
var m = (strMonth) ? strMonth : new Date().getMonth() + 1; 
var s = " <select name=tmpSelectMonth style="font-size: 12px" 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 value='"+i+"' selected>"+i+"月"+"</option>\r\n"; } 
else { selectInnerHTML += "<option value='"+i+"'>"+i+"月"+"</option>\r\n"; } 
} 
selectInnerHTML += "</select>"; 
odatelayer.tmpSelectMonthLayer.style.display=""; 
odatelayer.tmpSelectMonthLayer.innerHTML = selectInnerHTML; 
odatelayer.tmpSelectMonth.focus(); 
} 
/***** 增加 小时、分钟 ***/ 
function tmpSelectHourInnerHTML(strHour) //小时的下拉框 
{ 
if (!bUseTime){return;} 
if (strHour.match(/\D/)!=null){alert("小時輸入參數不是數字！");return;} 
var m = (strHour) ? strHour : new Date().getHours(); 
var s = "<select name=tmpSelectHour style="font-size: 12px" style="font-size: 12px" " 
s += "onblur='document.all.tmpSelectHourLayer.style.display=\"none\"' " 
s += "onchange='document.all.tmpSelectHourLayer.style.display=\"none\";" 
s += "parent.meizzTheHour = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute);'>\r\n"; 
var selectInnerHTML = s; 
for (var i = 0; i < 24; i++) 
{ 
if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>\r\n"; } 
else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>\r\n"; } 
} 
selectInnerHTML += "</select>"; 
odatelayer.tmpSelectHourLayer.style.display=""; 
odatelayer.tmpSelectHourLayer.innerHTML = selectInnerHTML; 
odatelayer.tmpSelectHour.focus(); 
} 
function tmpSelectMinuteInnerHTML(strMinute) //分钟的下拉框 
{ 
if (!bUseTime){return;} 
if (strMinute.match(/\D/)!=null){alert("分鐘輸入數字不是數字！");return;} 
var m = (strMinute) ? strMinute : new Date().getMinutes(); 
var s = "<select name=tmpSelectMinute style="font-size: 12px" style="font-size: 12px" " 
s += "onblur='document.all.tmpSelectMinuteLayer.style.display=\"none\"' " 
s += "onchange='document.all.tmpSelectMinuteLayer.style.display=\"none\";" 
s += "parent.meizzTheMinute = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute);'>\r\n"; 
var selectInnerHTML = s; 
for (var i = 0; i < 60; i++) 
{ 
if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>\r\n"; } 
else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>\r\n"; } 
} 
selectInnerHTML += "</select>"; 
odatelayer.tmpSelectMinuteLayer.style.display=""; 
odatelayer.tmpSelectMinuteLayer.innerHTML = selectInnerHTML; 
odatelayer.tmpSelectMinute.focus(); 
} 
function tmpSelectSecondInnerHTML(strSecond) //秒的下拉框 
{ 
if (!bUseTime){return;} 
if (strSecond.match(/\D/)!=null){alert("秒鐘輸入參數不是數字！");return;} 
var m = (strSecond) ? strSecond : new Date().getMinutes(); 
var s = "<select name=tmpSelectSecond style="font-size: 12px" style="font-size: 12px" " 
s += "onblur='document.all.tmpSelectSecondLayer.style.display=\"none\"' " 
s += "onchange='document.all.tmpSelectSecondLayer.style.display=\"none\";" 
s += "parent.meizzTheSecond = this.value; parent.evaSetTime(parent.meizzTheHour,parent.meizzTheMinute,parent.meizzTheSecond);'>\r\n"; 
var selectInnerHTML = s; 
for (var i = 0; i < 60; i++) 
{ 
if (i == m) { selectInnerHTML += "<option value='"+i+"' selected>"+i+"</option>\r\n"; } 
else { selectInnerHTML += "<option value='"+i+"'>"+i+"</option>\r\n"; } 
} 
selectInnerHTML += "</select>"; 
odatelayer.tmpSelectSecondLayer.style.display=""; 
odatelayer.tmpSelectSecondLayer.innerHTML = selectInnerHTML; 
odatelayer.tmpSelectSecond.focus(); 
} 
function closeLayer() //这个层的关闭 
{ 
var o = document.getElementById("endDateLayer"); 
if (o != null) 
{ 
o.style.display="none"; 
} 
} 
function showLayer() //这个层的关闭 
{ 
document.all.endDateLayer.style.display=""; 
} 
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("年份超出范圍（1000-9999）！");} 
meizzSetDay(meizzTheYear,meizzTheMonth); 
} 
function meizzNextY() //往后翻 Year 
{ 
if(meizzTheYear > 999 && meizzTheYear <10000){meizzTheYear++;} 
else{alert("年份超出范圍（1000-9999）！");} 
meizzSetDay(meizzTheYear,meizzTheMonth); 
} 
function setNull() 
{ 
outObject.value = ''; 
closeLayer(); 
} 
function meizzToday() //Today Button 
{ 
parent.meizzTheYear = new Date().getFullYear(); 
parent.meizzTheMonth = new Date().getMonth()+1; 
parent.meizzTheDate = new Date().getDate(); 
parent.meizzTheHour = new Date().getHours(); 
parent.meizzTheMinute = new Date().getMinutes(); 
parent.meizzTheSecond = new Date().getSeconds(); 
var meizzTheSecond = new Date().getSeconds(); 
if (meizzTheMonth<10 && meizzTheMonth.length<2) //格式化成两位数字 
{ 
parent.meizzTheMonth="0"+parent.meizzTheMonth; 
} 
if (parent.meizzTheDate<10 && parent.meizzTheDate.length<2) //格式化成两位数字 
{ 
parent.meizzTheDate="0"+parent.meizzTheDate; 
} 
//meizzSetDay(meizzTheYear,meizzTheMonth); 
if(outObject) 
{ 
if (bUseTime) 
{ 
outObject.value= parent.meizzTheYear + "-" + format( parent.meizzTheMonth) + "-" + 
format(parent.meizzTheDate) + " " + format(parent.meizzTheHour) + ":" + 
format(parent.meizzTheMinute) + ":" + format(parent.meizzTheSecond); 
//注：在这里你可以</script></pre>输出改成你想要的格式 
} 
else 
{ 
outObject.value= parent.meizzTheYear + "-" + format( parent.meizzTheMonth) + "-" + 
format(parent.meizzTheDate); //注：在这里你可以</script></pre>输出改成你想要的格式 
} 
} 
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); 
} 
// TODO: 整理代码 
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 < 37; 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<37;i++) { meizzWDay[i]=day2;day2++; } 
for (i = 0; i < 37; 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="#63A3E9"; 
da.borderColorDark="#63A3E9"; 
da.style.color="#1478eb"; 
if(i<firstday) //上个月的部分 
{ 
da.innerHTML="<b><font color=#BCBABC>" + meizzWDay[i] + "</font></b>"; 
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()) ? 
"#5CEFA0":"#f5f5f5"; 
else 
{ 
da.style.backgroundColor =((mm==1?yy-1:yy)==outDate.getFullYear() && (mm==1?12:mm-1)== outDate.getMonth() + 1 && 
meizzWDay[i]==outDate.getDate())? "#84C1FF" : 
(((mm==1?yy-1:yy) == new Date().getFullYear() && (mm==1?12:mm-1) == new Date().getMonth()+1 && 
meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"); 
//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="#FFFFFF"; 
da.borderColorDark="#63A3E9"; 
} 
} 
} 
else if (i>=firstday+GetMonthCount(yy,mm)) //下个月的部分 
{ 
da.innerHTML="<b><font color=#BCBABC>" + meizzWDay[i] + "</font></b>"; 
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()) ? 
"#5CEFA0":"#f5f5f5"; 
else 
{ 
da.style.backgroundColor =((mm==12?yy+1:yy)==outDate.getFullYear() && (mm==12?1:mm+1)== outDate.getMonth() + 1 && 
meizzWDay[i]==outDate.getDate())? "#84C1FF" : 
(((mm==12?yy+1:yy) == new Date().getFullYear() && (mm==12?1:mm+1) == new Date().getMonth()+1 && 
meizzWDay[i] == new Date().getDate()) ? "#5CEFA0":"#f5f5f5"); 
//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="#FFFFFF"; 
da.borderColorDark="#63A3E9"; 
} 
} 
} 
else //本月的部分 
{ 
da.innerHTML="<b>" + meizzWDay[i] + "</b>"; 
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())? 
"#5CEFA0":"#f5f5f5"; 
else 
{ 
da.style.backgroundColor =(yy==outDate.getFullYear() && mm== outDate.getMonth() + 1 && meizzWDay[i]==outDate.getDate())? 
"#84C1FF":((yy == new Date().getFullYear() && mm == new Date().getMonth()+1 && meizzWDay[i] == new Date().getDate())? 
"#5CEFA0":"#f5f5f5"); 
//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="#FFFFFF"; 
da.borderColorDark="#63A3E9"; 
} 
} 
} 
da.style.cursor="hand" 
} 
else { da.innerHTML="";da.style.backgroundColor="";da.style.cursor="default"; } 
} 
} 
function meizzDayClick(n,ex) //点击显示框选取日期，主输入函数************* 
{ 
parent.meizzTheDate=n; 
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 
var hh=meizzTheHour; 
var mi=meizzTheMinute; 
var se=meizzTheSecond; 
//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 (hh<10) {hh="0" + hh;} //时 
if (mi<10) {mi="0" + mi;} //分 
if (se<10) {se="0" + se;} //秒 
if (outObject) 
{ 
if (!n) { //outObject.value=""; 
return;} 
if ( n < 10){n = "0" + n;} 
WriteDateTo(yy,mm,n,hh,mi,se); 
closeLayer(); 
if (bUseTime) 
{ 
try 
{ 
outButton.click(); 
} 
catch (e) 
{ 
setday(outObject); 
} 
} 
} 
else {closeLayer(); alert("您所要輸出的控件對象并不存在！");} 
} 
function format(n) //格式化数字为两位字符表示 
{ 
var m=new String(); 
var tmp=new String(n); 
if (n<10 && tmp.length<2) 
{ 
m="0"+n; 
} 
else 
{ 
m=n; 
} 
return m; 
} 
function evaSetTime() //设置用户选择的小时、分钟 
{ 
odatelayer.meizzHourHead.innerText=meizzTheHour+" 时"; 
odatelayer.meizzMinuteHead.innerText=meizzTheMinute+" 分"; 
odatelayer.meizzSecondHead.innerText=meizzTheSecond+" 秒"; 
WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond) 
} 
function evaSetTimeNothing() //设置时间控件为空 
{ 
odatelayer.meizzHourHead.innerText=""; 
odatelayer.meizzMinuteHead.innerText=""; 
odatelayer.meizzSecondHead.innerText=""; 
WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond) 
} 
function evaSetTimeNow() //设置时间控件为当前时间 
{ 
odatelayer.meizzHourHead.innerText=new Date().getHours()+" 时"; 
odatelayer.meizzMinuteHead.innerText=new Date().getMinutes()+" 分"; 
odatelayer.meizzSecondHead.innerText=new Date().getSeconds()+" 秒"; 
meizzTheHour = new Date().getHours(); 
meizzTheMinute = new Date().getMinutes(); 
meizzTheSecond = new Date().getSeconds(); 
WriteDateTo(meizzTheYear,meizzTheMonth,meizzTheDate,meizzTheHour,meizzTheMinute,meizzTheSecond) 
} 
function UseTime(ctl) 
{ 
bUseTime=!bUseTime; 
if (bUseTime) 
{ 
bImgSwitch(); 
ctl.innerHTML=bImg; 
evaSetTime(); //显示时间，用户原来选择的时间 
//evaSetTimeNow(); //显示当前时间 
} 
else 
{ 
bImgSwitch(); 
ctl.innerHTML=bImg; 
evaSetTimeNothing(); 
} 
} 
function WriteDateTo(yy,mm,n,hh,mi,se) 
{ 
if (bUseTime) 
{ 
outObject.value= yy + "-" + format(mm) + "-" + format(n) + " " + format(hh) + ":" + format(mi) + ":" + format(se); //注：在这里你可以</script></pre>输出改成你想要的格式 
} 
else 
{ 
outObject.value= yy + "-" + format(mm) + "-" + format(n); //注：在这里你可以</script></pre>输出改成你想要的格式 
} 
} 
function bImgSwitch() 
{ 
if (bUseTime) 
{ 
bImg="開啟"; 
} 
else 
{ 
bImg="關閉"; 
} 
} 
// --></ script> 
</head> 
<body> 
测试一，onfocus事件调用：<input type="text" name="txtDate1" readonly="readonly" onfocus="setday(this);" />测试二，onclick事件调用：<input type="text" name="txtDate2" readonly="readonly" /><input type="button" value="setday" onclick="setday(this,document.all.txtDate2);" /> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

一个写得较好的JavaScript日期挑选控件_时间日期

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