js的成员和方法好象没有private和public之分，列一下public的成员和方法
成员：
name 控件的名字，既这个控件的变量名（必选）
fName 时间的input的name，可以后台获取，也就是input的name属性（可选，默认为 m_input
方法：
play() 使时间框呈现动态效果
getTime() 获取设定的时间
IE5.5+效果最佳，IE5运行也没有问题，就是css有些对不齐（IE5实在是太老了。。。可以退休了）
1<style type="text/css">
2body {
3background-color: #D4D0C8;
4}
5.m_frameborder {
6border-left: 2px inset #D4D0C8;
7border-top: 2px inset #D4D0C8;
8border-right: 2px inset #FFFFFF;
9border-bottom: 2px inset #FFFFFF;
10width: 100px;
11height: 19px;
12background-color: #FFFFFF;
13overflow: hidden;
14text-align: right;
15font-family: "Tahoma";
16font-size: 10px;
17}
18.m_arrow {
19width: 16px;
20height: 8px;
21font-family: "Webdings";
22font-size: 7px;
23line-height: 2px;
24padding-left: 2px;
25cursor: default;
26}
27.m_input {
28width: 18px;
29height: 14px;
30border: 0px solid black;
31font-family: "Tahoma";
32font-size: 9px;
33text-align: right;
34}
35</style>
1<script language="javascript">
2// Written by cloudchen, 2004/03/15
3function minute(name,fName) {
4this.name = name;
5this.fName = fName || "m_input";
6this.timer = null;
7this.fObj = null;
8
9this.toString = function() {
10var objDate = new Date();
11var sMinute_Common = "class=\"m_input\" maxlength=\"2\" name=\""+this.fName+"\" onfocus=\""+this.name+".setFocusObj(this)\" onblur=\""+this.name+".setTime(this)\" onkeyup=\""+this.name+".prevent(this)\" onkeypress=\"if (!/[0-9]/.test(String.fromCharCode(event.keyCode)))event.keyCode=0\" onpaste=\"return false\" ondragenter=\"return false\" style=\"ime-mode:disabled\"";
12var sButton_Common = "class=\"m_arrow\" onfocus=\"this.blur()\" onmouseup=\""+this.name+".controlTime()\" disabled"
13var str = "";
14str += "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">"
15str += "<tr>"
16str += "<td>"
17str += "<div class=\"m_frameborder\">"
18str += "<input radix=\"24\" value=\""+this.formatTime(objDate.getHours())+"\" "+sMinute_Common+">:"
19str += "<input radix=\"60\" value=\""+this.formatTime(objDate.getMinutes())+"\" "+sMinute_Common+">:"
20str += "<input radix=\"60\" value=\""+this.formatTime(objDate.getSeconds())+"\" "+sMinute_Common+">"
21str += "</div>"
22str += "</td>"
23str += "<td>"
24str += "<table border=\"0\" cellspacing=\"2\" cellpadding=\"0\">"
25str += "<tr><td><button id=\""+this.fName+"_up\" "+sButton_Common+">5</button></td></tr>"
26str += "<tr><td><button id=\""+this.fName+"_down\" "+sButton_Common+">6</button></td></tr>"
27str += "</table>"
28str += "</td>"
29str += "</tr>"
30str += "</table>"
31return str;
32}
33this.play = function() {
34this.timer = setInterval(this.name+".playback()",1000);
35}
36this.formatTime = function(sTime) {
37sTime = ("0"+sTime);
38return sTime.substr(sTime.length-2);
39}
40this.playback = function() {
41var objDate = new Date();
42var arrDate = [objDate.getHours(),objDate.getMinutes(),objDate.getSeconds()];
43var objMinute = document.getElementsByName(this.fName);
44for (var i=0;i<objMinute.length;i++) {
45objMinute[i].value = this.formatTime(arrDate[i])
46}
47}
48this.prevent = function(obj) {
49clearInterval(this.timer);
50this.setFocusObj(obj);
51var value = parseInt(obj.value,10);
52var radix = parseInt(obj.radix,10)-1;
53if (obj.value>radix||obj.value<0) {
54obj.value = obj.value.substr(0,1);
55}
56}
57this.controlTime = function(cmd) {
58event.cancelBubble = true;
59if (!this.fObj) return;
60clearInterval(this.timer);
61var cmd = event.srcElement.innerText=="5"?true:false;
62var i = parseInt(this.fObj.value,10);
63var radix = parseInt(this.fObj.radix,10)-1;
64if (i==radix&&cmd) {
65i = 0;
66} else if (i==0&&!cmd) {
67i = radix;
68} else {
69cmd?i++:i--;
70}
71this.fObj.value = this.formatTime(i);
72this.fObj.select();
73}
74this.setTime = function(obj) {
75obj.value = this.formatTime(obj.value);
76}
77this.setFocusObj = function(obj) {
78eval(this.fName+"_up").disabled = eval(this.fName+"_down").disabled = false;
79this.fObj = obj;
80}
81this.getTime = function() {
82var arrTime = new Array(2);
83for (var i=0;i<document.getElementsByName(this.fName).length;i++) {
84arrTime[i] = document.getElementsByName(this.fName)[i].value;
85}
86return arrTime.join(":")
87}
88}
89var m = new minute("m");
90document.write(m);
91m.play();
92</script>
1<button onclick="alert(m.getTime())" style="font:8px Webdings;width:15px;height:15px;line-height:6px;">4</button>
1<button onfocus="this.blur()" style="font:10px Arial;height:15px;height:16px;border:0px;">Get Time-Value</button>