javascript一段时间代码
<SCRIPT language=javaScript>
<!--
now = new Date(),hour = now.getHours()
if(hour < 6){document.write("凌晨好!")}
else if (hour < 9){document.write("早上好！")}
else if (hour < 12){document.write("上午好！")}
else if (hour < 14){document.write("中午好！")}
else if (hour < 17){document.write("下午好！")}
else if (hour < 19){document.write("傍晚好！")}
else if (hour < 22){document.write("晚上好！")}
else {document.write("夜里好!")}
// -->
</SCRIPT>
今天是
<SCRIPT language=JavaScript><!--
var dayNames = new Array("星期日","星期一","星期二","星期三","星期四","星期五","星期六");
Stamp = new Date();
document.write("" + Stamp.getYear() + "年"+(Stamp.getMonth() + 1) +"月"+Stamp.getDate()+ "日"+ "");
//--></SCRIPT>
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最近在CSDN上有人问，怎么用JS循环26个英文字母，想都没想，写下以下代码
<script type="text/javascript">
<!--
var character = new Array("A","B","C","D","E","F","G","H","I","J","K","L","M","N","O","P","Q","R","S","T","U","V","X","Y","Z");
for(var i=0;i<25;i++)
{
alert(character[i]);
}
......
《悟透JavaScript》学习笔记
原文地址：http://www.cnblogs.com/leadzen/archive/2008/02/25/1073404.html
这是一本很形象生动的书，使我们可以更深地了解了JavaScript。
引言
编程世界里只存在两种基本元素，一个是数据，一个是代码。编程世界就是在数据和代码千丝万缕� ......
Definition and Usage
定义与用法The constructor property is a reference to the function that created an object.
constructor属性是所建立对象的函数参考Syntax
语法object.constructor
Example 1
举例
In this example we will show how to use the constructor property:
在这个举例中我们将展示如何使用cons ......
1.document.write( " "); 输出语句
2.JS中的注释为//
3.传统的HTML文档顺序是:document- >html- >(head,body)
4.一个浏览器窗口中的DOM顺序是:window- >(navigator,screen,history,location,document)
5.得到表单中元素的名称和值:document.getElementById( "表单中元素的ID號 ").name(或value)
6.一个 ......
现在网站换皮肤是比较常见的功能，大多数论坛都有的，要想实现这样效果可以看如下代码：Html代码部分:
1.要有一个带id的样式表链接,我们要通过操作这个链接来调用不同的href.
<link href="css/main0.css" rel="stylesheet" type="text/css" id="cssfile" />
2.皮肤选择按钮(后台为每个li添加onclick事件,触发换� ......
