1.文本框焦点问题
onBlur:当失去输入焦点后产生该事件
onFocus:当输入获得焦点后，产生该文件
Onchange:当文字值改变时，产生该事件
Onselect:当文字加亮后，产生该文件
<input type="text" value="郭强" onfocus="if(value=='郭强') {value=''}" onblur="if
(value=='') {value='郭强'}">点击时文字消失，失去焦点时文字再出现
2.网页按钮的特殊颜色
<input type=button name="Submit1" value="郭强" size=10 class=s02
style="background-color:rgb(235,207,22)">
3.鼠标移入移出时颜色变化
<input type="submit" value="找吧" name="B1" onMouseOut=this.style.color="blue"
onMouseOver=this.style.color="red" class="button">
4.平面按钮
<input type=submit value=订阅 style="border:1px solid :#666666; height:17px; width:25pt; font-size:9pt;
BACKGROUND-COLOR: #E8E8FF; color:#666666" name="submit">
5.按钮颜色变化
<input type=text name="nick" style="border:1px solid #666666; font-size:9pt; height:17px;
BACKGROUND-COLOR: #F4F4FF; color:#ff6600" size="15" maxlength="16">
6.平面输入框
<input type="text" name="T1" size="20" style="border-style: solid; border-width: 1">
7.使窗口变成指定的大小
<script>
window.resizeTo(300,283);
</script>
8.使文字上下滚动
<marquee direction=up scrollamount=1 scrolldelay=100 onmouseover='this.stop()' onmouseout='this.start()'
height=60>
<!-- head_scrolltext -->
<tr>
<td>
共和国
</table> <!-- end head_scrolltext -->
</marquee>
9.状态栏显示该页状态
<base onmouseover="window.status='网站建设 http://www.webmake.cn/' ;return true">
10.可以点击文字实现radio选项的选定
<br>
<input type="radio" name="regtype" value="A03" id="A03">
<label for="A03"> 情侣 : 一次注册两个帐户</label> <br>
11.可以在文字域的font写onclick事件
12.打印</a>打印网页
<a href='javascript:window.print ()'>
13.线型输入框
<input type="text" name="key" size="12" value="关键字" onFocus=this.select() onMouseOver=this.focus()
class="line">
14.显示文档最后修改日期
<script language=javascript>
function hi(str)
{
document.write(document.lastModified)
alert("hi"+str+"!")
}
</script>
15.可以在鼠标移到文字上时就触发事件
<html>
<head>
<script language="LiveScript">
<!-- Hiding
function hello() {
alert("哈罗!");
}
</script>
</head>
<body>
<a href="" onMouseOver="hello()">link</a>
</body>
</html>
16.可以根据网页上的选项来确定页面颜色
<HTML>
<HEAD>
<TITLE>background.html</TITLE>
</HEAD>
<SCRIPT>
<!--
function bgChange(selObj) {
newColor = selObj.options[selObj.selectedIndex].text;
document.bgColor = newColor;
selObj.selectedIndex = -1;
}
//-->
</SCRIPT>
<BODY STYLE="font-family:Arial">
<B>Changing Background Colors</B>
<BR>
<FORM>
<SELECT SIZE="8" onChange="bgChange(this);">
<OPTION>Red
<OPTION>Orange
<OPTION>Yellow
<OPTION>Green
<OPTION>Blue
<OPTION>Indigo
<OPTION>Violet
<OPTION>White
<OPTION>pink
</SELECT>
</FORM>
</BODY>
</HTML>
17.将按钮的特征改变
<style type="text/CSS">
<!--
.style1 { font-size: 12px; background: #CCCCFF; border-width: thin thin thin thin; border-color: #CCCCFF
#CCCCCC #CCCCCC #CCCCFF}
.style2 { font-size: 12px; font-weight: bold; background: #CCFFCC; border-width: thin medium medium thin;
border-color: #CCFF99 #999999 #999999 #CCFF99}
-->
</style>
本例按钮的代码如下：
<input type="submit" name="Submit" value="提 交" onmouseover="this.className='style2'"
onmouseout="this.className='style1'" class="style1">
18.改变按钮的图片.
<style type="text/css">
<!--
.style3 { font-size: 12px; background: url(image/buttonbg1.gif); border: 0px; width: 60px; height: 22px}
.style4 { font-size: 12px; font-weight: bold; background: url(image/buttonbg2.gif); border: 0px 0; width:
60px; height: 22px}
-->
</style>
本例的按钮代码如下：
<input type="submit" name="Submit2" value="提 交" onmouseover="this.className='style4'"
onmouseout="this.className='style3'" class="style3">
19.打印页面
<div align="center"><a class=content href="javascript:doPrint();">打印本稿</a></div>
20.可以直接写html语言
document.write("");
21.改变下拉框的颜色
<select name="classid"
onChange="changelocation(document.myform.classid.options[document.myform.classid.selectedIndex].value)"
size="1" style="color:#008080;font-size: 9pt">
22.转至目标URL
window.location="http://guoguo"
23.传递该object的form
UpdateSN('guoqiang99267',this.form)
function UpdateSN(strValue,strForm)
{
strForm.SignInName.value = strValue;
return false;
}
24.文字标签
<label for="AltName4"><input name="AltName" type="RADIO" tabindex="931" id="AltName4"
>guoqiang99859</label>
25.layer2为组件的ID，可以控制组件是否可见
document.all.item('Layer2').style.display = "block";
document.all.item('Layer2').style.display = "none";//
26.将页面加入favorite中
<script language=javascript>
<!--
function Addme(){
url = "http://your.site.address"; //你自己的主页地址
title = "Your Site Name"; //你自己的主页名称
window.external.AddFavorite(url,title);
-->
</script>//
27.过10秒自动关闭页面
< script language="JavaScript" >
function closeit() {
setTimeout("self.close()"，10000)
}
< /script >
28.可以比较字符的大小
char=post.charAt(i);
if(!('0'<=char&&char<='9'))
29.将字符转化为数字
month = parseInt(char)
30.点击value非空的选项时转向指定连接
<select onchange='if(this.value!="")window.open(this.value)' class="textinput">
<option selected>主办单位</option>
<option>-----------------</option>
<option value="http://www.bjd.com.cn/">北京日报</option>
<option value="http://www.ben.com.cn/">北京晚报</option>
</select>
31.改变背景颜色
<td width=* class=dp bgColor=#FAFBFC onmouseover="this.bgColor='#FFFFFF';"
onmouseout="this.bgColor='#FAFBFC';">
32.改变文字输入框的背景颜色
<style>
.input2 {background-image: url('../images/inputbg.gif'); font-size: 12px; background-color:
#D0DABB;border-top-width:1px; border-right-width: 1px; border-bottom-width: 1px; border-left-width: 1px}
</style>
<input name=content type=text size="47" class="input2" maxlength="50">
33.改变水平线的特征
<hr size="0" noshade color="#C0C0C0">
34.传递参数的方式
<a href="vote.asp?CurPage=8&id=3488">8</a>
35.页内跳转
<a href="#1">1</a>
<a href="#2">2</a>
<a href="#3">3</a>
<a href="#4">4</a>
<a href="#5">5</a>
<a href="#6">6</a>
<a href="#7">7</a>
<a name="1">dfdf</a>
<a name="2">dfdf</a>//
36.两个按键一起按下
if(event.ctrlKey && window.event.keyCode==13)//
37.刷新页面
javascript:this.location.reload()//
38.将网页的按钮使能
<SCRIPT LANGUAGE="JavaScript">
function haha()
{
for(var i=0;i<document.form1.elements.length;i++)
{
if(document.form1.elements[i].name.indexOf("bb")!=-1)
document.form1.elements[i].disabled=!document.form1.elements[i].disabled;
}
}
</SCRIPT>
<BODY><form name=form1>
<INPUT TYPE="button" NAME="aa " value=cindy onclick=haha()>
<INPUT TYPE="button" NAME="bb " value=guoguo>
<INPUT TYPE="button" NAME="bb " value=guoguo>
39.文字移动
<marquee scrollamount=3 onmouseover=this.stop(); onmouseout=this.start();>
40.双击网页自动跑
<SCRIPT LANGUAGE="JavaScript">
var currentpos,timer;
function initialize()
{
timer=setInterval("scrollwindow()",1);
}
function sc()
{
clearInterval(timer);
}
function scrollwindow()
{
currentpos=document.body.scrollTop;
window.scroll(0,++currentpos);
if (currentpos != document.body.scrollTop)
sc();
}
document.onmousedown=sc
document.ondblclick=initialize
</SCRIPT>//
41.后退
<INPUT TYPE="button" onclick=window.history.back() value=back>
42.前进
<INPUT TYPE="button" onclick=window.history.forward() value=forward>
43.刷新
<INPUT TYPE="button" onclick=document.location.reload() value=reload>
44.转向指定网页
document.location="http://ww"或者document.location.assign("http://guoguo.com")
45.在网页上显示实时时间
<SCRIPT LANGUAGE="JavaScript">
var clock_id;
window.onload=function()
{
clock_id=setInterval("document.form1.txtclock.value=(new Date);",1000)
}
</SCRIPT>//
46.可以下载文件
document.location.href="目标文件"//
47.连接数据库
import java.sql.*;
String myDBDriver="sun.jdbc.odbc.JdbcOdbcDriver";
Class.forName(myDBDriver);
Connection conn=DriverManager.getConnection("jdbc:odbc:firm","username","password");
Statement stmt=conn.createStatement();
ResultSet rs=stmt.executeQuery(sql);
rs.getString("column1");//
48.可以直接在页面“div”内写下所需内容
<INPUT TYPE="button" onclick="a1.innerHTML='<font color=red>*</font>'">
<div id=a1></div>//
49.可以改变页面上的连接的格式，使其为双线
<style>
A:link {text-decoration: none; color:#0000FF; font-family: 宋体}
A:visited {text-decoration: none; color: #0000FF; font-family: 宋体}
A:hover {text-decoration: underline overline; color: FF0000}
</style>
<style>
A:link {text-decoration: none; color:#0000FF; font-family: 宋体}
A:visited {text-decoration: none; color: #0000FF; font-family: 宋体}
A:hover {text-decoration: underline overline line-through; color: FF0000}
TH{FONT-SIZE: 9pt}
TD{FONT-SIZE: 9pt}
body {SCROLLBAR-FACE-COLOR: #A9D46D; SCROLLBAR-HIGHLIGHT-COLOR: #e7e7e7;SCROLLBAR-SHADOW-COLOR:#e7e7e7;
SCROLLBAR-3DLIGHT-COLOR: #000000; LINE-HEIGHT: 15pt; SCROLLBAR-ARROW-COLOR: #ffffff;
SCROLLBAR-TRACK-COLOR: #e7e7e7;}
INPUT{BORDER-TOP-WIDTH: 1px; PADDING-RIGHT: 1px; PADDING-LEFT: 1px; BORDER-LEFT-WIDTH: 1px; FONT-SIZE:
9pt; BORDER-LEFT-COLOR: #cccccc;
BORDER-BOTTOM-WIDTH: 1px; BORDER-BOTTOM-COLOR: #cccccc; PADDING-BOTTOM: 1px; BORDER-TOP-COLOR: #cccccc;
PADDING-TOP: 1px; HEIGHT: 18px; BORDER-RIGHT-WIDTH: 1px; BORDER-RIGHT-COLOR: #cccccc}
DIV,form ,OPTION,P,TD,BR{FONT-FAMILY: 宋体; FONT-SIZE: 9pt}
textarea, select {border-width: 1; border-color: #000000; background-color: #efefef; font-family: 宋体;
font-size: 9pt; font-style: bold;}
.text { font-family: "宋体"; font-size: 9pt; color: #003300; border: #006600 solid; border-width: 1px 1px
1px 1px}
</style>完整的css
50.新建frame
<a
href="javascript:newframe('http://www.163.net/help/a_little/index.html','http://www.163.net/help/a_little
/a_13.html')"><img alt=帮助 border=0 src="/uploadfile/200904/20/EB20122550.gif"></a>
51.向文件中写内容
<%@ page import="java.io.*" %>
<%
String str = "print me";
//always give the path from root. This way it almost always works.
String nameOfTextFile = "/usr/anil/imp.txt";
try
{
PrintWriter pw = new PrintWriter(new FileOutputStream(nameOfTextFile));
pw.println(str);
//clean up
pw.close();
}
catch(IOException e)
{
out.println(e.getMessage());
}
%>
52.先读文件再写文件
<%@ page language = "java" %>
<%@ page contentType = "text/html; charSet=gb2312" %>
<%@ page import ="java.util.*" %>
<%@ page import ="java.lang.*" %>
<%@ page import ="javax.servlet.*" %>
<%@ page import ="javax.servlet.jsp.*" %>
<%@ page import ="javax.servlet.http.*" %>
<%@ page import="java.io.*" %>
eryrytry
<%
int count=0;
FileInputStream fi =new FileInputStream ("count.txt");
ObjectInputStream si= new ObjectInputStream (fi);
count =si.readInt();
count++;
out.print(count);
si.close();
FileOutputStream fo =new FileOutputStream ("count.txt");
ObjectOutputStream so= new ObjectOutputStream (fo);
so.writeInt(count);
so.close();
%>
53.直线型输入框
<INPUT name=Password size=10 type=password style="border-left-width: 0; border-right-width: 0;
border-top-width: 0; border-bottom-style: solid; border-bottom-width: 1; background-color: #9CEB9C">
54.可以将背景改为按钮性状，通过改变css改变属性
<td width="65" align="center" bgcolor="#E0E0E0" onmouseover=this.className='mouseoverbt';
onmouseout=this.className='mouseout';><a href="tm.asp?classid=76"><font
color="#000000">录音笔</font></a></td>
<style>
.mouseoverbt
{
background-image: url(/uploadfile/200904/20/1220123253.gif);
background-repeat: no-repeat;
}
.mouseout
{
background-color: #E0E0E0;
}
</style>
55.同时按下CTRL和Q键
document.onkeydown=function()
{
if(event.ctrlKey&&event.keyCode==81)
{alert(1)}
}//
56.以下是一个完整的显示hint的代码，其思想是当鼠标停留是将div中的内容显示在鼠标出，当鼠标移出后在将该div隐
藏掉
---------------------------------------------------------------------------------------------------------
------------
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<style>
#hint{
width:198px;
border:1px solid #000000;
background:#99ff33;
position:absolute;
z-index:9;
padding:6px;
line-height:17px;
text-align:left;
top: 1520px;
}
</style>
<SCRIPT LANGUAGE="JavaScript">
<!--
function showme()
{
var oSon=window.document.getElementById("hint");
if (oSon==null) return;
with (oSon)
{
innerText=guoguo.value;
style.display="block";
style.pixelLeft=window.event.clientX+window.document.body.scrollLeft+6;
style.pixelTop=window.event.clientY+window.document.body.scrollTop+9;
}
}
function hidme()
{
var oSon=window.document.getElementById("hint");
if (oSon==null) return;
oSon.style.display="none";
}
//-->
</SCRIPT>
<BODY>
<text id=guoguo value=ga>
<a href=# onmouseover=showme() onmouseout=hidme() onmousemove=showme() son=hint>dfdfd</a>
<div id=hint style="display:none"></div>
</BODY>
</HTML>
---------------------------------------------------------------------------------------------------------
------------
57.弹出窗口
方法一：<body onload="openwen()"> 浏览器读页面时弹出窗口；
方法二：<body onunload="openwen()"> 浏览器离开页面时弹出窗口；
方法三：用一个连接调用：<a href="#" onclick="openwin()">打开一个窗口</a>
注意：使用的"#"是虚连接。
方法四：用一个按钮调用：<input type="button" onclick="openwin()" value="打开窗口"> 何时装载script
58.动态改变字体的大小
function doZoom(size)
{
document.getElementById('zoom').style.fontSize=size+'px'
}
function aa()
{
var newWin=window.open(url);
newWin.document.form1.text1.value=value1;
}改变弹出窗口上域的属性
opener.document.form2.text2.value=value2;改变父窗口的域的值
59.判断是何种浏览器
var name = navigator.appName;
if (name == "Microsoft Internet Explorer")
alert("IE");
else if (name == "Netscape")
alert("NS");//
60.vbsscript确定框
<script language="VBScript">
<!--
MsgBox "确定删除吗？", 4
//-->
</script>//
61.复制内容到剪切板
function JM_cc(bb)
{
var ob=eval("document.form1."+bb);
ob.select();
js=ob.createTextRange();
js.execCommand("Copy");
}//
62.java中建立数据库连接取数据
public void init()
{
String url="jdbc:odbc:javadata";
try
{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con=DriverManager.getConnection(url,"sa","");//mssql database user SA and password
DatabaseMetaData dma=con.getMetaData();
System.out.println("Connect to"+dma.getURL());
System.out.println(";Driver "+dma.getDriverName());
System.out.println(";Version "+dma.getDriverVersion());
System.out.println("");
Statement stmt=con.createStatement();
ResultSet rs=stmt.executeQuery("select * from company.dbo.TB_NAME where number=1");//Sql
rs.next();
String dispresult=rs.getString("name");
System.out.println(dispresult);// Instead,you can display it in Paint() or use AWT etc.
rs.close();
stmt.close();
con.close();
}
catch(SQLException ex)
{
System.out.println("!!!SQL Exception !!!");
while(ex!=null)
{
System.out.println("SQLState:"+ex.getSQLState());
System.out.println("Message:"+ex.getMessage());
System.out.println("Vendor:"+ex.getErrorCode());
ex=ex.getNextException();
System.out.println("");
}
}
catch(java.lang.Exception ex)
{
ex.printStackTrace();
}
}//
63.最小化窗口
window.blur()//
64.文档的路径
document.URL//
65.定时执行某段程序
setTimeout("change_color()",600);
66.设置为主页
function makeHome(){
netscape.security.PrivilegeManager.enablePrivilege("UniversalPreferencesWrite");
navigator.preference("browser.startup.homepage", location.href);
}//
67.设置为收藏
function addFav(){
if(ie)
window.external.AddFavorite(location.href,'WWW.OGRISH.COM : GROTESQUE MOVIES AND PICTURES');
if(ns)
alert("Thanks for the bookmark!\n\nNetscape users click OK then press CTRL-D");
}//
68.判断cookie是否可用
navigator.cookieEnabled;//
69.显示有模式的有页面的弹出窗口
function setbgcolor_onclick()
{
var color = showModalDialog("/mailpage/compose/colorsel.html",0,"help=0");
if (color != null)
{
document.compose.bgcolor.value = color;
}
}//
70.截取小数点后两位
var a=3454545.4454545;
alert(a.toFixed(2));//
71.禁止选择页面上的文字来拷贝
<script>
function noEffect() {
with (event) {
returnValue = false;
cancelBubble = true;
}
return;
}
</script>
<body onselectstart="noEffect()" oncontextmenu="noEffect()">//
72.屏蔽右键菜单
oncontextmenu="event.returnValue = false"//
73.事件禁止起泡
event.cancelBubble = true//
74.禁止在输入框打开输入法
<input style="ime-mode: disabled">//
75.屏蔽汉字和空格
<input name="txt"><input type="submit" onClick="alert(!/[^ -}]|\s/.test(txt.value))">//
76.用javascript判断文件是否存在
function Exists(filespec)
{
if (filespec)
{
var fso;
fso = new ActiveXObject("Scripting.FileSystemObject");
alert(fso.FileExists(filespec));
}
}
选择图片 <input type=file name=f1><p>
<input type="submit" onClick="Exists(f1.value)">//
77.获得当前的文本框选中的文字
<input onmouseup="alert(document.selection.createRange().text)" value=123>//
78.跳转至目标页面，同时不可返回
<a href="javascript:location.replace('http://www.sohu.com/')">sohu.com</a>//
79.获得当前的行是表格的第几行
<script>
function getrow(obj)
{
if(event.srcElement.tagName=="TD"){
curRow=event.srcElement.parentElement;
alert("这是第"+(curRow.rowIndex+1)+"行");
}
}
</script>
<table border="1" width="100%" onclick=getrow(this)>
<tr>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
</tr>
<tr>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
<td width="20%"> </td>
</tr>
</table>//
80.删除表格某行，xx表示某行，下标从0开始计算
document.all.myTable.deleteRow(xx)//
81.动态的向表格中添加行
<table id="t1" border="1">
</table>
<script language="JavaScript">
function add()
{
t1.insertRow().insertCell().innerHTML = '<input name="test'+t1.rows.length+'">';
}//
82.event.x,event.clientX,event.offsetX区别：
x:设置或者是得到鼠标相对于目标事件的父元素的外边界在x坐标上的位置。 clientX:相对于客户区域的x坐标位置，不
包括滚动条，就是正文区域。 offsetx：设置或者是得到鼠标相对于目标事件的父元素的内边界在x坐标上的位置。
screenX:相对于用户屏幕。
83.显示是鼠标按钮的哪个
<body onMouseDown="alert(event.button)">点Mouse看看//
84.打开C盘
<form action="file:///c|/"><input type="submit" value="c:\ drive"></form>//
85.当前屏幕的分辨率
screen.width、screen.height//
86.设置表格中的内容
tbl.rows[0].cells[1].innerText=document.form.text1.value;//
87.本地快捷键
<p><a href="file:///::{208D2C60-3AEA-1069-A2D7-08002B30309D}" target="_blank">网上邻居</a></p>
<p><a href="file:///::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\d:\web" target="_blank">我的电脑</a></p>
<p><a href="file:///::{450D8FBA-AD25-11D0-98A8-0800361B1103}" target="_blank">我的文档</a></p>
<p><a href="file:///::{645FF040-5081-101B-9F08-00AA002F954E}" target="_blank">回收站</a></p>
<p><a href="file:///::{20D04FE0-3AEA-1069-A2D8-08002B30309D}\::{21EC2020-3AEA-1069-A2DD-08002B30309D}"
target="_blank">控制面板</a></p>
<p><a href="file:///::{7007ACC7-3202-11D1-AAD2-00805FC1270E}">拨号网络</a>(Windows 2000)</p>
88.IE菜单
<button onclick="min.Click()"><font face="webdings">0</font></button>//改变按钮上的图片
<input type=button onclick="document.execCommand('CreateLink','true','true')"> //创建新连接
<input type=button onclick="document.execCommand('print','true','true')"> //打印
<input type=button onclick="document.execCommand('saveas','true','网站制作.htm')">//另存为htm
<input type=button onclick="document.execCommand('saveas','true','网站制作.txt')">//另存为txt
document.execCommand("SaveAs")//保存为
document.execCommand('undo')//撤销上一次操作
89.web对话框
<SCRIPT>
var contents='<style>body,td{font:menu}img{cursor:hand}</style>';
contents+='<title>你要关闭我吗</title>';
contents+='<body bgcolor=menu>';
contents+='<table width=100% height=100% border=0>';
contents+='<tr><td align=center>';
contents+='你要关闭我吗？<br>';
contents+='<img src=dark.gif onclick=self.close() alt="...关闭">';
contents+='<img src=jet.gif onclick=self.close() alt="全是关闭">';
contents+='</td></tr></table>';
showModalDialog("about:"+contents+"","","dialogHeight:50px;dialogWidth:250px;help:no;status:no")
document.write(contents);
</SCRIPT>//
90.取第x,y的值
<button onclick="t1.rows[x].cells[y].innerText='guoguo'"></button>//
91.向新打开的网页上写内容
newwin=window.open('about:blank','','top=10');
newwin.document.write('');//
93.返回
javascript:history.go(-2);//
94.将页面上选中的内容复制到剪贴板
abcdefg
<input type='button'
onclick="window.clipboardData.setData('text',document.selection.createRange().text);" value='复制页面选中
的字符'>//
95.将页面上选中的内容复制到剪贴板
<INPUT TYPE="text" NAME="">kjhkjhkhkj<INPUT TYPE="button" onclick="document.execCommand('Copy', 'false',
null);">////
96.鼠标移到下拉框时自动全部打开
<select onmouseover="javascript:this.size=this.length" onmouseout="javascript:this.size=1"></select>//
97.获得本机的文件
var fso = new ActiveXObject("Scripting.FileSystemObject");
var f1 = fso.GetFile("C:\\bsitcdata\\ejbhome.xml");
alert("File last modified: " + f1.DateLastModified); //
98.判断客户端是否是IE浏览器
因为 document.all 是 IE 的特有属性，所以通常用这个方法来判断客户端是否是IE浏览器 ,document.all?1:0;
99.创建新的下拉框选项
new Option(text,value)这样的函数//
100.在页面上画柱状图
<STYLE>
td{font-size:12px}
body{font-size:12px}
v\:*{behavior:url(#default#VML);} //这里声明了v作为VML公用变量
</STYLE>
<SCRIPT LANGUAGE="JavaScript">
mathstr=12;
document.write ("<v:rect fillcolor='red'
style='width:20;color:navy;height:"+5000/(1000/mathstr)+"'><br> %"+mathstr+"<br>4人<v:Extrusion
backdepth='15pt' on='true'/></v:rect>")
</SCRIPT>
<v:rect fillcolor='red' style='width:20;color:navy;height:200'><br>%12<br>4人<v:Extrusion
backdepth='15pt' on='true'/></v:rect>
<v:rect fillcolor='yellow' style='width:20;color:navy;height:100'><br>%12<br>4人<v:Extrusion
backdepth='15pt' on='true'/></v:rect>//
101.饼图
<style>
v\:* { behavior: url(#default#VML) }
o\:* { behavior: url(#default#VML) }
.shape { behavior: url(#default#VML) }
</style>
<script language="javascript">
function show(pie)
{
pie.strokecolor=pie.fillcolor;
pie.strokeweight=10;
div1.innerHTML="<font size=2 color=red> " + pie.id +"</font> <font size=2>" + pie.title + "</font>";
}
function hide(pie)
{
pie.strokecolor="white";
pie.strokeweight=1;
div1.innerHTML="";
}
</script>
</head>
<body>
<v:group style='width: 5cm; height: 5cm' coordorigin='0,0' coordsize='250,250'>
<v:shape id='asp技术' style='width:10;height:10;top:10;left:0' title='得票数:6 比例:40.00%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#ffff33'><v:path v='m 300,200 ae
300,200,200,150,0,9437184 xe'/></v:shape>
<v:shape id='php' style='width:10;height:10;top:10;left:0' title='得票数:1 比例:6.67%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#ff9933'><v:path v='m 300,200 ae
300,200,200,150,9437184,1572864 xe'/></v:shape>
<v:shape id='jsp' style='width:10;height:10;top:10;left:0' title='得票数:2 比例:13.33%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#3399ff'><v:path v='m 300,200 ae
300,200,200,150,11010048,3145728 xe'/></v:shape>
<v:shape id='c#写的.netWEB程序' style='width:10;height:10;top:10;left:0' title='得票数:3 比例:20.00%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#99ff33'><v:path v='m 300,200 ae
300,200,200,150,14155776,4718592 xe'/></v:shape>
<v:shape id='vb.net写的.netWEB程序' style='width:10;height:10;top:10;left:0' title='得票数:2 比例:13.33%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#ff6600'><v:path v='m 300,200 ae
300,200,200,150,18874368,3145728 xe'/></v:shape>
<v:shape id='xml技术' style='width:10;height:10;top:10;left:0' title='得票数:1 比例:6.67%'
onmouseover='javascript:show(this);' onmouseout='javascript:hide(this);' href='http://www.cnADO.com'
CoordSize='10,10' strokecolor='white' fillcolor='#ff99ff'><v:path v='m 300,200 ae
300,200,200,150,22020096,1572864 xe'/></v:shape>
</v:group>
<v:group style='width: 6cm; height: 6cm' coordorigin='0,0' coordsize='250,250'>
<v:rect style='height:10;width:15;top:0;left:10' fillcolor='#ffff33'/>
<v:rect style='height:28;width:100;top:0;left:30' stroked='false'><v:textbox
style='fontsize:2'>asp技术</v:textbox/></v:rect>
<v:rect style='height:10;width:15;top:30;left:10' fillcolor='#ff9933'/>
<v:rect style='height:28;width:100;top:30;left:30' stroked='false'><v:textbox
style='fontsize:2'>php</v:textbox/></v:rect>
<v:rect style='height:10;width:15;top:60;left:10' fillcolor='#3399ff'/>
<v:rect style='height:28;width:100;top:60;left:30' stroked='false'><v:textbox
style='fontsize:2'>jsp</v:textbox/></v:rect>
<v:rect style='height:10;width:15;top:90;left:10' fillcolor='#99ff33'/>
<v:rect style='height:28;width:100;top:90;left:30' stroked='false'><v:textbox
style='fontsize:2'>c#写的.netWEB程序</v:textbox/></v:rect>
<v:rect style='height:10;width:15;top:120;left:10' fillcolor='#ff6600'/>
<v:rect style='height:28;width:100;top:120;left:30' stroked='false'><v:textbox style='fontsize:2'>vb.net
写的.netWEB程序</v:textbox/></v:rect>
<v:rect style='height:10;width:15;top:150;left:10' fillcolor='#ff99ff'/>
<v:rect style='height:28;width:100;top:150;left:30' stroked='false'><v:textbox style='fontsize:2'>xml技术
</v:textbox/></v:rect>
</v:group>
<div style="position: absolute; left: 10; top: 10; width: 760; height:16">
<table border="1" cellpadding="2" cellspacing="2" cellpadding="0" cellspacing="0"
style="border-collapse: collapse" bordercolor="#CCCCCC" width="100%" ID="Table1">
<tr>
<td width="100%" id=div1> </td>
</tr>
</table>
</div>//
102.是一个特殊的容器，想装个网页都行
<button><iframe src="http://www.google.com/"></iframe></button>//button
103.外部的html代码
event.srcElement.outerHTML//
104.标识当前的IE事件的触发器
event.srcElement和event.keyCode//
105.事件类型
event.type//
106.动态改变类型
<style>
.Overnone { border-width:0;background-color:darkblue;cursor:default;color:gold;width:115}
.Outnone {border-width:0;background-color:white;cursor:default;width:115}
</style>
<input class=Outnone onmouseover=this.className='Overnone' >//
107.页面翻转
<html dir=rtl></html>//
108.滚屏
parent.scroll(x,y);//
<body onload="s=0" onDblClick="s=setInterval('scrollBy(0, 1)',10)" onClick="clearInterval(s)">//
109.改变状态栏
self.status ="";//
110.改变窗口大小
window.resizeTo(200,300);//
111.改变鼠标样式
style
BODY{CURSOR: url('mouse.ani');
SCROLLBAR-BASE-COLOR: #506AA8;
SCROLLBAR-ARROW-COLOR: #14213F;
}//
112.背景透明
<input type="button" value="Button" style="background-color: transparent; border: 0;">//
113.鼠标为等待形状
<input type=button onclick="this.style.cursor='wait'">//
114.调用父窗口的函数
opener.fucntion1();//
115.body的内部html代码
<input type="button" onclick="alert(code.document.body.innerHTML)" value="查看">//
116.框架中调用父窗口的函数
<INPUT TYPE='button' onclick='parent.test();' value='调用parent窗口的函数'>//
117.交换节点
<table width=200 height=200 border>
<tr><td id=c1>CELL_1</td></tr>
<tr><td id=c2>CELL_2</td></tr>
</table>
<br>
<input type="button" value="swap row" onclick="c1.swapNode(c2)">//
118.删除节点
<table width=200 height=200 border>
<tr id=trall><td id=c1>CELL_1</td></tr>
<tr><td id=c2>CELL_2</td></tr>
</table>
<br>
<input type="button" value="swap row" onclick="trall.removeNode(c2)">//
119.添加节点
addNode()//
120.获得事件的父与子标签
event.srcElement.children[0]和event.srcElement.parentElement //
121.集中为按钮改变颜色
<style>
button{benc:expression(this.onfocus = function(){this.style.backgroundColor='#E5F0FF';})}
</style>
<button>New</button>//
122.判断是左键还是右键被按下
<body onmousedown=if(event.button==1)alert("左键");if(event.button==2)alert("右键")>//
123.获得操作系统的名称和浏览器的名称
document.write(navigator.userAgent)//
124.alt/ctrl/shift键按下
event.altKey //按下alt键
event.ctrlKey //按下ctrl键
event.shiftKey //按下shift键
125.将当前位置定位为C盘。
{window.location="c:"}//
126.返回输入框的类型
<script>
alert(event.srcElement.type);//
</script>
127.模拟控件的单击事件
<INPUT TYPE="hidden" name="guoguo" onclick="haha()">
<SCRIPT LANGUAGE="JavaScript">
<!--
function haha()
{
alert();
}
guoguo.click();
//-->
</SCRIPT>//
128.取出记录集的列名
java.sql.ResultSet rset = com.bsitc.util.DBAssist.getIT().executeQuery(queryStatement, conn);
java.sql.ResultSetMetaData metaData = rset.getMetaData();
int count = metaData.getColumnCount();
String name = metaData.getColumnName(i);
String value = rset.getString(i);//
129.格式化数字
function format_number(str,digit)
{
if(isNaN(str))
{
alert("您传入的值不是数字！");
return 0;
}
else if(Math.round(digit)!=digit)
{
alert("您输入的小数位数不是整数！");
return 0;
}
else
return Math.round(parseFloat(str)*Math.pow(10,digit))/Math.pow(10,digit);
}
130.回车按钮转化为tab按钮
if(event.keyCode==13) event.keyCode=9; //将
131.滚动条滚动
<button onclick="text1.scrollTop=text1.scrollHeight">Scroll</button><br>
<textarea id="text1" cols=50 rows=10>
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
</textarea>//
132.判断是什么对象
if(typeof(unknown)=="function")return true;
if(typeof(unknown)!="object")return false;//
133.取消文本框自动完成功能
<input type="text" autocomplete="off"> //
134.让下拉框自动下拉
<select onmouseover="javascript:this.size=this.length" onmouseout="javascript:this.size=1">
<option value="">1</option>
<option value="">2</option>
<option value="">3</option>
</select> //
135.读取XML文件
var childrenobj=myselect//document.all.myselect;
var oXMLDoc = new ActiveXObject('MSXML');
oXMLDoc.url = "mymsg.xml";
var oRoot=oXMLDoc.root;
if(oRoot.children != null)
{
for(var i=0;i<oRoot.children.item(0).children.length;++i)
{
oItem = oRoot.children.item(0).children.item(i);
oOption = new Option(oItem.text,oItem.value);
childrenobj.add(oOption);
}
}
//mymsg.xml文件
<?xml version="1.0" encoding="gb2312" ?>
<childrenlist>
<aa>
<child value='3301'>杭州地区</child>
<child value='3303'>温州地区</child>
</aa>
<aa>
<child value='3310'>台州地区</child>
<child value='3311'>丽水地区</child>
</aa>
</childrenlist>//
136.点击图片，图片停止
<a href="javascript:"><img src="/uploadfile/200904/20/AA20124287.gif" border="0"></a>//
137.显示本地计算机信息
var WshNetwork = new ActiveXObject("WScript.Network");
alert("Domain = " + WshNetwork.UserDomain);
alert("Computer Name = " + WshNetwork.ComputerName);
alert("User Name = " + WshNetwork.UserName);//
138.比较时间
tDate = new Date(2004,01,08,14,35); //年,月，日，时，分
dDate = new Date();
tDate<dDate?alert("早于"):alert("晚于");//
139.弹出鼠标所在处的链结地址
<body onmouseover="if (event.srcElement.tagName=='A')alert(event.srcElement.href)"><a
href="http://51js.com/viewthread.php?tid=13589" >dddd</a><input>//
140.注意不能通过与 undefined 做比较来测试一个变量是否存在，虽然可以检查它的类型是否为“undefined”。在以
下的代码范例中，假设程序员想测试是否已经声明变量 x ：
// 这种方法不起作用
if (x == undefined)
// 作某些操作
// 这个方法同样不起作用- 必须检查
// 字符串 "undefined"
if (typeof(x) == undefined)
// 作某些操作
// 这个方法有效
if (typeof(x) == "undefined")
// 作某些操作
141.创建具有某些属性的对象
var myObject = new Object();
myObject.name = "James";
myObject.age = "22";
myObject.phone = "555 1234";//
142.枚举（循环）对象的所有属性
for (var a in myObject)
{
// 显示 "The property 'name' is James"，等等。
window.alert("The property '" + a + "' is " + myObject[a]);
}//
143.判断一个数字是否是整数
var a=23.2;
alert(a%1==1)//
144.新建日期型变量
var a = new Date(2000, 1, 1);
alert(a.toLocaleDateString());
145.给类定义新的方法
function trim_1()
{
return this.replace(/(^\s*)|(\s*$)/g, "");
}
String.prototype.trim=trim_1;
alert('cindy'.trim());
146.定义一个将日期类型转化为字符串的方法
function guoguo_date()
{
var tmp1,tmp2;
tmp1 =this.getMonth()+1+"";
if(tmp1.length<2)
tmp1="0"+tmp1;
tmp2 =this.getDate()+"";
if(tmp2.length<2)
tmp2="0"+tmp2;
return this.getYear()+"-"+tmp1+"-"+tmp2;
}
Date.prototype.toLiteString=guoguo_date;
alert(new Date().toLiteString())
147. pasta 是有四个参数的构造器,定义对象。
function pasta(grain, width, shape, hasEgg)
{
// 是用什么粮食做的？
this.grain = grain;
// 多宽？（数值）
this.width = width;
// 横截面形状？（字符串）
this.shape = shape;
// 是否加蛋黄？（boolean）
this.hasEgg = hasEgg;
//定义方法
this.toString=aa;
}
function aa()
{
;
}
//定义了对象构造器后，用 new 运算符创建对象实例。
var spaghetti = new pasta("wheat", 0.2, "circle", true);
var linguine = new pasta("wheat", 0.3, "oval", true);
//补充定义属性，spaghetti和linguine都将自动获得新的属性
pasta.prototype.foodgroup = "carbohydrates";
148.打印出错误原因
try
{
x = y // 产生错误。
}
catch(e)
{
document.write(e.description) //打印 "'y' is undefined".
}//
149.生成Excel文件并保存
var ExcelSheet;
ExcelApp = new ActiveXObject("Excel.Application");
ExcelSheet = new ActiveXObject("Excel.Sheet");
//本代码启动创建对象的应用程序（在这种情况下，Microsoft Excel 工作表）。一旦对象被创建，就可以用定义的对
象变量在代码中引用它。 在下面的例子中，通过对象变量 ExcelSheet 访问新对象的属性和方法和其他 Excel 对象，
包括 Application 对象和 ActiveSheet.Cells 集合。
// 使 Excel 通过 Application 对象可见。
ExcelSheet.Application.Visible = true;
// 将一些文本放置到表格的第一格中。
ExcelSheet.ActiveSheet.Cells(1,1).Value = "This is column A, row 1";
// 保存表格。
ExcelSheet.SaveAs("C:\\TEST.XLS");
// 用 Application 对象用 Quit 方法关闭 Excel。
ExcelSheet.Application.Quit();//
150.根据标签获得一组对象
var coll = document.all.tags("DIV");
if (coll!=null)
{
for (i=0; i<coll.length; i++)
...
}//
151.实现打印预览及打印
<OBJECT classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2" height=0 id=wb name=wb width=0></OBJECT>
<input type=button value=打印预览 onclick="wb.execwb(7,1)">
<input type=button onClick=document.all.wb.ExecWB(6,1) value="打印">//
152.不通过form，直接通过名字引用对象
<INPUT TYPE="text" NAME="gg" value=aaaaa>
<SCRIPT LANGUAGE="JavaScript">
<!--
alert(document.all.gg.value)
//-->
</SCRIPT>//
153.使鼠标滚轮失效
function document.onmousewheel()
{
return false;
}//
154.创建弹出窗口
<SCRIPT LANGUAGE="JScript">
var oPopup = window.createPopup();
var oPopupBody = oPopup.document.body;
oPopupBody.innerHTML = "Display some <B>HTML</B> here.";
oPopup.show(100, 100, 200, 50, document.body);
</SCRIPT>//
155.取得鼠标所在处的对象
var obj = document.elementFromPoint(event.x,event.y);//
156.获得左边的对象
<INPUT TYPE="text" NAME="gg"><INPUT TYPE="text" NAME="bb"
onclick="this.previousSibling.value='guoguo'">//
157.定位鼠标
document.all.hint_layer.style.left = event.x+document.body.scrollLeft+10;
document.all.hint_layer.style.top = event.y+document.body.scrollTop+10;//
158.向下拉框指定位置添加项目
var op = document.createElement("OPTION");
document.all.selected_items.children(index).insertAdjacentElement("BeforeBegin",op);
op.text = document.all.all_items[i].text;
op.value = document.all.all_items[i].value;//
159.判断一个窗口是否已经打开，如果已经打开，则关闭之
var a;
if(a)
a.close();
else
a=window.open('','','');//
160.动态创建一个标签
newElem = document.createElement("DIV");
newElem.id = "hint_layer";
document.body.appendChild(newElem);
document.all.hint_layer.innerText="guoguo";//
161.标题栏
document.title//
162.背景图片
<body style="BACKGROUND-ATTACHMENT: fixed" background="img/bgfix.gif" ></body>//背景图片不动
<STYLE TYPE="text/css">
<!--
BODY {background-image:img/bgchild.jpg;
background-position: center;
background-repeat: no-repeat;
background-attachment: fixed;}
-->
</STYLE>//背景图片居中
163.设置透明效果
document.form.xxx.filters.alpha.opacity=0～100//
164.定义方法
var dragapproved=false;
document.onmouseup=new Function("dragapproved = false");//
165.将数字转化为人民币大写形式
function convertCurrency(currencyDigits) {
// Constants:
var MAXIMUM_NUMBER = 99999999999.99;
// Predefine the radix characters and currency symbols for output:
var CN_ZERO = "零";
var CN_ONE = "壹";
var CN_TWO = "贰";
var CN_THREE = "叁";
var CN_FOUR = "肆";
var CN_FIVE = "伍";
var CN_SIX = "陆";
var CN_SEVEN = "柒";
var CN_EIGHT = "捌";
var CN_NINE = "玖";
var CN_TEN = "拾";
var CN_HUNDRED = "佰";
var CN_THOUSAND = "仟";
var CN_TEN_THOUSAND = "万";
var CN_HUNDRED_MILLION = "亿";
var CN_SYMBOL = "人民币";
var CN_DOLLAR = "元";
var CN_TEN_CENT = "角";
var CN_CENT = "分";
var CN_INTEGER = "整";
// Variables:
var integral; // Represent integral part of digit number.
var decimal; // Represent decimal part of digit number.
var outputCharacters; // The output result.
var parts;
var digits, radices, bigRadices, decimals;
var zeroCount;
var i, p, d;
var quotient, modulus;
// Validate input string:
currencyDigits = currencyDigits.toString();
if (currencyDigits == "") {
alert("Empty input!");
return "";
}
if (currencyDigits.match(/[^,.\d]/) != null) {
alert("Invalid characters in the input string!");
return "";
}
if ((currencyDigits).match(/^((\d{1,3}(,\d{3})*(.((\d{3},)*\d{1,3}))?)|(\d+(.\d+)?))$/) == null) {
alert("Illegal format of digit number!");
return "";
}
// Normalize the format of input digits:
currencyDigits = currencyDigits.replace(/,/g, ""); // Remove comma delimiters.
currencyDigits = currencyDigits.replace(/^0+/, ""); // Trim zeros at the beginning.
// Assert the number is not greater than the maximum number.
if (Number(currencyDigits) > MAXIMUM_NUMBER) {
alert("Too large a number to convert!");
return "";
}
// Process the coversion from currency digits to characters:
// Separate integral and decimal parts before processing coversion:
parts = currencyDigits.split(".");
if (parts.length > 1) {
integral = parts[0];
decimal = parts[1];
// Cut down redundant decimal digits that are after the second.
decimal = decimal.substr(0, 2);
}
else {
integral = parts[0];
decimal = "";
}
// Prepare the characters corresponding to the digits:
digits = new Array(CN_ZERO, CN_ONE, CN_TWO, CN_THREE, CN_FOUR, CN_FIVE, CN_SIX, CN_SEVEN, CN_EIGHT,
CN_NINE);
radices = new Array("", CN_TEN, CN_HUNDRED, CN_THOUSAND);
bigRadices = new Array("", CN_TEN_THOUSAND, CN_HUNDRED_MILLION);
decimals = new Array(CN_TEN_CENT, CN_CENT);
// Start processing:
outputCharacters = "";
// Process integral part if it is larger than 0:
if (Number(integral) > 0) {
zeroCount = 0;
for (i = 0; i < integral.length; i++) {
p = integral.length - i - 1;
d = integral.substr(i, 1);
quotient = p / 4;
modulus = p % 4;
if (d == "0") {
zeroCount++;
}
else {
if (zeroCount > 0)
{
outputCharacters += digits[0];
}
zeroCount = 0;
outputCharacters += digits[Number(d)] + radices[modulus];
}
if (modulus == 0 && zeroCount < 4) {
outputCharacters += bigRadices[quotient];
}
}
outputCharacters += CN_DOLLAR;
}
// Process decimal part if there is:
if (decimal != "") {
for (i = 0; i < decimal.length; i++) {
d = decimal.substr(i, 1);
if (d != "0") {
outputCharacters += digits[Number(d)] + decimals[i];
}
}
}
// Confirm and return the final output string:
if (outputCharacters == "") {
outputCharacters = CN_ZERO + CN_DOLLAR;
}
if (decimal == "") {
outputCharacters += CN_INTEGER;
}
outputCharacters = CN_SYMBOL + outputCharacters;
return outputCharacters;
}//
166.xml数据岛绑定表格
<html>
<body>
<xml id="abc" src="test.xml"></xml>
<table border='1' datasrc='#abc'>
<thead>
<td>接收人</td>
<td>发送人</td>
<td>主题</td>
<td>内容</td>
</thead>
<tfoot>
<tr><th>表格的结束</th></tr>
</tfoot>
<tr>
<td><div datafld="to"></div></td>
<td><div datafld="from"></div></td>
<td><div datafld="subject"></div></td>
<td><div datafld="content"></div></td>
</tr>
</table>
</body>
</html>
//cd_catalog.xml
<?xml version="1.0" encoding="ISO-8859-1" ?>
<!-- Edited with XML Spy v4.2
-->
<CATALOG>
<CD>
<TITLE>Empire Burlesque</TITLE>
<ARTIST>Bob Dylan</ARTIST>
<COUNTRY>USA</COUNTRY>
<COMPANY>Columbia</COMPANY>
<PRICE>10.90</PRICE>
<YEAR>1985</YEAR>
</CD>
<CD>
<TITLE>Hide your heart</TITLE>
<ARTIST>Bonnie Tyler</ARTIST>
<COUNTRY>UK</COUNTRY>
<COMPANY>CBS Records</COMPANY>
<PRICE>9.90</PRICE>
<YEAR>1988</YEAR>
</CD>
<CD>
<TITLE>Greatest Hits</TITLE>
<ARTIST>Dolly Parton</ARTIST>
<COUNTRY>USA</COUNTRY>
<COMPANY>RCA</COMPANY>
<PRICE>9.90</PRICE>
<YEAR>1982</YEAR>
</CD>
<CD>
