JS文档

更新时间:2023-08-24 16:58:01 阅读量: 教育文库 文档下载

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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="mm" onfocus="if(value=='mm) {value=''}" onblur="if

(value=='') {value='mm'}">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:

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.sta

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.77cn.com.cn/' ;return true">

10.可以点击文字实现radio选项的选定

<br>

&nbsp;&nbsp;&nbsp;&nbsp;<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.foc

class="line">

14.显示文档最后修改日期 <script language=javascript>

function hi(str)

{

document.write(http://www.77cn.com.cnstModified)

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: #C

#CCCCCC #CCCCCC #CCCCFF}

.style2 { font-size: 12px; font-weight: bold; background: #CCFFCC; border-width: thin medium medium

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:

.style4 { font-size: 12px; font-weight: bold; background: url(image/buttonbg2.gif); border: 0px 0; w

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].val

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>

http://www.77cn.com.cnyer2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.77cn.com.cn/">北京日报</option> <option value="http://www.77cn.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:

</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://www.77cn.com.cn")

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:#e7e

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-S

9pt; BORDER-LEFT-COLOR: #cccccc;

BORDER-BOTTOM-WIDTH: 1px; BORDER-BOTTOM-COLOR: #cccccc; PADDING-BOTTOM: 1px; BORDER-TOP-COLOR: #ccc

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

font-size: 9pt; font-style: bold;}

.text { font-family: "宋体"; font-size: 9pt; color: #003300; border: #006600 solid; border-width: 1p

1px 1px} </style>完整的css

50.新建frame

<a

href="javascript:newframe('http://www.77cn.com.cn/help/a_little/index.html','http://www.77cn.com.cn/help/a_l

/a_13.html')"><img alt=帮助 border=0 src="http://www.77cn.com.cn/images/mail/button-help.gif"></a

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