与大家分享一下200多个js技巧代码，不看别后海呀

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=s02style="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><tr><td>共和国</table> </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></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"></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"></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URLwindow.location=http://guoguo

23.传递该object的formUpdateSN('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></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>//<

补充：web前端 , JavaScript ,