JS常用代码合集

1.让文字不停地滚动 

  1. <MARQUEE>滚动文字</MARQUEE> 

2.记录并显示网页的最后修改时间

  <script language=javascript>   document.write(/"最后更新时间: /" + document.lastModified + /"/")   </script>

3.关闭当前窗口

  <a href=/"//"onClick=/"javascript:window.close();return false;/">关闭窗口</a>

4.5秒后关闭当前页

  <script language=/"javascript/">   <!--   setTimeout(/'window.close();/',5000);   -->   </script>

5.2秒后载入指定网页

  <head>   <meta http-equiv=/"refresh/" content=/"2;URL=http://你的网址/">   </head>

6.添加到收藏夹

  <Script Language=/"javascript/">   function bookmarkit()   {   window.external.addFavorite(/'http://你的网址/',/'你的网站名称/')   }   if (document.all)document.write(/'<a href=/"#/" onClick=/"bookmarkit()/">加入收藏夹</a>/')   </Script>

7.让超链接不显示下划线

  <style type=/"text/css/">   <!-   a:link{text-decoration:none}   a:hover{text-decoration:none}   a:visited{text-decoration:none}   ->   </style>

8.禁止鼠标右键的动作

  <Script Language = /"javascript/">   function click() { if (event.button==2||event.button==3)   {   alert(/'禁止鼠标右键/');   }   document. // -->   </Script>

9.设置该页为首页

  <body bgcolor=/"#FFFFFF/" text=/"#000000/">   <!-- 网址:http://你的网址-->   <a class=/"chlnk/" style=/"cursor:hand/" HREF   onClick=/"this.style.behavior=/'url(#default#homepage)/';   this.setHomePage(/'你的网站名称);/"><font color=/"000000/" size=/"2/" face=/"宋体/">设为首页</font></a>   </body>

10.节日倒计时

  <Script Language=/"javascript/">   var timedate= new Date(/"December 25,2003/");   var times=/"圣诞节/";   var now = new Date();   var date = timedate.getTime() - now.getTime();   var time = Math.floor(date / (1000 * 60 * 60 * 24));   if (time >= 0)   document.write(/"现在离/"+times+/"还有: /"+time +/"天/")</Script>

11.单击按钮打印出当前页

  <Script Language=/"javascript/">   <!-- Begin   if (window.print) {   document.write(/'<form>/'   + /'<input type=button name=print value=/"打印本页/" /'   + /'onClick=/"javascript:window.print()/"></form>/');   }   // End -->   </Script>

12.单击按钮‘另存为’当前页

  <input type=/"button/" name=/"Button/" value=/"保存本页/"   onClick=/"document.all.button.ExecWB(4,1)/">   <object id=/"button/"   width=0   height=0   classid=/"CLSID:8856F961-340A-11D0-A96B-00C04FD705A2/">   <embed width=/"0/" height=/"0/"></embed>   </object>

13.显示系统当前日期

  <script language=javascript>   today=new Date();   function date(){   this.length=date.arguments.length   for(var i=0;i<this.length;i++)   this[i+1]=date.arguments }   var d=new date(/"星期日/",/"星期一/",/"星期二/",/"星期三/",/"星期四/",/"星期五/",/"星期六/");   document.write(   /"<font color=##000000 style=/'font-size:9pt;font-family: 宋体/'> /",   today.getYear(),/"年/",today.getMonth()+1,/"月/",today.getDate(),/"日/",   d[today.getDay()+1],/"</font>/" );   </script>

14.不同时间段显示不同问候语

  <Script Language=/"javascript/">   <!--   var text=/"/"; day = new Date( ); time = day.getHours( );   if (( time>=0) && (time < 7 ))     text=/"夜猫子,要注意身体哦! /"   if (( time >= 7 ) && (time < 12))     text=/"今天天气……哈哈哈,不去玩吗?/"   if (( time >= 12) && (time < 14))     text=/"午休时间哦,朋友一定是不习惯午睡的吧?!/"   if (( time >=14) && (time < 18))     text=/"下午茶的时间到了,休息一下吧! /"   if ((time >= 18) && (time <= 22))     text=/"您又来了,可别和MM聊太久哦!/"   if ((time >= 22) && (time < 24))     text=/"很晚了哦,注意休息呀!/"   document.write(text)   //--->   </Script>

15.水中倒影效果

  <img id=/"reflect/" src=/"你自己的图片文件名/" width=/"175/" height=/"59/">   <script language=/"javascript/">   function f1()   {     setInterval(/"mdiv.filters.wave.phase+=10/",100);   }   if (document.all)   {     document.write(/'<img id=mdiv src=/"/'+document.all.reflect.src+/'/"     style=/"filter:wave(strength=3,freq=3,phase=0,lightstrength=30) blur() flipv()/">/')     window.   }   </script>

16.慢慢变大的窗口

  <Script Language=/"javascript/">   <!--   var Windowsheight=100   var Windowswidth=100   var numx=5   function openwindow(thelocation){   temploc=thelocation   if   (!(window.resizeTo&&document.all)&&!(window.resizeTo&&document.getElementById))   {     window.open(thelocation)     return   }   windowsize=window.open(/"/",/"/",/"scrollbars/")   windowsize.moveTo(0,0)   windowsize.resizeTo(100,100)   tenumxt()   }   function tenumxt(){   if (Windowsheight>=screen.availHeight-3)     numx=0   windowsize.resizeBy(5,numx)   Windowsheight+=5   Windowswidth+=5   if (Windowswidth>=screen.width-5)   {     windowsize.location=temploc     Windowsheight=100     Windowswidth=100     numx=5     return   }   setTimeout(/"tenumxt()/",50)   }   //-->   </script>   <p><a href=/"javascript:openwindow(http://www.xxx.com)/">进入</a>

17.改变IE地址栏的IE图标

  我们要先做一个16*16的icon(图标文件),保存为index.ico。把这个图标文件上传到根目录下并在首页<head></head>之间加上如下代码: <link REL = /"Shortcut Icon/" href=/"index.ico/">
 

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