js 实用

    技术2026-05-06  3

    1.让文字不停地滚动

      <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.οnmοusedοwn=click // --> </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.οnlοad=f1 } </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.3ydesign.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">

    18.在窗口的状态栏显示滚动信息   (1) 在BODY中加入代码  <script language="javascript">   var msg="欢迎访问建站资源网,在这里有你会有所收获的!";   var i=1   function scroll()   {   mess=msg.substring(i,msg.length)+" "+msg.substring(0,i)   window.status=mess   i++;   if (i>=msg.length) i=1; //设置不停滚动  setTimeout("scroll()",200); //设置滚动速度  }   </script>   (2)在BODY标签中:   <body οnlοad="scroll()">  

    19、在页面加入当前时间  

    <script language="javascript">   tdy=new Date();   document.write("当前时间:",tdy.getHours());   document.write(":",tdy.getMinutes());   document.write(":",tdy.getSeconds());   </script>  

    20、前进、后退按钮  <input type="button" value="<-" οnclick="history.go(-1)">   <input type="button" value="->" οnclick="history.go(1)">  

    21、加入页面最后修改日期   <script language="javascript">   document.write("本页最后编辑日期:");   document.write(document.lastModified)   </script>  

    22、前进、后退按钮  <font οnclick="history.go(-1)"> 前一页</font>   <font οnclick="history.go(-2)"> 前两页</font>   <font οnclick="history.go(-3)"> 前三页</font>   <font οnclick="history.go(1)"> 后一页</font>   <font οnclick="history.go(2)"> 后两页</font>   <font οnclick="history.go(3)"> 后三页</font>   也可设置退后、前进多步 

    23、鼠标事件  <A HREF="MAILTO:webmaster@jzzy.com" οnmοuseοver="alert("给我写信"); return true">信箱</A>  鼠标放上去显示警告信息 

    24、获得浏览器的属性  navigator.appCodename=undefinednavigator.appName=Microsoft Internet Explorernavigator.appVersion=4.0 (compatible; MSIE 5.0; Windows 98; DigExt)navigator.appAgent=undefined  

    25、打印整个页面  <font onClick="javascript:window.print()">打印本页</font> 

    26、查看源码  <input TYPE="button" NAME="view" value="查看本页的源码" onClick="window.location="view-source:" +window.location.href" class="pt9"> 

    27、刷新页面  <font onClick="history.go(0)">刷新本页</font> 

    28、背景色变换  <input TYPE="button" value="背景色变换" onClick="BgButton()">  <script>function BgButton()  {  if (document.bgColor==#00ffff)   {  document.bgColor=#ffffff;  }  else{document.bgColor=#00ffff;  }  }  </script> 

    29、Title上显示信息 

     

    <script language="javascript1.2"> 

     

    <!--hide 

     

    document.title="今天是星期天" 

     

    //--hide--> 

     

    </script>

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