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常用javascript收集

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(&apos;&apos;window.close();&apos;&apos;,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(&apos;&apos;http://你的网址&apos;&apos;,&apos;&apos;你的网站名称&apos;&apos;)   
}   
if (document.all)document.write(&apos;&apos;<a href="#" onclick="bookmarkit()">加入收藏夹</a>&apos;&apos;)   
</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==2event.button==3)   
{   
alert(&apos;&apos;禁止鼠标右键&apos;&apos;);   
}   
document.onmousedown=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=&apos;&apos;url(#default#homepage)&apos;&apos;; this.sethomepage(&apos;&apos;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(&apos;&apos;<form>&apos;&apos;   + &apos;&apos;<input type=button name=print value="打印本页" &apos;&apos;   + &apos;&apos;onclick="javascript:window.print()"></form>&apos;&apos;);   
}   
// 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=&apos;&apos;font-size:9pt;font-family: 宋体&apos;&apos;> ", 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(&apos;&apos;<img id=mdiv src="&apos;&apos;+document.all.reflect.src+&apos;&apos;" style="filter:wave(strength=3,freq=3,phase=0,lightstrength=30) blur() flipv()">&apos;&apos;)     
window.onload=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.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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