1. oncontextmenu= "window.event.returnValue=false " 将彻底屏蔽鼠标右键
<table border oncontextmenu=return(false)> <td> no </table> 可用于Table
2. <body onselectstart= "return false "> 取消选取、防止复制
3. onpaste= "return false " 不准粘贴
4. oncopy= "return false; " oncut= "return false; " 防止复制
5. <link rel= "Shortcut Icon " href= "favicon.ico "> IE地址栏前换成自己的图标
6. <link rel= "Bookmark " href= "favicon.ico "> 可以在收藏夹中显示出你的图标
7. <input style= "ime-mode:disabled "> 关闭输入法
8. 永远都会带着框架
<script language= "JavaScript "> <!--
if (window == top)top.location.href = "frames.htm "; //frames.htm为框架网页
// --> </script>
9. 防止被人frame
<SCRIPT LANGUAGE=JAVASCRIPT> <!--
if (top.location != self.location)top.location=self.location;
// --> </SCRIPT>
10. 网页将不能被另存为
<noscript> <iframe src= "/blog/*.html> "; </iframe> </noscript>
11. <input type=button value=查看网页源代码
onclick= "window.location = "view-source: "+ "http://www.williamlong.info " ">
12.删除时确认
<a href= "javascript:if(confirm( "确实要删除吗? "))location= "boos.asp?&areyou=删除&page=1 " "> 删除 </a>
13. 取得控件的绝对位置
//Javascript
<script language= "Javascript ">
function getIE(e){
var t=e.offsetTop;
var l=e.offsetLeft;
while(e=e.offsetParent)
alert( "top= "+t+ "/nleft= "+l);
}
</script>
//VBScript
<script language= "VBScript "> <!--
function getIE()
dim t,l,a,b
set a=document.all.img1
t=document.all.img1.offsetTop
l=document.all.img1.offsetLeft
while a.tagName <> "BODY "
set a = a.offsetParent
t=t+a.offsetTop
l=l+a.offsetLeft
wend
msgbox "top= "&t&chr(13)& "left= "&l,64, "得到控件的位置 "
end function
--> </script>
14. 光标是停在文本框文字的最后
<script language= "javascript ">
function cc()
{
var e = event.srcElement;
var r =e.createTextRange();
r.moveStart( "character ",e.value.length);
r.collapse(true);
r.select();
}
</script>
<input type=text name=text1 value= "123 " onfocus= "cc() ">
15. 判断上一页的来源
javascript:
document.referrer
16. 最小化、最大化、关闭窗口
<object id=hh1 classid= "clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11 ">
<param name= "Command " value= "Minimize "> </object>
<object id=hh2 classid= "clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11 ">
<param name= "Command " value= "Maximize "> </object>
<OBJECT id=hh3 classid= "clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11 ">
<PARAM NAME= "Command " VALUE= "Close "> </OBJECT>
<input type=button value=最小化 onclick=hh1.Click()>
<input type=button value=最大化 onclick=hh2.Click()>
<input type=button value=关闭 onclick=hh3.Click()>
本例适用于IE
17.屏蔽功能键Shift,Alt,Ctrl
<script>
function look(){
if(event.shiftKey)
alert( "禁止按Shift键! "); //可以换成ALT CTRL
}
document.onkeydown=look;
</script>
18. 网页不会被缓存
<META HTTP-EQUIV= "pragma " CONTENT= "no-cache ">
<META HTTP-EQUIV= "Cache-Control " CONTENT= "no-cache, must-revalidate ">
<META HTTP-EQUIV= "expires " CONTENT= "Wed, 26 Feb 1997 08:21:57 GMT ">
或者 <META HTTP-EQUIV= "expires " CONTENT= "0 ">
19.怎样让表单没有凹凸感?
<input type=text style= "border:1 solid #000000 ">
或
<input type=text style= "border-left:none; border-right:none; border-top:none; border-bottom:
1 solid #000000 "> </textarea>
20. <div> <span> & <layer> 的区别?
<div> (division)用来定义大段的页面元素,会产生转行
<span> 用来定义同一行内的元素,跟 <div> 的唯一区别是不产生转行
<layer> 是ns的标记,ie不支持,相当于 <div>
21.让弹出窗口总是在最上面:
<body onblur= "this.focus(); ">
22.不要滚动条?
让竖条没有:
<body style= "overflow:scroll;overflow-y:hidden ">
</body>
让横条没有:
<body style= "overflow:scroll;overflow-x:hidden ">
</body>
两个都去掉?更简单了
<body scroll= "no ">
</body>
23.怎样去掉图片链接点击后,图片周围的虚线?
<a href= "# " onFocus= "this.blur() "> <img src= "/blog/logo.jpg " border=0> </a>
24.电子邮件处理提交表单
<form name= "form1 " method= "post " action= "mailto:****@***.com " enctype= "text/plain ">
<input type=submit>
</form>
25.在打开的子窗口刷新父窗口的代码里如何写?
window.opener.location.reload()
26.如何设定打开页面的大小
<body onload= "top.resizeTo(300,200); ">
打开页面的位置 <body onload= "top.moveBy(300,200); ">
27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
<STYLE>
body
{background-image:url(/blog/logo.gif); background-repeat:no-repeat;
background-position:center;background-attachment: fixed}
</STYLE>
28. 检查一段字符串是否全由数字组成
<script language= "Javascript "> <!--
function checkNum(str){return str.match(//D/)==null}
alert(checkNum( "1232142141 "))
alert(checkNum( "123214214a1 "))
// --> </script>
29. 获得一个窗口的大小
document.body.clientWidth; document.body.clientHeight
30. 怎么判断是否是字符
if (/[^/x00-/xff]/g.test(s)) alert( "含有汉字 ");
else alert( "全是字符 ");
31.TEXTAREA自适应文字行数的多少
<textarea rows=1 name=s1 cols=27 onpropertychange= "this.style.posHeight=this.scrollHeight ">
</textarea>
32. 日期减去天数等于第二个日期
<script language=Javascript>
function cc(dd,dadd)
{
//可以加上错误处理
var a = new Date(dd)
a = a.valueOf()
a = a - dadd * 24 * 60 * 60 * 1000
a = new Date(a)
alert(a.getFullYear() + "年 " + (a.getMonth() + 1) + "月 " + a.getDate() + "日 ")
}
cc( "12/23/2002 ",2)
</script>
33. 选择了哪一个Radio
<HTML> <script language= "vbscript ">
function checkme()
for each ob in radio1
if ob.checked then window.alert ob.value
next
end function
</script> <BODY>
<INPUT name= "radio1 " type= "radio " value= "style " checked> Style
<INPUT name= "radio1 " type= "radio " value= "barcode "> Barcode
<INPUT type= "button " value= "check " onclick= "checkme() ">
</BODY> </HTML>
34.脚本永不出错
<SCRIPT LANGUAGE= "JavaScript ">
<!-- Hide
function killErrors() {
return true;
}
window.onerror = killErrors;
// -->
</SCRIPT>
35.ENTER键可以让光标移到下一个输入框
<input onkeydown= "if(event.keyCode==13)event.keyCode=9 ">
36. 检测某个网站的链接速度:
把如下代码加入 <body> 区域中:
<script language=Javascript>
tim=1
setInterval( "tim++ ",100)
b=1
var autourl=new Array()
autourl[1]= "www.njcatv.net "
autourl[2]= "javacool.3322.net "
autourl[3]= "www.sina.com.cn "
autourl[4]= "www.nuaa.edu.cn "
autourl[5]= "www.cctv.com "
function butt(){
document.write( " <form name=autof> ")
for(var i=1;i <autourl.length;i++)
document.write( " <input type=text name=txt "+i+ " size=10 value= "/blog/测试中......> " =》 <input type=text
name=url "+i+ " size=40> =》 <input type=button value=GO
onclick=window.open(this.form.url "+i+ ".value)> <br/> ")
document.write( " <input type=submit value=刷新> </form> ")
}
butt()
function auto(url)
else
b++
}
function run(){for(var i=1;i <autourl.length;i++)document.write( " <img src=http:// "+autourl+ "/ "+Math.random()+ " width=1 height=1
onerror=auto( "http:// "+autourl+ " ")> ")}
run() </script>
37. 各种样式的光标
auto :标准光标
default :标准箭头
hand :手形光标
wait :等待光标
text :I形光标
vertical-text :水平I形光标
no-drop :不可拖动光标
not-allowed :无效光标
help :?帮助光标
all-scroll :三角方向标
move :移动标
crosshair :十字标
e-resize
n-resize
nw-resize
w-resize
s-resize
se-resize
sw-resize
38.页面进入和退出的特效
进入页面 <meta http-equiv= "Page-Enter " content= "revealTrans(duration=x, transition=y) ">
推出页面 <meta http-equiv= "Page-Exit " content= "revealTrans(duration=x, transition=y) ">
这个是页面被载入和调出时的一些特效。duration表示特效的持续时间,以秒为单位。transition表示使用哪种特效,取值为1-23:
0 矩形缩小
1 矩形扩大
2 圆形缩小
3 圆形扩大
4 下到上刷新
5 上到下刷新
6 左到右刷新
7 右到左刷新
8 竖百叶窗
9 横百叶窗
10 错位横百叶窗
11 错位竖百叶窗
12 点扩散
13 左右到中间刷新
14 中间到左右刷新
15 中间到上下
16 上下到中间
17 右下到左上
18 右上到左下
19 左上到右下
20 左下到右上
21 横条
22 竖条
23 以上22种随机选择一种
39.在规定时间内跳转
<META http-equiv=V= "REFRESH " content= "5;URL=http://www.williamlong.info ">
40.网页是否被检索
<meta name= "ROBOTS " content= "属性值 ">
其中属性值有以下一些:
属性值为 "all ": 文件将被检索,且页上链接可被查询;
属性值为 "none ": 文件不被检索,而且不查询页上的链接;
属性值为 "index ": 文件将被检索;
属性值为 "follow ": 查询页上的链接;
属性值为 "noindex ": 文件不检索,但可被查询链接;
属性值为 "nofollow ": 文件不被检索,但可查询页上的链接。
最大化窗口?
<script language= "JavaScript ">
<!--
self.moveTo(0,0)
self.resizeTo(screen.availWidth,screen.availHeight)
//-->
</script>
解决问题:由于层与下拉框之间的优先级是:下拉框 > 层,因此在显示的时候,会因为优先级的次序而会出现如上问题。(如果几个元素都是层的话,我们可以通过层的 z-index 属性来设置)解决办法就是:给层中放一个优先级比下拉框更高的元素(iframe),从而解决此问题!具体解决代码如下:
<div id= "menu " style= "position:absolute; visibility:hidden; top:20px; left:20px; width:100px; height:200px; background-color:#6699cc; ">
<table>
<tr> <td> item 1 </td> </tr>
<tr> <td> item 2 </td> </tr>
<tr> <td> item 3 </td> </tr>
<tr> <td> item 4 </td> </tr>
<tr> <td> item 5 </td> </tr>
</table>
<iframe src= "/blog/javascript:false " style= "position:absolute; visibility:inherit; top:0px; left:0px; width:100px; height:200px; z-index:-1; filter= 'progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0) '; "> </iframe>
</div>
<a href= "# " onclick= "document.getElementById( 'menu ').style.visibility= 'visible ' "> menu </a>
<form>
<select> <option> A form selection list </option> </select>
</form>
输入框也可以做的很漂亮了
<div align= "center "> <input type= "hidden " name= "hao " value= "yes ">
外向数: <input
name=answer
style= "color: rgb(255,0,0); border-left: medium none; border-right: medium none; border-top: medium none; border-bottom: 1px solid rgb(192,192,192) ">
没回答的题数: <input
name=unanswer id= "unanswer "
style= "color: rgb(255,0,0); border-left: medium none; border-right: medium none; border-top: medium none; border-bottom: 1px solid rgb(192,192,192) ">
<br/>
总得分:
<input
name=score id= "score "
style= "color: rgb(255,0,0); border-left: medium none; border-right: medium none; border-top: medium none; border-bottom: 1px solid rgb(192,192,192) ">
结 论:
<input
name=xgjg id= "xgjg "
style= "color: rgb(255,0,0); border-left: medium none; border-right: medium none; border-top: medium none; border-bottom: 1px solid rgb(192,192,192) ">
<br/>
<br/>
<input onClick=processForm(this.form) style= "FONT-FAMILY: 宋体; FONT-SIZE: 9pt " type=button value=查看结果 name= "button ">
<input type= "reset " name= "Submit " value= "重做 ">
</div>
注意:修改 <body> 为 <body onload= "max.Click() "> 即为打开最大
化窗口,而如果改为 <body onload= "min.Click() "> 就变为窗口一打开就最小化
<object id= "min " type= "application/x-oleobject " classid= "clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11 ">
<param name= "Command " value= "Minimize ">
</object> <object id= "max " type= "application/x-oleobject " classid= "clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11 ">
<param name= "Command " value= "Maximize ">
</object>
</body>
页面自动刷新(说明)
当你做网页时,是不是有的时候想让你的网页自动不停刷新,或者过一段时间自动跳转到另外一个你自己设定的页面?其实实现这个效果非常地简单,而且这个效果甚至不能称之为特效。你只要把如下代码加入你的网页中就可以了。
1,页面自动刷新:把如下代码加入 <head> 区域中 <meta http-equiv= "refresh " content= "20 "> ,其中20指每隔20秒刷新一次页面.
2,页面自动跳转:把如下代码加入 <head> 区域中 <meta http-equiv= "refresh " content= "20;url=http://www.williamlong.info "> ,其中20指隔20秒后跳转到http://www.williamlong.info页面。
页面自动关闭
5000是指时间 <body onLoad= "setTimeout(window.close, 5000) ">
弹出窗口自动关闭
10秒后弹出窗口自动关闭
注意:在新的tan.htm的body中要加 <onLoad= "closeit() ">
head
<script language= "JavaScript ">
<!--
var gt = unescape( '%3e ');
var popup = null;
var over = "Launch Pop-up Navigator ";
popup = window.open( ' ', 'popupnav ', 'width=225,height=235,resizable=1,scrollbars=auto ');
if (popup != null) {
if (popup.opener == null) {
popup.opener = self;
}
popup.location.href = 'tan.htm ';
}
// -->
</script>
<body> 注意:这段代码是在新建文件中的
<script language= "JavaScript ">
function closeit()
</script>
这个可不是 <iframe> (引用)呀。是直接调用的。以下代码加入 <body> 区域
<object type= "text/x-scriptlet " width= "800 " height= "1000 " data= "../index.htm ">
</object>
本文转自钢钢博客园博客,原文链接http://www.cnblogs.com/xugang/archive/2007/11/19/963742.html,如需转载请自行联系原作者