1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
vX )Y%I <table border oncontextmenu=return(false)><td>no</table> 可用于Table
^ x#RUv /9^0YC;Y* 2. <body onselectstart="return false"> 取消选取、防止复制
N.cRZm% WK5bt2x 3. onpaste="return false" 不准粘贴
EjCs U.9nHo{ 4. oncopy="return false;" oncut="return false;" 防止复制
@Bwl)G!| !a&F:Fbm 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
<%5uzlp 545xs`Q_ 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
~}l,H:jk@ G#M]\)f% 7. <input style="ime-mode:-Disabled"> 关闭输入法
VL1z$<vVXt @"5u~o')@v 8. 永远都会带着框架
^IZ0M1&W; <script language="javascript"><!--
s8O+&^(U if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
WkmS
// --></script>
:Fk&2WsW: U}h
|Zk 9. 防止被人frame
q.tL' <SCRIPT LANGUAGE=javascript><!--
#>oO[uaY if (top.location != self.location)top.location=self.location;
C#cEMKa // --></SCRIPT>
mTbPzZ4 LKG|S<s 10. 网页将不能被另存为
tH!z7VZ <noscript><iframe src=*.html></iframe></noscript>
d'J?QH!N0 N%i<DsK.u6 11. <input type=button value=查看网页源代码
9~af\G onclick="window.location = `view-source:`+
http://www.51js.com/`";>
: \`MrI^ =l_"M 12.删除时确认
Q)dns)_x <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
'hWRwP| D1/$pA+B 除</a>
=jHy6)6w NP/2gjp 13. 取得控件的绝对位置
51usiOq //javascript
:S2MS{>Mo <script language="javascript">
L zy|<:K+$ function getIE(E){
MM7gMAA.mz var t=e.offsetTop;
t,YAk
?} var l=e.offsetLeft;
)&-+:u0 while(e=e.offsetParent){
3xY]Lqwv t+=e.offsetTop;
_P+|tW1 l+=e.offsetLeft;
F`3As 9b: }
pr?(5{BL alert("top="+t+"/nleft="+l);
9(]j
e4Cn }
P;[mw( </script>
$SgD|
9 p.olXP //VBScript
:.^rWCL2 <script language="VBScript"><!--
2%H(a) function getIE()
#$QY[rf=6 dim t,l,a,b
ttRH[[E( set a=document.all.img1
3E9j%sYk t=document.all.img1.offsetTop
CAO{$<M5m l=document.all.img1.offsetLeft
MQu6Tm H while a.tagName<>"BODY"
vnpX-c set a = a.offsetParent
W5{e.eI}| t=t+a.offsetTop
n&JP/P3Y l=l+a.offsetLeft
Ss}0.5Bq wend
b@Cvs4 msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
8tk`1E8!j end function
HDxw2nz*R --></script>
&*SnDuc Czn7,KE8X 14. 光标是停在文本框文字的最后
$r_ gFv <script language="javascript">
g#*N@83C function cc()
#a:C=GV;4 {
N<%,3W_-_ var e = event.srcElement;
: Tl?yGF var r =e.createTextRange();
N<WFe5 r.moveStart(`character`,e.value.length);
tDVdl^# r.collapse(true);
Uk4">]oct r.select();
8&bj7w,K }
#U6qM(J </script>
mYvm_t9 <input type=text name=text1 value="123" onfocus="cc()">
<hdCO<
0( *WG}K?"/ 15. 判断上一页的来源
<NO~TBHF javascript:
/;1FZ<zU document.referrer
/0(KKZ) \h4y,sl 16. 最小化、最大化、关闭窗口
*qBZi;1 <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
cx)
EFy. <param name="Command" value="Minimize"></object>
}vIm C [ <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
h'+ swPh <param name="Command" value="Maximize"></object>
wr(?L7
$+ <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
-D(!B56_ <PARAM NAME="Command" value="Close"></OBJECT>
PHkvt!uH "AVc^> <input type=button value=最小化 onclick=hh1.Click()>
!T)>q%@ai <input type=button value=最大化 onclick=hh2.Click()>
3[4]G@ <input type=button value=关闭 onclick=hh3.Click()>
P8f-&( 本例适用于IE
mLSAi2Y +l\Dp 17.屏蔽功能键Shift,Alt,Ctrl
TrW3@@}j <script>
R
>TtAm0N function look(){
@UX`9]-P if(event.shiftKey)
QNY{pk alert("禁止按Shift键!"; //可以换成ALT CTRL
)g9qkQ 8q }
Yaqim<j document.onkeydown=look;
fz*6 B NJ </script>
HYS7=[hv6 !RI&FcK 18. 网页不会被缓存
5l#)tX.by <META HTTP-EQUIV="pragma" CONTENT="no-cache">
ewY X \ <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
ececN{U/ <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
=*I9qjla[? 或者<META HTTP-EQUIV="expires" CONTENT="0">
E;N8{Ye_ F(9T;F 19.怎样让表单没有凹凸感?
<Coh
&g_ <input type=text style="border:1 solid #000000">
*0@e_h 或
/VQ<}S[k}- <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
x,+zw9
hT[O5
1 solid #000000"></textarea>
vEkz5$ rcOmpgew 20.<div><span>&<layer>的区别?
:Pv{E <div>(division)用来定义大段的页面元素,会产生转行
jsj" W&J <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
LCtm@oN <layer>是ns的标记,ie不支持,相当于<div>
Ue7~rPdlR '4iu0ie>D 21.让弹出窗口总是在最上面:
Jx]`!dP3 <body onblur="this.focus();">
U\N`[k.F bZ)Jgz 22.不要滚动条?
;FUd.vg{ 让竖条没有:
n"JrjvS <body style=`overflow:-Scroll;overflow-y:hidden`>
_
i8}ld- </body>
9Z=Bs)-y. 让横条没有:
Y`wi=( <body style=`overflow:-Scroll;overflow-x:hidden`>
4Hw8w7us: </body>
(`&g 两个都去掉?更简单了
#X+) <body scroll="no">
6m9Z5:xG </body>
B!Y;VdX g?ft;kR6S 23.怎样去掉图片链接点击后,图片周围的虚线?
A+'j@c\&! <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
(+@H !>r$$ y=CemJ[~ 24.电子邮件处理提交表单
GZ"O%:d <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
iiu\_ a=0b <input type=submit>
No?pv" </form>
F9hCT) [ 6M8a8C
25.在打开的子窗口刷新父窗口的代码里如何写?
L(L;z'3y window.opener.location.reload()
/CP1mn6H :\ S3[(FV 26.如何设定打开页面的大小
VH/_0 <body onload="top.resizeTo(300,200);">
I'";
打开页面的位置<body onload="top.moveBy(300,200);">
.._wTOSq B*{CcQ<5 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
KQk;:1hW <style>
6gv.n body
d%<Uh(+: {background-image:url(logo.gif); background-repeat:no-repeat;
W\"cp[b E4PP&' background-position:center;background-attachment: fixed}
QS[%`-dR2 </style>
*N 't ; 5%9&
7 28. 检查一段字符串是否全由数字组成
^;'3(m= <script language="javascript"><!--
n`6vM4rM) function checkNum(str){return str.match(//D/)==null}
v^vEaB alert(checkNum("1232142141"
)gE:@3 alert(checkNum("123214214a1"
5i0<BZDTef // --></script>
B!:(*lF _M?:N:e 29. 获得一个窗口的大小
}Vt5].TA document.body.clientWidth; document.body.clientHeight
{YkW5zC(L wi!Ml4Sb 30. 怎么判断是否是字符
pl%ag~i5 if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
>o@WT kF] else alert("全是字符";
h'
16"j> >y1/*)O9~ 31.TEXTAREA自适应文字行数的多少
wFh{\ <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
RxqXGM`4 </textarea>