1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
wCBplaojJ <table border oncontextmenu=return(false)><td>no</table> 可用于Table
m&3xJuKih :3 mh@[V 2. <body onselectstart="return false"> 取消选取、防止复制
Kg]J/|0\ -~w'Xo # 3. onpaste="return false" 不准粘贴
QT}tvm@PMq }@)[5N#A| 4. oncopy="return false;" oncut="return false;" 防止复制
c+ie8Q! xE}>,O|'q 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
c71y'hnT ckn(`I 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
DY*N|OnqJ 6A ah9 7. <input style="ime-mode:-Disabled"> 关闭输入法
Fr-SvsNFB 7yQ4*UB 8. 永远都会带着框架
i6Gu@( 8Q <script language="javascript"><!--
z$sGv19pB if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
LzL
So"n // --></script>
=_^X3z0 K=&>t6s< 9. 防止被人frame
j>kqz>3 <SCRIPT LANGUAGE=javascript><!--
!VpoZ if (top.location != self.location)top.location=self.location;
Hn:Crl y# // --></SCRIPT>
q3`u1S7Z7 dh\P4 10. 网页将不能被另存为
`D9$v(Ztr <noscript><iframe src=*.html></iframe></noscript>
2g<Xtt7+o G~m<; 11. <input type=button value=查看网页源代码
dRMx[7jVA onclick="window.location = `view-source:`+
http://www.51js.com/`";>
F0#
'WfM# v:#tWEbo- 12.删除时确认
lhJ'bYI <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
'GScszz Qb%J8juRf 除</a>
=~gvZV-< Y:`&=wjP~ 13. 取得控件的绝对位置
D_MmW //javascript
A}!J$V:w] <script language="javascript">
PY'2h4IL function getIE(E){
gM]:Ma var t=e.offsetTop;
1;iUWU1@ var l=e.offsetLeft;
(k P9hcV while(e=e.offsetParent){
{`_i` t+=e.offsetTop;
*WZA9G#V5 l+=e.offsetLeft;
\7_y%HR }
n"8Yv~v*2j alert("top="+t+"/nleft="+l);
qgB_=Q#E }
C#pjmT_ </script>
n+p }\msH jWgX_//! //VBScript
{{1G`;|v9 <script language="VBScript"><!--
%2h>-.tY function getIE()
>GuM]qn dim t,l,a,b
`@%LzeGz set a=document.all.img1
'fW-Y!k% t=document.all.img1.offsetTop
HKe K<V l=document.all.img1.offsetLeft
06jQE2z2R while a.tagName<>"BODY"
I 6O set a = a.offsetParent
VaPG-n>Vf t=t+a.offsetTop
R-14=|7a- l=l+a.offsetLeft
7Yy ; wend
#z42C?V msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
sRfcF`7 end function
<naz+QK' --></script>
;a3}~s .]Z"C&"N] 14. 光标是停在文本框文字的最后
DNi+"[~&P <script language="javascript">
1x^GWtRp function cc()
DwF hK* {
M%#e1"n var e = event.srcElement;
*ui</+ var r =e.createTextRange();
n@w%Zl r.moveStart(`character`,e.value.length);
h];I{crh r.collapse(true);
'>"
4 r.select();
V8(- }
=H~j,K </script>
Ca\6vR <input type=text name=text1 value="123" onfocus="cc()">
_cwpA#x`} >d6| ^h'0 15. 判断上一页的来源
+[P{&\d4} javascript:
%)wjR/o document.referrer
Pc9H0\+Xk W!<U85-#S 16. 最小化、最大化、关闭窗口
r*Xuj= <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
SX*RP;vHy <param name="Command" value="Minimize"></object>
OJxl<Q=z <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
z)"=:o7 <param name="Command" value="Maximize"></object>
Debv4Gr;^ <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
t&p|Ynz?i <PARAM NAME="Command" value="Close"></OBJECT>
g78^9Y*1 m kexc~l <input type=button value=最小化 onclick=hh1.Click()>
nP$9CA <input type=button value=最大化 onclick=hh2.Click()>
54/=G(F <input type=button value=关闭 onclick=hh3.Click()>
saAF+H/= 本例适用于IE
\Cj B1]I YzWz| 17.屏蔽功能键Shift,Alt,Ctrl
pXUSLs <script>
;=N#`l function look(){
j#6.Gq if(event.shiftKey)
rs.)CMk53 alert("禁止按Shift键!"; //可以换成ALT CTRL
v2?ZQeHr_( }
UI#h&j5pW document.onkeydown=look;
`2snz1>!j </script>
+q oRP2 ix$bRdl 18. 网页不会被缓存
$u.z*b_yy <META HTTP-EQUIV="pragma" CONTENT="no-cache">
:Sma`U& <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
|^aKs#va <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
z:;CX@)* 或者<META HTTP-EQUIV="expires" CONTENT="0">
:%.D78& 5m*,8 ]!- 19.怎样让表单没有凹凸感?
#F#%`Rv1 <input type=text style="border:1 solid #000000">
nwWJ7M,A 或
KSvE~h[#+ <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
Dj +f]~ rKn~qVls 1 solid #000000"></textarea>
d5.4l&\u JO;Uus{? 20.<div><span>&<layer>的区别?
TN.rrop`#g <div>(division)用来定义大段的页面元素,会产生转行
] @'!lhLi <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
E3i4=!Y <layer>是ns的标记,ie不支持,相当于<div>
e!Hh s/&!T . ^u,. 21.让弹出窗口总是在最上面:
;]iRk <body onblur="this.focus();">
yLGRi^d# WM{=CD 22.不要滚动条?
RpK@?[4s 让竖条没有:
K;(mC< <body style=`overflow:-Scroll;overflow-y:hidden`>
y^k$Us </body>
=WLY 6)]A 让横条没有:
;,TFr}p` <body style=`overflow:-Scroll;overflow-x:hidden`>
<[phnU^
8 </body>
JLYi]nZ 两个都去掉?更简单了
y(&Ac[foS} <body scroll="no">
G6/m# </body>
_&x%^&{ GeqPRah 23.怎样去掉图片链接点击后,图片周围的虚线?
>7FHo-H/T <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
SKtr tm ~?dI*BZ)] 24.电子邮件处理提交表单
~@!bsLSMU <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
fox6)Uot <input type=submit>
omFz@ </form>
H.;Q+A,8^ q| 7( 25.在打开的子窗口刷新父窗口的代码里如何写?
>sF)BoLc window.opener.location.reload()
O<I- bLL2 26.如何设定打开页面的大小
[?gP; , <body onload="top.resizeTo(300,200);">
vIvIfE 打开页面的位置<body onload="top.moveBy(300,200);">
Q/?$x*\> NRuNKl.v 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
/}$+uBgJm <style>
~~.}ah/_d body
]iWRo' {background-image:url(logo.gif); background-repeat:no-repeat;
DH=hH&[e(d >_TZ'FT background-position:center;background-attachment: fixed}
\*da6Am </style>
SJLis"8 >l m&iF3y 28. 检查一段字符串是否全由数字组成
"tZe>>I <script language="javascript"><!--
8|^7ai[am function checkNum(str){return str.match(//D/)==null}
xo)P?- alert(checkNum("1232142141"
cNrg#Asen& alert(checkNum("123214214a1"
_aphkeqd // --></script>
W)/#0*7 TpaInXR 29. 获得一个窗口的大小
Y2TtY; document.body.clientWidth; document.body.clientHeight
#Z #-Ht o-\[,}T)M 30. 怎么判断是否是字符
s"|Pdc4 if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
Wqnc{oq|$ else alert("全是字符";
#tHK"20 =I<R! ZSN 31.TEXTAREA自适应文字行数的多少
&m3lXl <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
kM6
Qp </textarea>