1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
\e~5Dx1 <table border oncontextmenu=return(false)><td>no</table> 可用于Table
Fil6;R ^J)0i_RS 2. <body onselectstart="return false"> 取消选取、防止复制
'3fN2[( czT]XF 3. onpaste="return false" 不准粘贴
yaYJmhG kY{;(b3Q 4. oncopy="return false;" oncut="return false;" 防止复制
F$jfPy-f 7yUX]95y8 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
Z u/w> d fSj= 4 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
#@J{ ) MzE1he1 7. <input style="ime-mode:-Disabled"> 关闭输入法
~W-5-Nl{s 7sU,<Z/D 8. 永远都会带着框架
P DwBSj <script language="javascript"><!--
'<xV]k|v if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
'cA(-ghY/E // --></script>
GK1oS DA>TT~L 9. 防止被人frame
}WHq? <SCRIPT LANGUAGE=javascript><!--
i?f;C_w if (top.location != self.location)top.location=self.location;
|q
c <C&O // --></SCRIPT>
TT={>R[B lYS*{i1^ ' 10. 网页将不能被另存为
t&~*!w!+jH <noscript><iframe src=*.html></iframe></noscript>
9ePom'1f1 p3V?n[/} 11. <input type=button value=查看网页源代码
N v6=[_D onclick="window.location = `view-source:`+
http://www.51js.com/`";>
$hy0U_}6 "(Nt9K%P) 12.删除时确认
d<[L^s9 <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
\-8aTF B_*Ayk
除</a>
~-#Jcw$+n= `eeA,K_ 13. 取得控件的绝对位置
)FN$Jlo
//javascript
a\}`
f=T <script language="javascript">
#I\" 'n5M function getIE(E){
Z>pZ| var t=e.offsetTop;
g([M hf# var l=e.offsetLeft;
Re*_Dt=r while(e=e.offsetParent){
`><E J'h t+=e.offsetTop;
0~ o,^AW l+=e.offsetLeft;
7"1]5\p^g }
T3@34}* alert("top="+t+"/nleft="+l);
/0Mt-8[ }
IyAD>Q^ </script>
e'->S g TX;)}\ //VBScript
z\$( @:{A <script language="VBScript"><!--
y9.?5#aL function getIE()
rU6A^p\, dim t,l,a,b
MaPI<kYQv set a=document.all.img1
C[5dhFZ t=document.all.img1.offsetTop
=}YX I l=document.all.img1.offsetLeft
]^,! ;do while a.tagName<>"BODY"
"C?H:8W set a = a.offsetParent
@9R78Zra t=t+a.offsetTop
)S;3WnQ) l=l+a.offsetLeft
txE+A/>i9 wend
/fdrf msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
zO@>)@~ end function
Jt0U`_ --></script>
o#=C[d5BV g>l+oH[Tv| 14. 光标是停在文本框文字的最后
P#D|CP/Cu <script language="javascript">
v7\rW{~Jd& function cc()
wD4[UU? {
}F"98s W var e = event.srcElement;
P](8Qrl var r =e.createTextRange();
_3.rPS,s r.moveStart(`character`,e.value.length);
nLCaik_,m r.collapse(true);
)j\_*SoH r.select();
q@tym5 }
_07$TC1 </script>
LR';cR; <input type=text name=text1 value="123" onfocus="cc()">
#jd.i |(AFU3~ 15. 判断上一页的来源
O<E8,MCA[a javascript:
%k~ezn document.referrer
Dt{WRe\# (L yK o 16. 最小化、最大化、关闭窗口
K)5j <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
aNA]hl <param name="Command" value="Minimize"></object>
,HI%ym <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Io[NN aF| <param name="Command" value="Maximize"></object>
_3< P(w{ <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
qDU4W7|T` <PARAM NAME="Command" value="Close"></OBJECT>
>|yP`m DEbMb6)U <input type=button value=最小化 onclick=hh1.Click()>
FBbaLqgVF{ <input type=button value=最大化 onclick=hh2.Click()>
uB#U(
jl <input type=button value=关闭 onclick=hh3.Click()>
-m@PqJF^ 本例适用于IE
}r@yBUW '.M4yif\g 17.屏蔽功能键Shift,Alt,Ctrl
%M))Ak4~a <script>
;<_a ,5\Q function look(){
P$Oj3HD LM if(event.shiftKey)
}2iR=$2 alert("禁止按Shift键!"; //可以换成ALT CTRL
H5V>d }
*C<;yPVc document.onkeydown=look;
>o O]S]W </script>
Z4rk$K'=1w dfKGO$}V 18. 网页不会被缓存
r7L.W <META HTTP-EQUIV="pragma" CONTENT="no-cache">
1z-A3a/- <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
5+;Mc[V3- <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
IvlfX`(" 或者<META HTTP-EQUIV="expires" CONTENT="0">
jM
@N<k 0{ ~2mgg h 19.怎样让表单没有凹凸感?
L`X5\D'X <input type=text style="border:1 solid #000000">
VBw5[ 或
841 y"@*BY <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
-
jCj_@n ?$T ^L"~ 1 solid #000000"></textarea>
w52py7 l#%7BGwzY 20.<div><span>&<layer>的区别?
'O\ y7"a <div>(division)用来定义大段的页面元素,会产生转行
^i_+ugJX <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
W`NF4 0) <layer>是ns的标记,ie不支持,相当于<div>
>3@3~F%xAX EwkSUA>Tm 21.让弹出窗口总是在最上面:
^+v1[U@ <body onblur="this.focus();">
g(;OUkj$Zp ZWo~!Z [Y 22.不要滚动条?
Rb. vyQ 让竖条没有:
6>oc,=MV/ <body style=`overflow:-Scroll;overflow-y:hidden`>
MIn_?r </body>
vSC1n8 / 让横条没有:
cjJfxD&q <body style=`overflow:-Scroll;overflow-x:hidden`>
+ima$a0Zyt </body>
*YL86R+U 两个都去掉?更简单了
'4<o&b^yQ <body scroll="no">
%ut8/T </body>
|R _rfJh Tjq1[Wq 23.怎样去掉图片链接点击后,图片周围的虚线?
3Ovx)qKxd <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
,[zSz8R ;Q^>F6+_m 24.电子邮件处理提交表单
BxjSo^n <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
RL/y7M1j <input type=submit>
[P =P8-5 </form>
AvB=/p@] IZ7o6Etti 25.在打开的子窗口刷新父窗口的代码里如何写?
_+NjfF| window.opener.location.reload()
2#sFY/@ [DH4iG5 26.如何设定打开页面的大小
pGjwI3_K <body onload="top.resizeTo(300,200);">
, ?U)mYhI 打开页面的位置<body onload="top.moveBy(300,200);">
7C0xKF XsQ81j. 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
1n +Uv* <style>
Tx!t3;Yz[ body
A|S)cr8z {background-image:url(logo.gif); background-repeat:no-repeat;
e15yDwvB z<%bNnSO background-position:center;background-attachment: fixed}
c:u*-lYmK% </style>
eZqEFMBTm ZY]$MZf5yo 28. 检查一段字符串是否全由数字组成
^4+NPk
<script language="javascript"><!--
kN
Ll|in@ function checkNum(str){return str.match(//D/)==null}
6QCVi alert(checkNum("1232142141"
W"\}## alert(checkNum("123214214a1"
6j XDLI // --></script>
'z
AvQm =eUKpYI
29. 获得一个窗口的大小
5X=1a*2'] document.body.clientWidth; document.body.clientHeight
Zk((VZ(y 2[ofz}k]r) 30. 怎么判断是否是字符
gBv!E9~l if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
[,,@>nyD else alert("全是字符";
$"W[e"Q ]tN)HRk1 31.TEXTAREA自适应文字行数的多少
N6"sXwm <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
zGR,}v%% </textarea>