1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
cl#XiyK> <table border oncontextmenu=return(false)><td>no</table> 可用于Table
B}NJs,'FJ f
} r
\ 2. <body onselectstart="return false"> 取消选取、防止复制
CUTjRWQ M'|[:I.V 3. onpaste="return false" 不准粘贴
8MW-JZ 5o{U$ 4. oncopy="return false;" oncut="return false;" 防止复制
dVq9'{[3 IW@xT@ 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
8S#&XS>o p4O[X\T 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
nQ'NS sBWyUD 7. <input style="ime-mode:-Disabled"> 关闭输入法
HQF@@ 0 -M i
q 8. 永远都会带着框架
xc'uCbH <script language="javascript"><!--
(MqQ3ys if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
KBi(Ns#+ // --></script>
GLub5GrxR 7H6Ge-u 9. 防止被人frame
<:(;#&< <SCRIPT LANGUAGE=javascript><!--
d|87;;X|u if (top.location != self.location)top.location=self.location;
DB|w&tygq // --></SCRIPT>
0gOca +& O|Vc 10. 网页将不能被另存为
D\ZH1C!d <noscript><iframe src=*.html></iframe></noscript>
Mx0~^l \ eba9i^ 11. <input type=button value=查看网页源代码
vnf2Z,f% onclick="window.location = `view-source:`+
http://www.51js.com/`";>
w"D1mI!L
7 WJ8osWdLu 12.删除时确认
D0
q42+5 <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
irw5<l TSJeS`I 除</a>
C:AV? wYFkGih 13. 取得控件的绝对位置
zNGUll$ //javascript
}#~E-N3x <script language="javascript">
v 9G~i function getIE(E){
a`9pHH:7Q var t=e.offsetTop;
-#<{3BJTrz var l=e.offsetLeft;
p4\sKF8- while(e=e.offsetParent){
y] 9/Xr/ t+=e.offsetTop;
uDcs2^2l l+=e.offsetLeft;
9;n*u9< }
rkh%[o9"/ alert("top="+t+"/nleft="+l);
E!WlQr:b$ }
F&CvqPI </script>
ZJFF4($qN >^W6'Q$P< //VBScript
vEG7A$Z" <script language="VBScript"><!--
c9@3=6S/ function getIE()
}"RVUYU dim t,l,a,b
4a!%eBhX"K set a=document.all.img1
SH"<f_ t=document.all.img1.offsetTop
um<$L l=document.all.img1.offsetLeft
r.u\qPT& while a.tagName<>"BODY"
2u0B=0x set a = a.offsetParent
ETX>wZ t=t+a.offsetTop
AL&<SxuP l=l+a.offsetLeft
eC 2~&:$L wend
sAjUX.c msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
jpXbFWgN
end function
9!r0uU" --></script>
f;+.j/ + ]4')H;'y 14. 光标是停在文本框文字的最后
RV]QVA*i <script language="javascript">
U![$7k>,pr function cc()
Dbx zqd {
h1B_*L var e = event.srcElement;
xe.f]a var r =e.createTextRange();
1NTx?JJfW r.moveStart(`character`,e.value.length);
rHybP6C< r.collapse(true);
l7<VH z0b r.select();
AU}|o0Ur }
2A*,9S|Y </script>
4QPHT#e qX <input type=text name=text1 value="123" onfocus="cc()">
-W/D Cj< 3*{l^<`:gA 15. 判断上一页的来源
#;1RStb:zj javascript:
<JXHg,Q document.referrer
&{# 6Z 5yJ~ q 16. 最小化、最大化、关闭窗口
J?E!\V&U <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
^%6f%]_ <param name="Command" value="Minimize"></object>
QYj 4D <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
sVnq|[ / <param name="Command" value="Maximize"></object>
W<O/LHKHdn <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
<Vh5`-J <PARAM NAME="Command" value="Close"></OBJECT>
<Nloh+n= vy7?]}MvV <input type=button value=最小化 onclick=hh1.Click()>
wsR\qq <input type=button value=最大化 onclick=hh2.Click()>
-4L27C <input type=button value=关闭 onclick=hh3.Click()>
G7GKO 本例适用于IE
KB^GC5L> {~#01p5 17.屏蔽功能键Shift,Alt,Ctrl
)Fqtb;W= <script>
8MU7|9 Q function look(){
':
Ek3' L if(event.shiftKey)
%3=T7j alert("禁止按Shift键!"; //可以换成ALT CTRL
u^2/:L }
:.{d,)G document.onkeydown=look;
@.dM1DN) </script>
]|Ie E!6 ojJua c4 18. 网页不会被缓存
vZ6R>f
<META HTTP-EQUIV="pragma" CONTENT="no-cache">
P= E10 <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
LR4W <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
V.+a}J=Cw 或者<META HTTP-EQUIV="expires" CONTENT="0">
"79b> \f]w'qiW5 19.怎样让表单没有凹凸感?
8[
ZuVJ] <input type=text style="border:1 solid #000000">
)5x$J01S 或
fkk9&QB%( <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
iP9Dr<P Y{t}sO%A 1 solid #000000"></textarea>
_? $')P| z,!A4ws 20.<div><span>&<layer>的区别?
t`Xx\ <div>(division)用来定义大段的页面元素,会产生转行
hy~KY6Ta <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
^g <Lu/5w <layer>是ns的标记,ie不支持,相当于<div>
>Fe=PRs @te}Asv 21.让弹出窗口总是在最上面:
jC-`u-_'j <body onblur="this.focus();">
B>"-8#B[4 :^x,>(a 22.不要滚动条?
K)\D,5X^ 让竖条没有:
d(5j#? <body style=`overflow:-Scroll;overflow-y:hidden`>
p-z!i +
</body>
(f*r 让横条没有:
Vrp]YRL` <body style=`overflow:-Scroll;overflow-x:hidden`>
7 lq$PsC </body>
J|z ' <W 两个都去掉?更简单了
x;4m@)Mu <body scroll="no">
g ZES}]N </body>
xKT;1(Mk
ILHn~d IC 23.怎样去掉图片链接点击后,图片周围的虚线?
o
7V&HJ[ <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
5["n] i ((BdT:T\_ 24.电子邮件处理提交表单
pC&i!la{o} <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
09iD| $~ <input type=submit>
[eDRghK </form>
g)<[-Q1 / pGx! 25.在打开的子窗口刷新父窗口的代码里如何写?
i-sm 9K'ns window.opener.location.reload()
k6;pi=sYNW $7Tj<;TV 26.如何设定打开页面的大小
@3I?T
Q1 <body onload="top.resizeTo(300,200);">
4LJOT_ 打开页面的位置<body onload="top.moveBy(300,200);">
`y1,VY @d^MaXp_P 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
x
;]em9b <style>
E_xk8X~ body
5YiBPB") {background-image:url(logo.gif); background-repeat:no-repeat;
|A H@W#7j \J6e/ G background-position:center;background-attachment: fixed}
AUaupNN </style>
$BOIa <1U *{y 28. 检查一段字符串是否全由数字组成
Hxj8cXUF| <script language="javascript"><!--
/\pUA!G)BD function checkNum(str){return str.match(//D/)==null}
>k2^A alert(checkNum("1232142141"
7z8 alert(checkNum("123214214a1"
7#g<fh // --></script>
O-+!KXHd[ fa/p 29. 获得一个窗口的大小
JNA_*3' document.body.clientWidth; document.body.clientHeight
;|CG9|p ^687U,+ 30. 怎么判断是否是字符
T
zHR if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
oIKuo~
else alert("全是字符";
kChCo0Q>1 uD`Z\@Z 31.TEXTAREA自适应文字行数的多少
hnv0Loe.IW <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
DH4|lb} </textarea>