1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
9Y:I)^ek <table border oncontextmenu=return(false)><td>no</table> 可用于Table
@Lnv |2j, 2. <body onselectstart="return false"> 取消选取、防止复制
6<];}M_{ 1Toiqb/ 3. onpaste="return false" 不准粘贴
]/=R ABi V+E8{|dYL 4. oncopy="return false;" oncut="return false;" 防止复制
Ou_H&R i/9iM\2 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
)UKX\nD"0 6m:$mhA5 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
<L-F3Buu >O-KJZ'GV 7. <input style="ime-mode:-Disabled"> 关闭输入法
dR S:S_ r].n=455[ 8. 永远都会带着框架
"v1{ <script language="javascript"><!--
:wC\IwG~CE if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
>WSh)(Cg // --></script>
yvYMk(LSF &: Q'X 9. 防止被人frame
B6
0 <SCRIPT LANGUAGE=javascript><!--
}>@\I^Xm, if (top.location != self.location)top.location=self.location;
Tv=lr6t8 // --></SCRIPT>
V]zc-gYI h=#w< @ 10. 网页将不能被另存为
Np" p*O <noscript><iframe src=*.html></iframe></noscript>
EF`}*7) 2ioHhcYdJU 11. <input type=button value=查看网页源代码
;st0Ekni) onclick="window.location = `view-source:`+
http://www.51js.com/`";>
b>uD-CSA B>53+GyMV 12.删除时确认
m+(Cl#+ <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
=)Xj[NNRT xo[o^go 除</a>
xuioU h&0zR#t 13. 取得控件的绝对位置
*] ihc u //javascript
o2!738 <script language="javascript">
<z<>E1ZLI function getIE(E){
\,#$,dUXD var t=e.offsetTop;
. &^p@A~ var l=e.offsetLeft;
,2FK$:M\ while(e=e.offsetParent){
'UlVc2%{ t+=e.offsetTop;
Uy?jVPL l+=e.offsetLeft;
E%mEfj7 }
x92^0cMf alert("top="+t+"/nleft="+l);
Kip&YB%rk }
n5}]C{s' </script>
_ ;HdX$op *9'3 `^l //VBScript
(0 T!-hsP <script language="VBScript"><!--
-#Z df| function getIE()
J"r?F0 dim t,l,a,b
2"ax*MQH<^ set a=document.all.img1
]+D@E2E t=document.all.img1.offsetTop
Rc1j^S;> l=document.all.img1.offsetLeft
c-+NWC while a.tagName<>"BODY"
Btm,'kBG set a = a.offsetParent
^')8-aF
. t=t+a.offsetTop
"Rj
PTRe: l=l+a.offsetLeft
1:-'euA" wend
`5Y*)
q msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
iWCYK7c@.- end function
TQ"XjbhU;X --></script>
dtTn]}J n>'(d*[e& 14. 光标是停在文本框文字的最后
8V:;HY# <script language="javascript">
6W
i
n!4 function cc()
xi (@\A {
{++EX2 var e = event.srcElement;
hr
vTFJ var r =e.createTextRange();
tMl y*E r.moveStart(`character`,e.value.length);
!Tnjha* r.collapse(true);
tYjG8P# r.select();
GHv6UIe& }
alb3oipOB </script>
R$&; <input type=text name=text1 value="123" onfocus="cc()">
bn*:Bn1 u zZ|0 15. 判断上一页的来源
l(>6Yq javascript:
j)J |'b| document.referrer
qTuR[( F.vRs|fk 16. 最小化、最大化、关闭窗口
2
}xePX9? <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
r^
r+h[V <param name="Command" value="Minimize"></object>
yT^2;/Z <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
I5"wa:Z <param name="Command" value="Maximize"></object>
H{}&|;0 <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
XM]m%I <PARAM NAME="Command" value="Close"></OBJECT>
rNN>tpZ} p(yv <input type=button value=最小化 onclick=hh1.Click()>
C*Q7@+& <input type=button value=最大化 onclick=hh2.Click()>
YmljHQP <input type=button value=关闭 onclick=hh3.Click()>
!u7KgB<=/F 本例适用于IE
1Yb &E7j MdBmq/[O 17.屏蔽功能键Shift,Alt,Ctrl
Z`-$b~0 <script>
N#u'SGTG function look(){
u&~Xgq5[ if(event.shiftKey)
$0Y`>3 alert("禁止按Shift键!"; //可以换成ALT CTRL
G$C2?|V)= }
J jAxNviG document.onkeydown=look;
@<W` w </script>
HI5NWdfRl hDXTC_^s 18. 网页不会被缓存
&4%pPL\f <META HTTP-EQUIV="pragma" CONTENT="no-cache">
W?Z>g" <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
I_1?J*
b4k <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
w:zo
\ 或者<META HTTP-EQUIV="expires" CONTENT="0">
Xqf\}p n o)I)I/v 19.怎样让表单没有凹凸感?
t w4,gW <input type=text style="border:1 solid #000000">
l,|Llb 或
;lmg0dtJ <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
Luao?;|U O?vh]o 1 solid #000000"></textarea>
{C w.?JU H&s`Xr
20.<div><span>&<layer>的区别?
~~yng-3)1 <div>(division)用来定义大段的页面元素,会产生转行
QFnuu-82" <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
Ti2cD <layer>是ns的标记,ie不支持,相当于<div>
RLf-Rdx/ [#KY.n 21.让弹出窗口总是在最上面:
21!X[)r <body onblur="this.focus();">
&[yC M! &A
s>Y,y 22.不要滚动条?
>33=0< 让竖条没有:
APl]EV"l <body style=`overflow:-Scroll;overflow-y:hidden`>
*k(FbZ </body>
8*-)[+s9il 让横条没有:
jwwRejNV <body style=`overflow:-Scroll;overflow-x:hidden`>
7 2$S'O%,0 </body>
+c8`N'~ 两个都去掉?更简单了
YI0l&'7 <body scroll="no">
@>2]zMFf </body>
4`?PtRX LB@<Q.b,U 23.怎样去掉图片链接点击后,图片周围的虚线?
ltOS()[X <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
P 0\`4Cr! X&[Zk5DU* 24.电子邮件处理提交表单
/US% s <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
O n0!>-b, <input type=submit>
|2'WSAWG </form>
huqtk4u NioqJG?p 25.在打开的子窗口刷新父窗口的代码里如何写?
]DnAW'm window.opener.location.reload()
Op0*tj2i), cPcH
8Vd 26.如何设定打开页面的大小
_V3z!aI <body onload="top.resizeTo(300,200);">
09McUR@ 打开页面的位置<body onload="top.moveBy(300,200);">
5 _y w i).Vu}W#S 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
hV $Zr4' <style>
4evN^es'I_ body
,~7~ S" {background-image:url(logo.gif); background-repeat:no-repeat;
`Fcr`[ <e! TF@ background-position:center;background-attachment: fixed}
[!U%'' </style>
hXFT(J= S\ak(<X 28. 检查一段字符串是否全由数字组成
vcW(?4e <script language="javascript"><!--
A*BN
function checkNum(str){return str.match(//D/)==null}
TgJ+:^+0 alert(checkNum("1232142141"
EkV#i
alert(checkNum("123214214a1"
Qz=e'H // --></script>
'WHI.*= V9/2y9u 29. 获得一个窗口的大小
ku/vV+&O document.body.clientWidth; document.body.clientHeight
PkFG0 @D[+@N 30. 怎么判断是否是字符
.0,G4k/yv if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
2iKteJ@h) else alert("全是字符";
MMO/vJC V.8Vy1 $ 31.TEXTAREA自适应文字行数的多少
!pj&