1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
T|lyjX$Q]9 <table border oncontextmenu=return(false)><td>no</table> 可用于Table
^tKJ}} K9f7,/ 2. <body onselectstart="return false"> 取消选取、防止复制
%TRH,-@3h n"Q fW~ U 3. onpaste="return false" 不准粘贴
%#b+ =J ^tFgkzXm 4. oncopy="return false;" oncut="return false;" 防止复制
`PvGfmYOl T1pMe{ 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
}8&L?B;90 vxx7aPjC 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
a+{95"4 y5bELWA 7. <input style="ime-mode:-Disabled"> 关闭输入法
RBM4_L Bc2PF;n 8. 永远都会带着框架
*`.4M)Ym~ <script language="javascript"><!--
LjA>H>8%[ if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
h; sdm/ // --></script>
pM'AhzS oFUP`p%[ 9. 防止被人frame
(_O_zu8_ <SCRIPT LANGUAGE=javascript><!--
9:jZ3U if (top.location != self.location)top.location=self.location;
mbRN W // --></SCRIPT>
Ok2>%e >QM$
NIf@ 10. 网页将不能被另存为
*FEY"W+bY <noscript><iframe src=*.html></iframe></noscript>
9Fm><,0'u
'HDbU#vD 11. <input type=button value=查看网页源代码
"Crm\UI6 onclick="window.location = `view-source:`+
http://www.51js.com/`";>
dLI`\e<r&[ 3xz{[ 5<p 12.删除时确认
1]j_4M14aA <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
l<#*[TJ a
uz2n 除</a>
(~FLG I j(maj 13. 取得控件的绝对位置
#s' //javascript
,l_n:H+"F <script language="javascript">
9K
F`9Y function getIE(E){
$di8#O* var t=e.offsetTop;
S\O6B1<: var l=e.offsetLeft;
z!6:Dt6^ while(e=e.offsetParent){
p6'wg#15 t+=e.offsetTop;
|J#mgA}( l+=e.offsetLeft;
d^.fB+)A3 }
y-c2tF@'v alert("top="+t+"/nleft="+l);
&D 4Ci_6k }
_ s[v:c </script>
zn|/h,. *qm@;!C //VBScript
ij=}3;L_! <script language="VBScript"><!--
mMEa*9P function getIE()
.\>I- dim t,l,a,b
e.IKmH]z set a=document.all.img1
8L7ZWw
d t=document.all.img1.offsetTop
#7A_p8 l=document.all.img1.offsetLeft
hup<U+p while a.tagName<>"BODY"
?"[h P=3J set a = a.offsetParent
I5J9,j t=t+a.offsetTop
Gp/yr l=l+a.offsetLeft
icPg<>TQ wend
SlZ>N$E msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
T=QV =21qn end function
N yK7TKui --></script>
s~(iB{- @gZ<!g/vza 14. 光标是停在文本框文字的最后
" '/$ZpY <script language="javascript">
;9R;D,Gk! function cc()
Jh'\ nDz@e {
Fhn=}7|4q var e = event.srcElement;
B)M& FO var r =e.createTextRange();
$}/ !mXI5 r.moveStart(`character`,e.value.length);
WwF4`kxT r.collapse(true);
S:En9E r.select();
HwH Wi }
n8 eR?'4 </script>
I(dMiL <input type=text name=text1 value="123" onfocus="cc()">
bNG;`VZ% Ge>%?\ 15. 判断上一页的来源
B|Rnh;B- javascript:
2I#4jy/g document.referrer
}bVWV0Aeim -PSI^%TR# 16. 最小化、最大化、关闭窗口
w8Mi:;6 <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
m b\}F9 <param name="Command" value="Minimize"></object>
qi\!<clv <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Sh=Px9'i <param name="Command" value="Maximize"></object>
YpT x1c- <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
o0p%j4vac <PARAM NAME="Command" value="Close"></OBJECT>
,HxsU,xiG [~ sXjaL8 <input type=button value=最小化 onclick=hh1.Click()>
c2z%|\q <input type=button value=最大化 onclick=hh2.Click()>
s}d1 k <input type=button value=关闭 onclick=hh3.Click()>
S3=M k~_& 本例适用于IE
=;/4j'1}9 ,xew3c'(W 17.屏蔽功能键Shift,Alt,Ctrl
"3*Chc <script>
y4HOKJxI function look(){
Xp=Y<`dX if(event.shiftKey)
:A,V<Es}I" alert("禁止按Shift键!"; //可以换成ALT CTRL
(c<Krc
h }
.Y%)& document.onkeydown=look;
p0xd
c3 </script>
tj ,*-).4% Eg"DiI)7 18. 网页不会被缓存
aPq9^S* <META HTTP-EQUIV="pragma" CONTENT="no-cache">
ai(<"|( <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
U/2g N
H <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
]Ph~-O 或者<META HTTP-EQUIV="expires" CONTENT="0">
x7X"'1U 0(|BQ'4~H 19.怎样让表单没有凹凸感?
.(,4a<I?%N <input type=text style="border:1 solid #000000">
nBd!296 或
j w)Lofn <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
P nsQ[}. E/<[G? 1 solid #000000"></textarea>
8=!M0i ?=]`X=g6 20.<div><span>&<layer>的区别?
Tw{H+B"uVz <div>(division)用来定义大段的页面元素,会产生转行
,# 1ke <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
<_02)6j <layer>是ns的标记,ie不支持,相当于<div>
J<Wz3}w6 aXyu%<@k 21.让弹出窗口总是在最上面:
#dDsI]E) <body onblur="this.focus();">
~(tZW K h9 $ 22.不要滚动条?
,|_ewye 让竖条没有:
:".:Wd <body style=`overflow:-Scroll;overflow-y:hidden`>
&+-ZXN </body>
S<f&?\wK=v 让横条没有:
w~EXO;L2 <body style=`overflow:-Scroll;overflow-x:hidden`>
z= -u89] </body>
mf'N4y% 两个都去掉?更简单了
oh`I$ <body scroll="no">
`e0U-W]kF </body>
^CTgo,uf6H V#1_jxP)Q 23.怎样去掉图片链接点击后,图片周围的虚线?
X-! yi <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
~1pJQ)!zlq @5H1Ni5/o@ 24.电子邮件处理提交表单
e_+`%A+- <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
4:8#&eF <input type=submit>
*$x/(!UE </form>
>\K<q>* /d5_-AB(v 25.在打开的子窗口刷新父窗口的代码里如何写?
!Y-MUZ$f window.opener.location.reload()
kwdmw_ ^ 3LM%B 26.如何设定打开页面的大小
h)q:nlKUW <body onload="top.resizeTo(300,200);">
PG9won5_ 打开页面的位置<body onload="top.moveBy(300,200);">
+~=>72/r p8BA an3 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
FyYQ4ov0&o <style>
{a9Z<P body
??{ (.`}R~ {background-image:url(logo.gif); background-repeat:no-repeat;
-8qLshQ 9Ps:]Kp!vN background-position:center;background-attachment: fixed}
fcb:LPk; </style>
Tfhg\++u qt}vM*0}V 28. 检查一段字符串是否全由数字组成
}1w[G;$ <script language="javascript"><!--
A6}M F function checkNum(str){return str.match(//D/)==null}
*Xt#04_ alert(checkNum("1232142141"
!h7`W*:: alert(checkNum("123214214a1"
Ly\$?3h // --></script>
RMDs~ &by,uVb=|{ 29. 获得一个窗口的大小
m^h"VH,
document.body.clientWidth; document.body.clientHeight
?]f+)tCMs _%!C;`3Y 30. 怎么判断是否是字符
F8YD: if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
q|om^:n. else alert("全是字符";
~R/7J{Sg <"/Y`/ 31.TEXTAREA自适应文字行数的多少
E8=.TM]L <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
%p"x|e </textarea>