1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
Zt&
7p <table border oncontextmenu=return(false)><td>no</table> 可用于Table
HzL~B# ]Exbuc 2. <body onselectstart="return false"> 取消选取、防止复制
U'^ G-@ .}GOHW)} 3. onpaste="return false" 不准粘贴
B8unF=u Y[|9
+T 4. oncopy="return false;" oncut="return false;" 防止复制
!<HF764@` S}VN(g 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
beBv|kI4 rmi&{o: 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
TV|Z$,6l ^F
qs,^~W 7. <input style="ime-mode:-Disabled"> 关闭输入法
nXk9
IG( KSJ+3_7]k 8. 永远都会带着框架
.AQTUd(_ <script language="javascript"><!--
7yJE+o' if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
L8f_^
*, // --></script>
M;W&#Fz% +U<.MVOo. 9. 防止被人frame
mq}UUk@ <SCRIPT LANGUAGE=javascript><!--
MskOPg if (top.location != self.location)top.location=self.location;
Xgl
%2' // --></SCRIPT>
nTw:BU4jd ++UxzUd 10. 网页将不能被另存为
t\]kVo) <noscript><iframe src=*.html></iframe></noscript>
Q"Exmn3p N
A_8<B^ 11. <input type=button value=查看网页源代码
bl^pMt1fv onclick="window.location = `view-source:`+
http://www.51js.com/`";>
dNCd-ep YzJWS|] 12.删除时确认
(uX"n`Dk <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
B
qINU v9!]/]U^ 除</a>
eL'fJcjw< UV</Nx)3 13. 取得控件的绝对位置
PN=5ICT //javascript
vR pO0qG <script language="javascript">
>s!k"s, function getIE(E){
qG2P?D R var t=e.offsetTop;
+ rM]RFi var l=e.offsetLeft;
.Wi%V" while(e=e.offsetParent){
!b+!] 2~g} t+=e.offsetTop;
z_#HJ}R= l+=e.offsetLeft;
DjiI*HLNR }
Z^Wv(:Nr alert("top="+t+"/nleft="+l);
"HwlN_PA }
Ef@)y&hn </script>
5Q:49S47 +QOK]NJN //VBScript
}jP/XO1f <script language="VBScript"><!--
h`eHoKJ#w function getIE()
~ 588md : dim t,l,a,b
fN21[Jv3 set a=document.all.img1
0bD\`Jiv, t=document.all.img1.offsetTop
F7/%,vf l=document.all.img1.offsetLeft
;TK$?hrv*1 while a.tagName<>"BODY"
$"}[\>e*{ set a = a.offsetParent
bA'N2~., t=t+a.offsetTop
8A/rkoht* l=l+a.offsetLeft
2S4SG\ wend
'c]Pm,Ls msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
``@e7~F{ end function
$" =3e]< --></script>
T.B7QAI. H tO D}& 14. 光标是停在文本框文字的最后
w'y,$gtX/ <script language="javascript">
-6X+:r`>u function cc()
,g3n/'rP% {
8wEJyAu2 var e = event.srcElement;
Fiw^twz5 var r =e.createTextRange();
e?
|4O<@ r.moveStart(`character`,e.value.length);
rd24R-6 r.collapse(true);
(h[.
Ie r.select();
vIZFI }
v`Ja Bn </script>
}I#_H <input type=text name=text1 value="123" onfocus="cc()">
EN,}[^Z Adfnd 15. 判断上一页的来源
\J;]g\&I" javascript:
ER}5`*X{ document.referrer
uu>R)iTQ%S *D`$oK,U 16. 最小化、最大化、关闭窗口
9A|9:OdG1 <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Sw? EF8}[ <param name="Command" value="Minimize"></object>
|0X~D}r|J <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
WD*z..` <param name="Command" value="Maximize"></object>
g0IvcA <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
VCIV*5
P <PARAM NAME="Command" value="Close"></OBJECT>
NQcg}y C0>L<*C <input type=button value=最小化 onclick=hh1.Click()>
afu!.}4Ct <input type=button value=最大化 onclick=hh2.Click()>
,Vof<,x0 <input type=button value=关闭 onclick=hh3.Click()>
'!`]Zc 本例适用于IE
qd~9uo&[Ig EN8xn9M? 17.屏蔽功能键Shift,Alt,Ctrl
D^U?!S&4~ <script>
U]9k,# function look(){
WZP1g kX&M if(event.shiftKey)
k 6i&NG6 alert("禁止按Shift键!"; //可以换成ALT CTRL
KYl!Iw67d }
5{v uN)K3 document.onkeydown=look;
0h{&k7T<7 </script>
GNHW bC6_m OsRizcgdA 18. 网页不会被缓存
IP)%y%ycw <META HTTP-EQUIV="pragma" CONTENT="no-cache">
I%B\Wy/j^ <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
UA*Kuad <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
K `A8N 或者<META HTTP-EQUIV="expires" CONTENT="0">
mHH>qW{` 58eO|c( 19.怎样让表单没有凹凸感?
%J9+`uSl <input type=text style="border:1 solid #000000">
%u2",eHCB 或
{.e^1qE <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
!;${2 Q mMO]l(a& 1 solid #000000"></textarea>
M 5`hMfg 8==_43 20.<div><span>&<layer>的区别?
YgjN*8w\ <div>(division)用来定义大段的页面元素,会产生转行
k]2_vk^ <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
,3!4
D^ <layer>是ns的标记,ie不支持,相当于<div>
yW"[}Lh4 0F
2p4!@W 21.让弹出窗口总是在最上面:
0ZZ Wj% <body onblur="this.focus();">
rFp>A`TJ k^zU; 22.不要滚动条?
k~fH:X~x 让竖条没有:
|t~>Xs <body style=`overflow:-Scroll;overflow-y:hidden`>
$\M];S=CY </body>
JC;&]S. 让横条没有:
b #Llu$ <body style=`overflow:-Scroll;overflow-x:hidden`>
=hY/Yr%P </body>
Zq5~M bldh 两个都去掉?更简单了
H5o=nWQ6e <body scroll="no">
QV4FA&f& </body>
91nw1c! jdx T662q 23.怎样去掉图片链接点击后,图片周围的虚线?
X}g3[ <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
!/=.~B i?7?I 24.电子邮件处理提交表单
\)ZCB7| <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
Ch:EL-L <input type=submit>
hML-zZ </form>
{faIyKtW ;WgUhA
;q 25.在打开的子窗口刷新父窗口的代码里如何写?
:T<5Tq*+x window.opener.location.reload()
e^$JGh2 ;|:R*(2 26.如何设定打开页面的大小
%joL}f[ <body onload="top.resizeTo(300,200);">
L|6I 打开页面的位置<body onload="top.moveBy(300,200);">
2(m#WK7>F jx2{kK 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
%Y>E <style>
$g/h=w@ body
O~Bh(_R& {background-image:url(logo.gif); background-repeat:no-repeat;
W!Fc60>p@f 6Rmdf>a background-position:center;background-attachment: fixed}
@PctBS<s </style>
(NN;1{DB8 RgZ9ZrE\ 28. 检查一段字符串是否全由数字组成
L0GQH;Y,h <script language="javascript"><!--
"fW
}6pS function checkNum(str){return str.match(//D/)==null}
DJAKF alert(checkNum("1232142141"
OkfxX&n alert(checkNum("123214214a1"
=G"ney2 // --></script>
(OA4H1DL^ q alrG2
29. 获得一个窗口的大小
j-.Y!$a%6 document.body.clientWidth; document.body.clientHeight
5pK
_-:? QHc([%oV 30. 怎么判断是否是字符
EdkIT|c{ if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
8@RtL,[d else alert("全是字符";
(.VS&Kv#U ou-uZ"$,c 31.TEXTAREA自适应文字行数的多少
}}D32TVN <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
e`OQ6|.k8 </textarea>