1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
KAH9?zI)M <table border oncontextmenu=return(false)><td>no</table> 可用于Table
p}_n
:a ~Q}JC3f> 2. <body onselectstart="return false"> 取消选取、防止复制
rw/WD( x2/L`q"M?= 3. onpaste="return false" 不准粘贴
JFf*v6:, AdMA|!|:hc 4. oncopy="return false;" oncut="return false;" 防止复制
\}[{q jp?;8rS3 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
*<Yn /<,LM8n 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
@LZ'Qc
}@ OCIWQ/
P 7. <input style="ime-mode:-Disabled"> 关闭输入法
#/!fLU@ DA;,)A&=Q 8. 永远都会带着框架
.4DX/~F <script language="javascript"><!--
n<\
WVi if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
szW_cjS // --></script>
zG)XB*c
KKpO<TO 9. 防止被人frame
)bN|*Bw3 <SCRIPT LANGUAGE=javascript><!--
?\[2Po]n if (top.location != self.location)top.location=self.location;
#'m&<g, // --></SCRIPT>
} m5AO 4: v%N/mL+5L 10. 网页将不能被另存为
:KY920/, <noscript><iframe src=*.html></iframe></noscript>
)*<=: $h"Ht2/ J 11. <input type=button value=查看网页源代码
CZaUrr onclick="window.location = `view-source:`+
http://www.51js.com/`";>
evOyTvc qOOF]L9r%u 12.删除时确认
;{'{*g[ <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
5MUM{(C G=?2{c}U 除</a>
T4MB~5,i &-^|n*=g6 13. 取得控件的绝对位置
>b9nc\~ //javascript
)9LlM2+y <script language="javascript">
hwgLJY? function getIE(E){
F|.,lb |L var t=e.offsetTop;
GiI|6z! var l=e.offsetLeft;
@n<y[WA while(e=e.offsetParent){
6b&<5,=d: t+=e.offsetTop;
wX dtY l+=e.offsetLeft;
Hjl{M>z }
{@j0?s alert("top="+t+"/nleft="+l);
N0APX4j }
1NJ,If] </script>
LS1r}cl 5cLq6[uO //VBScript
Z|zyO- <script language="VBScript"><!--
!J<}=G5 function getIE()
{c5%.<O dim t,l,a,b
m?LnO5Vs set a=document.all.img1
Gd^K,3:. T t=document.all.img1.offsetTop
LvP{"K; l=document.all.img1.offsetLeft
|KSd@ while a.tagName<>"BODY"
N$#518 set a = a.offsetParent
4-lG{I_S: t=t+a.offsetTop
8w,U[aJm l=l+a.offsetLeft
$x_6
.AOZ, wend
*]uo/g msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
ch2Q k8 end function
H(f~B<7q --></script>
.-Y3oWV S<),
,( 14. 光标是停在文本框文字的最后
FtBYPSGz <script language="javascript">
XP#j9CF#. function cc()
7kDX_,i {
dV+%x"[: var e = event.srcElement;
Cm)_xnv var r =e.createTextRange();
v.Fq.
r.moveStart(`character`,e.value.length);
b'i-/l$ r.collapse(true);
s-^B)0T! r.select();
0Vu&UD }
2de[ yz </script>
3a#X:? <input type=text name=text1 value="123" onfocus="cc()">
q:Lw!'Zh N^i<A2'6S; 15. 判断上一页的来源
}~gBnq_DDU javascript:
)Rhy^<xH document.referrer
E+XpgR5 _3_d;j#G U 16. 最小化、最大化、关闭窗口
rKZ1
c,y <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Bl,rvk2 <param name="Command" value="Minimize"></object>
Twscc"mK <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
c*0pF=3 <param name="Command" value="Maximize"></object>
`dB!Ia| <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
96W!~w2xx <PARAM NAME="Command" value="Close"></OBJECT>
xDRNt Lj<u f5)4H <input type=button value=最小化 onclick=hh1.Click()>
9Z! j <input type=button value=最大化 onclick=hh2.Click()>
(dSf>p r2 <input type=button value=关闭 onclick=hh3.Click()>
G01 J1Ll} 本例适用于IE
XL@Y! 4=]CA O=O 17.屏蔽功能键Shift,Alt,Ctrl
CH
|A^!Zm <script>
OGmOk>_ function look(){
Z7 \gj` if(event.shiftKey)
zk)9tm;i{ alert("禁止按Shift键!"; //可以换成ALT CTRL
Q_p!;3 }
\SB~rz"A document.onkeydown=look;
p7.j>w1F </script>
ce/Z[B+d f-at@C1L%L 18. 网页不会被缓存
8Lm}x_
<META HTTP-EQUIV="pragma" CONTENT="no-cache">
8
1Ar.< <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
AGwFD <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
lZyxJDZ A 或者<META HTTP-EQUIV="expires" CONTENT="0">
t- Rp_2t UclQo~3 19.怎样让表单没有凹凸感?
y\}39Z(] <input type=text style="border:1 solid #000000">
UzLe#3MU 或
hAHZN^x& <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
X^L)5n+$X \U^0E> d 1 solid #000000"></textarea>
fC!]M hA"i 1Ql\aO) 20.<div><span>&<layer>的区别?
[8Zq
1tU;G <div>(division)用来定义大段的页面元素,会产生转行
RI,Z&kXj2o <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
V{51wnxT <layer>是ns的标记,ie不支持,相当于<div>
ppv/A4Kv Ave{ `YD 21.让弹出窗口总是在最上面:
`Qzga}`"] <body onblur="this.focus();">
[Xy^M3 Vf
Jpiv1 22.不要滚动条?
-8-BVU 让竖条没有:
Vwj^h <body style=`overflow:-Scroll;overflow-y:hidden`>
RS`]>K3t </body>
'%!'1si 让横条没有:
L2v
j)( <body style=`overflow:-Scroll;overflow-x:hidden`>
d,"?tip/SX </body>
eK
}AVz}k 两个都去掉?更简单了
& <{= <body scroll="no">
YuO-a$BP </body>
}=kf52Am,} SG6@Rn*^ 23.怎样去掉图片链接点击后,图片周围的虚线?
D@[Mk"f <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
_O!)aD !1MSuvWP 24.电子邮件处理提交表单
]?<j]u0J <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
.A;D-"! <input type=submit>
?sb
Ob </form>
,TuDG*YA z"`q-R }m 25.在打开的子窗口刷新父窗口的代码里如何写?
3`9H window.opener.location.reload()
]6wo]nV[P eQBR*@x 26.如何设定打开页面的大小
?t LJe <body onload="top.resizeTo(300,200);">
XY(3!>/eQ[ 打开页面的位置<body onload="top.moveBy(300,200);">
I?sA)!8 2{t i])
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
U1&pcwP <style>
;F)gr body
'jv[Gcss3L {background-image:url(logo.gif); background-repeat:no-repeat;
eT??F n-q background-position:center;background-attachment: fixed}
?y( D_Nt L </style>
$4yv)6G v?Q|;< 28. 检查一段字符串是否全由数字组成
} $:uN <script language="javascript"><!--
;g[C=yhK`C function checkNum(str){return str.match(//D/)==null}
?A|8J5EV alert(checkNum("1232142141"
H ]BH alert(checkNum("123214214a1"
Yh%a7K // --></script>
zo*YPDEm" %vPs38Fks 29. 获得一个窗口的大小
y#\jc4F_a document.body.clientWidth; document.body.clientHeight
$Iuf(J-5[ F<8Rr#Z 30. 怎么判断是否是字符
Ax[!7~s if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
Vmj7`w& else alert("全是字符";
%j],6wW5J ?b?`(JTR 31.TEXTAREA自适应文字行数的多少
;k6>*wFl|! <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
B~HA 32 </textarea>