1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
!Xm: $KH <table border oncontextmenu=return(false)><td>no</table> 可用于Table
4]bT O m_B5M0}, 2. <body onselectstart="return false"> 取消选取、防止复制
Ogb_WO;) ( nh!tC 3. onpaste="return false" 不准粘贴
A SSoKrFL ~&x%;cnv_ 4. oncopy="return false;" oncut="return false;" 防止复制
P(`IY+
r2G<::<zL 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
Ij+zR>P8=\ Fv9Z'#t 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
}5k"aCno $sJn:
8z 7. <input style="ime-mode:-Disabled"> 关闭输入法
,>$#e1!J md0=6<
}P 8. 永远都会带着框架
VV <script language="javascript"><!--
1f=L8Dr if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
}=U\v'%m // --></script>
Vr*t~M> 1}6pq2 9. 防止被人frame
+K?h]v]% <SCRIPT LANGUAGE=javascript><!--
')BQ 0sg if (top.location != self.location)top.location=self.location;
so7;h$h!H // --></SCRIPT>
ld
$`5!Z !o@-kl 10. 网页将不能被另存为
t]x HM <noscript><iframe src=*.html></iframe></noscript>
^!9b#Ja '|Oi#S 11. <input type=button value=查看网页源代码
k=@Q#=;*[W onclick="window.location = `view-source:`+
http://www.51js.com/`";>
C$bK!]a h@J`:KO 12.删除时确认
)d(cXN-T <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
J0#% *B Ur`v*LT}~ 除</a>
=9c24j 8<^,<? 13. 取得控件的绝对位置
r
(uM$R$o //javascript
Pc3u`Q L? <script language="javascript">
rnr7t \a~] function getIE(E){
[D t`@Dm var t=e.offsetTop;
ctZW7 var l=e.offsetLeft;
7-5q\[ZK while(e=e.offsetParent){
qb_V
,b9 t+=e.offsetTop;
d>%_<pw l+=e.offsetLeft;
vl#/8]0! }
%VMazlM15 alert("top="+t+"/nleft="+l);
rdb%/@.- }
|3i~?]
A </script>
R9W(MLe58 7@sWT<P //VBScript
DbcKKgPn(9 <script language="VBScript"><!--
qSQjAo4t@ function getIE()
.JiQq] dim t,l,a,b
O/k4W# set a=document.all.img1
!
>:O3*/ t=document.all.img1.offsetTop
~ _raI7, l=document.all.img1.offsetLeft
/eI38>v while a.tagName<>"BODY"
/nrDU* set a = a.offsetParent
WFkXz*7B t=t+a.offsetTop
Pwq}
;+ l=l+a.offsetLeft
68y.yX[ wend
=3"Nn4Z msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
pK3cg|} end function
{e~d^^N5 --></script>
Xm*Dh#H ;02lmpBj 14. 光标是停在文本框文字的最后
l- X|3 , <script language="javascript">
(p. 5J function cc()
#zXDh3%]a {
1t)6wk
N var e = event.srcElement;
{<GsM var r =e.createTextRange();
65AOFH r.moveStart(`character`,e.value.length);
gs!{'=4wT r.collapse(true);
[J^,_iN[. r.select();
v}!,4,]:& }
cq 0jM;@d </script>
k@Hu0x <input type=text name=text1 value="123" onfocus="cc()">
&8;mcM//4 #C+0m` 15. 判断上一页的来源
Rl,B !SF javascript:
$]Q_x? document.referrer
'g^]ZTxb TqlUe@E 16. 最小化、最大化、关闭窗口
+@!9&5SA <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
/
g&mDYV| <param name="Command" value="Minimize"></object>
lu >>~vy6 <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
nhIITfJJ <param name="Command" value="Maximize"></object>
J@Li*Ypo <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
vH?/YhH| <PARAM NAME="Command" value="Close"></OBJECT>
RH`m=?~J, P`"dj@1' <input type=button value=最小化 onclick=hh1.Click()>
qYpHH!!C= <input type=button value=最大化 onclick=hh2.Click()>
^)SvH <input type=button value=关闭 onclick=hh3.Click()>
aqMZ%~7 本例适用于IE
{ng Jjy}m0)#W_ 17.屏蔽功能键Shift,Alt,Ctrl
9u:MF0:W <script>
z` sH function look(){
l/TH"z( if(event.shiftKey)
)X@(>b{ alert("禁止按Shift键!"; //可以换成ALT CTRL
wHAh6lm }
'n=FBu^ document.onkeydown=look;
k<:!^_3H </script>
D`LwW` 9 rz3&khi 18. 网页不会被缓存
_rajm J <META HTTP-EQUIV="pragma" CONTENT="no-cache">
:dK%=j*ZK <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
C6Kz6_DQZ <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
M~@\x]p > 或者<META HTTP-EQUIV="expires" CONTENT="0">
ak NJL\b i3kI{8h 19.怎样让表单没有凹凸感?
ztTpMj <input type=text style="border:1 solid #000000">
o&>0
pc 或
u^{Q|o:=x <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
\>\w-ty[( vbSz&+52; 1 solid #000000"></textarea>
>z(6ADq fxc~5~$> 20.<div><span>&<layer>的区别?
#a/lt^}C* <div>(division)用来定义大段的页面元素,会产生转行
~:JKXa? <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
08'JT{i id <layer>是ns的标记,ie不支持,相当于<div>
0AaN %~6+=*(\ 21.让弹出窗口总是在最上面:
"r[Ea| <body onblur="this.focus();">
}$b/g /WM
: Bj 22.不要滚动条?
r"0nUf*og: 让竖条没有:
Tp9LBF <body style=`overflow:-Scroll;overflow-y:hidden`>
B[k"xs </body>
D$j`+` 让横条没有:
T*$uc, <body style=`overflow:-Scroll;overflow-x:hidden`>
%D&FnTa </body>
#Uudx~b 两个都去掉?更简单了
oVLz7Y[JE <body scroll="no">
0a(*/u </body>
{xOu*8J B$7lL 23.怎样去掉图片链接点击后,图片周围的虚线?
<1hwXo <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
KKOu":b
GM@TWwG-B 24.电子邮件处理提交表单
R,y8~D <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
SBYRN##n_ <input type=submit>
/R^!~J50 </form>
s$RymM 6jKM,%l 25.在打开的子窗口刷新父窗口的代码里如何写?
|R+=Yk&u window.opener.location.reload()
{"@ Bf<J# Uz1u6BF 26.如何设定打开页面的大小
1Ce:<.99B <body onload="top.resizeTo(300,200);">
N`#v"f<~Q 打开页面的位置<body onload="top.moveBy(300,200);">
h>\}-|Ek !FO92 P16 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
0wOgQ n <style>
dso\+s body
hR. EZ|. {background-image:url(logo.gif); background-repeat:no-repeat;
PUa~Apj' |=7%Edkd background-position:center;background-attachment: fixed}
"+|>nA=7 </style>
4h(aTbHaQ >q]r)~8F^ 28. 检查一段字符串是否全由数字组成
?lbX.+ <script language="javascript"><!--
Gk!v-h9cq function checkNum(str){return str.match(//D/)==null}
;7qk9rz4 alert(checkNum("1232142141"
~>{<r{H"S alert(checkNum("123214214a1"
60hf)er // --></script>
]H.+=V;1 y_J{+ 29. 获得一个窗口的大小
3?fya8W< document.body.clientWidth; document.body.clientHeight
tl#hCy |>[w$ 30. 怎么判断是否是字符
Wqy8ZgSC if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
^ 41p+ else alert("全是字符";
I]T-}pG 71f]Kalq L 31.TEXTAREA自适应文字行数的多少
m@jOIt!< <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
+L_.XToq- </textarea>