1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
D9 ,~Fc <table border oncontextmenu=return(false)><td>no</table> 可用于Table
)u(`s `zd HVh+Zk 2. <body onselectstart="return false"> 取消选取、防止复制
mY
|$=n5X ~,m6g&>R 3. onpaste="return false" 不准粘贴
%(,JBa:G Z\4l+.R` 4. oncopy="return false;" oncut="return false;" 防止复制
E.}T.St Y]^[|e8 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
M5[AA/@ "72
_Sw 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
7f~.Qus
QU8?/ 7. <input style="ime-mode:-Disabled"> 关闭输入法
h8$lDFo \b{=&B[Q$' 8. 永远都会带着框架
Pdrz lu <script language="javascript"><!--
zG+oZ if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
kYmkKl_ // --></script>
zl4Iq+5~6Q W5HC7o\4 9. 防止被人frame
<G}>Gk8x <SCRIPT LANGUAGE=javascript><!--
'!b1~+PV if (top.location != self.location)top.location=self.location;
Q<w rO // --></SCRIPT>
=uMoX
- L&. 9.Ll 10. 网页将不能被另存为
dHg[0Br)r <noscript><iframe src=*.html></iframe></noscript>
f* p=]]y <Mxy&9}ic 11. <input type=button value=查看网页源代码
7K%Ac onclick="window.location = `view-source:`+
http://www.51js.com/`";>
B
,e3r AdKv!Ta5b 12.删除时确认
s@K|zOx <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
ko=vK%E[ OqHD=D[ 除</a>
{6 C!^ 5 -]A,SBs 13. 取得控件的绝对位置
GbBcC#0 //javascript
w)5eD+n\- <script language="javascript">
u4rG e! function getIE(E){
'HH[[9Q var t=e.offsetTop;
zxT&K| var l=e.offsetLeft;
g()YP while(e=e.offsetParent){
v`*!Bhc- t+=e.offsetTop;
"b|qyT* Sl l+=e.offsetLeft;
tg7%@SI5^- }
HT[<~c alert("top="+t+"/nleft="+l);
:>\ i }
at/bes W </script>
I[c/)
N [qI, $ + //VBScript
W(9-XlYKE <script language="VBScript"><!--
"tn]s>iAd= function getIE()
,_F1g<^@u dim t,l,a,b
-'*B%yy set a=document.all.img1
N0vr>e` t=document.all.img1.offsetTop
K*d+pImrV l=document.all.img1.offsetLeft
Vyf r>pgW1 while a.tagName<>"BODY"
!Hr~B.f7 set a = a.offsetParent
BwEO2a{ t=t+a.offsetTop
~]O~a}]g( l=l+a.offsetLeft
Cevl#c5p> wend
g-bHf]' msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
F$^RM3 end function
es6!p 7p? --></script>
}[ld=9p( 0h_ 9 14. 光标是停在文本框文字的最后
ToTehVw <script language="javascript">
L(fOe3
v function cc()
g\,pZ]0i {
P>9F(#u_(F var e = event.srcElement;
MRV4D<NQ var r =e.createTextRange();
L 1H!o!* r.moveStart(`character`,e.value.length);
C-V,3}=*2 r.collapse(true);
7b_t%G" r.select();
Wj(O_2
}
@aAB#, </script>
bzF>Efza <input type=text name=text1 value="123" onfocus="cc()">
-B* = V ;%0$3a 15. 判断上一页的来源
&z+nNkr?yN javascript:
zgI!S6q document.referrer
'-N `u$3Y |Rd?s0u 16. 最小化、最大化、关闭窗口
-r@fLkwg <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
SDwTGQ/0 <param name="Command" value="Minimize"></object>
^KM' O8 <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
-Wd2FD^x <param name="Command" value="Maximize"></object>
&CpxD."8x <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
{^a"T'+ <PARAM NAME="Command" value="Close"></OBJECT>
'JU(2mF sf<S#;aYqn <input type=button value=最小化 onclick=hh1.Click()>
M ~zA <input type=button value=最大化 onclick=hh2.Click()>
iVTC"v <input type=button value=关闭 onclick=hh3.Click()>
07P/A^Mkx 本例适用于IE
{E@Fk, %M]%[4eC 17.屏蔽功能键Shift,Alt,Ctrl
="Zr. g~8 <script>
gFizw:l function look(){
GL-v</2'U if(event.shiftKey)
MHeUh[%( alert("禁止按Shift键!"; //可以换成ALT CTRL
Qz=F
nR }
U*!q@g_ document.onkeydown=look;
opU=49b </script>
|r>+\" X Fku~'30 18. 网页不会被缓存
Z-z^0QO <META HTTP-EQUIV="pragma" CONTENT="no-cache">
N?hQ53#3 <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
* ?x$q/a <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
/99S<U2ej 或者<META HTTP-EQUIV="expires" CONTENT="0">
&kUEnwQ- duFVh8 19.怎样让表单没有凹凸感?
=PYfk6j9 <input type=text style="border:1 solid #000000">
=(2y$,6g? 或
)S@e&a|
<input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
b"Hc==` u1a0w 1 solid #000000"></textarea>
"\cDSiD R/ix,GC 20.<div><span>&<layer>的区别?
2[
=
=
<div>(division)用来定义大段的页面元素,会产生转行
<:/Lap#D^ <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
(VV5SvdE <layer>是ns的标记,ie不支持,相当于<div>
6
<XQ'tM]N { RH&mu 21.让弹出窗口总是在最上面:
Kh&W\\K <body onblur="this.focus();">
@6h,#8# nsn 22.不要滚动条?
d!0iv'^ t 让竖条没有:
8?LsV< <body style=`overflow:-Scroll;overflow-y:hidden`>
>M~1{ </body>
)Q= EmZbJz 让横条没有:
diHK <body style=`overflow:-Scroll;overflow-x:hidden`>
|y1O M </body>
Pt5"q3ec{T 两个都去掉?更简单了
A0X'|4I <body scroll="no">
J>Pc@,y </body>
niC ;WK E+z),"QA 23.怎样去掉图片链接点击后,图片周围的虚线?
+ OKk~GYf <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
k;/K']4y TWE>"8] 24.电子邮件处理提交表单
J;HYGu: <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
I\e/
Bv^ <input type=submit>
=r|e]4 </form>
idsBw!DB )|3BS` 25.在打开的子窗口刷新父窗口的代码里如何写?
B|d-3\sn window.opener.location.reload()
dynkb901s )R6h
1 26.如何设定打开页面的大小
]gjQy.c| <body onload="top.resizeTo(300,200);">
d~#B,+ 打开页面的位置<body onload="top.moveBy(300,200);">
h4p<n&)F '3<T~t 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
Z9wKjxu+ <style>
Fi+8| /5 body
w'[JfMu P {background-image:url(logo.gif); background-repeat:no-repeat;
d*$L$1S (A(j.[4a background-position:center;background-attachment: fixed}
s.|OdC>U = </style>
C)UL{n {%wF*?gk 28. 检查一段字符串是否全由数字组成
LV2#w_^I <script language="javascript"><!--
|7%has3" function checkNum(str){return str.match(//D/)==null}
[}$jO,H5r alert(checkNum("1232142141"
#`]`gNB0Yg alert(checkNum("123214214a1"
ej91)3AO // --></script>
j]HzI{7y + Vv+<M 29. 获得一个窗口的大小
lbs0i document.body.clientWidth; document.body.clientHeight
Xwp6]lx cN% r\ 30. 怎么判断是否是字符
1;v,rs M if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
L|hELWru else alert("全是字符";
F8H4R7
8>; 8:t!m>(* 31.TEXTAREA自适应文字行数的多少
c,CcKy;+ <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
<)$&V*\ </textarea>