1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
^Y mq<*X <table border oncontextmenu=return(false)><td>no</table> 可用于Table
x9fNIuAQ e;LJdd 2. <body onselectstart="return false"> 取消选取、防止复制
;Od;q]G7L ?QzA;8H 3. onpaste="return false" 不准粘贴
\U^0E> d :H}a/ x*ur 4. oncopy="return false;" oncut="return false;" 防止复制
,`<w# "2cJ'n/L 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
mDn*v(
f ["'0vQ 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
PFP/Pe Ng; Qg
dHIMY 7. <input style="ime-mode:-Disabled"> 关闭输入法
m%8idjnG ,^dyS]!d$ 8. 永远都会带着框架
$6p_`LD0 <script language="javascript"><!--
7nh,j <~;2 if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
H^Th]-Zl // --></script>
E1,Sr?' k!/"J
; 9. 防止被人frame
,TuDG*YA <SCRIPT LANGUAGE=javascript><!--
d',OQ,~{ if (top.location != self.location)top.location=self.location;
&_Py{Cv@Dw // --></SCRIPT>
~WS;)Q0| kNX"Vo]1 10. 网页将不能被另存为
X2
{n&K <noscript><iframe src=*.html></iframe></noscript>
fJ!i%</V
qMD!No 11. <input type=button value=查看网页源代码
> UT Ak onclick="window.location = `view-source:`+
http://www.51js.com/`";>
Vc!` BiH Qz*!jwg 12.删除时确认
u(ep$>[F#_ <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
"zSi9]j e/@t U'$ 除</a>
[da,SM PZn[Yb: 13. 取得控件的绝对位置
L%,tc~)A //javascript
|%JJ
S^) <script language="javascript">
^WDAW#f*< function getIE(E){
; z_ZZ(W var t=e.offsetTop;
0i}4T:J@` var l=e.offsetLeft;
_=RA-qZ" while(e=e.offsetParent){
x <^vJ1 t+=e.offsetTop;
{3=\x l+=e.offsetLeft;
vywd&7gK }
k/+-Tq; alert("top="+t+"/nleft="+l);
%-? :'F!1 }
y74Ph:^k </script>
8y;W+I(71 |*079v //VBScript
` aTkIo:ms <script language="VBScript"><!--
]^,<Ez function getIE()
wN,DTmtD
dim t,l,a,b
1
h(oty2p set a=document.all.img1
_RG!lmJV t=document.all.img1.offsetTop
b#p)bcz!I l=document.all.img1.offsetLeft
2.)@u~^Q
while a.tagName<>"BODY"
[u[`!L= set a = a.offsetParent
sY__ak!> t=t+a.offsetTop
FoM4QO l=l+a.offsetLeft
f(.@]eu
X wend
=w HU*mK msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
(p<QRb:&Z end function
ND[u$N+5x" --></script>
55xv+|k <b!ieK?\F3 14. 光标是停在文本框文字的最后
G5W6P7-<X <script language="javascript">
910Ym!\{: function cc()
T^h;T{H2 {
L-_dq0T var e = event.srcElement;
=E Cw' var r =e.createTextRange();
uG2(NwOL r.moveStart(`character`,e.value.length);
4,L( r.collapse(true);
%Kd&A* r.select();
Q g=k@ }
$Z)Dvy| </script>
4fBgmL <input type=text name=text1 value="123" onfocus="cc()">
`j*&F8} /0QGU4= 15. 判断上一页的来源
03?TT,y$ javascript:
sZFIQ)b9 document.referrer
Mw!?2G[| 0S@O]k) 16. 最小化、最大化、关闭窗口
nd
'K4q <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
DX.u"&Mm <param name="Command" value="Minimize"></object>
V%k[S|f3 <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
bHcb+TR3 <param name="Command" value="Maximize"></object>
($*bwqp]} <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
/km^IH <PARAM NAME="Command" value="Close"></OBJECT>
E",s] I@P[}XS <input type=button value=最小化 onclick=hh1.Click()>
:)}iWKAse <input type=button value=最大化 onclick=hh2.Click()>
quc?]rb <input type=button value=关闭 onclick=hh3.Click()>
6N(Wv0b $ 本例适用于IE
v :]y#y ~/1kCZB 17.屏蔽功能键Shift,Alt,Ctrl
flTK <script>
@K36?d]e function look(){
Ixm<wKwW# if(event.shiftKey)
8'J>@ uW alert("禁止按Shift键!"; //可以换成ALT CTRL
yrO'15TB }
ghd~p@4 document.onkeydown=look;
h!56?4,%Y </script>
eKn&`\j6 K^t M$l\ 18. 网页不会被缓存
d.tjLeY <META HTTP-EQUIV="pragma" CONTENT="no-cache">
6gwjrGje\ <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
e/lfT?J\ <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
gT-'#K2qT 或者<META HTTP-EQUIV="expires" CONTENT="0">
v=nq P{ N( E\ 19.怎样让表单没有凹凸感?
]O',Ei^ <input type=text style="border:1 solid #000000">
'vj45b 或
Cl[ '6Lk <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
kCxmC<34 z=<T[Uy 1 solid #000000"></textarea>
sLK J<=0i 8lI#D)} 20.<div><span>&<layer>的区别?
m8$6FN <div>(division)用来定义大段的页面元素,会产生转行
`48jL3| <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
<ro0}%-z>M <layer>是ns的标记,ie不支持,相当于<div>
??12
J# zkn K2e,$ 21.让弹出窗口总是在最上面:
g 'c4&Do <body onblur="this.focus();">
WK0?$[|=r f!ehq\K1k 22.不要滚动条?
CCfuz & 让竖条没有:
^DXERt&3 <body style=`overflow:-Scroll;overflow-y:hidden`>
lxj_(Uo </body>
(7`goi7M 让横条没有:
^M6v;8EU <body style=`overflow:-Scroll;overflow-x:hidden`>
85$MHod}[, </body>
t&:'Ag.G 两个都去掉?更简单了
}M?GqA= <body scroll="no">
\$^ z. </body>
H`]nY`HYg EAxg>}'1j 23.怎样去掉图片链接点击后,图片周围的虚线?
>4}+\ Q`S <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
FMhwk"4L f}^}d"&F 24.电子邮件处理提交表单
(*7edc"F <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
##Z:/SU <input type=submit>
WRZi^B8@ </form>
NZ9=hI;iM OJ8W'"`L& 25.在打开的子窗口刷新父窗口的代码里如何写?
mA(K`"Bfh window.opener.location.reload()
Sd'
uXX@ | ctGxS9 26.如何设定打开页面的大小
'Fo*h6= <body onload="top.resizeTo(300,200);">
wX8T;bo& 打开页面的位置<body onload="top.moveBy(300,200);">
XD{U5.z>y YKf,vHau 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
:N\*;> <style>
Z/sB72K1 body
)+wBS3BC {background-image:url(logo.gif); background-repeat:no-repeat;
tS#EqMf&o {,*G}/9< background-position:center;background-attachment: fixed}
\v9IbU*js </style>
s6OnHX\it7 ;WJ}zjo > 28. 检查一段字符串是否全由数字组成
~Lhq7;=H?O <script language="javascript"><!--
dl'pl function checkNum(str){return str.match(//D/)==null}
:g2?)Er- alert(checkNum("1232142141"
Zq2dCp% alert(checkNum("123214214a1"
&BqRyUM$F // --></script>
9bl&\Ykt. R3d>|`) + 29. 获得一个窗口的大小
{\ P$5O{% document.body.clientWidth; document.body.clientHeight
VxLq,$B76 gHQ[D|zu 30. 怎么判断是否是字符
;E(gl$c: if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
@y;N
u else alert("全是字符";
`^9 Zbwq \2U^y4K. 31.TEXTAREA自适应文字行数的多少
ct3QtX0B <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
Ljq/f&
c </textarea>