1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
R#8L\1l <table border oncontextmenu=return(false)><td>no</table> 可用于Table
1\rz%E bB;5s`- 2. <body onselectstart="return false"> 取消选取、防止复制
r!a3\ep H_<C!OgR 3. onpaste="return false" 不准粘贴
f &wb "{Eta 4. oncopy="return false;" oncut="return false;" 防止复制
\<6CZ usL*
x9i 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
f[^Aw(o 84 pFc;< 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
=+MPFhvg! .JiziFJ@mj 7. <input style="ime-mode:-Disabled"> 关闭输入法
M6-&R=78K x`IEU*z# 8. 永远都会带着框架
%O;bAC_M <script language="javascript"><!--
4u47D$= if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
x6ARzH\ // --></script>
U\<?z Dw 7y@Pa&^8 9. 防止被人frame
B=A [ymm <SCRIPT LANGUAGE=javascript><!--
JyOo1E. if (top.location != self.location)top.location=self.location;
c+nq] xOs' // --></SCRIPT>
0aa&m[Mk (%W&4a1di 10. 网页将不能被另存为
^7KH _t8 <noscript><iframe src=*.html></iframe></noscript>
g5QZ0Qkj dIBE!4 V[ 11. <input type=button value=查看网页源代码
>:!X.TG$ onclick="window.location = `view-source:`+
http://www.51js.com/`";>
y(pks$ "s_lP&nq 12.删除时确认
-JjM y X <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
`&sH-d4v E5lBdM>2 除</a>
GMl;7?RA - kwXvYu\ 13. 取得控件的绝对位置
_ T):G6C8 //javascript
-rli(RR)| <script language="javascript">
SHo$9+ function getIE(E){
^ tg<K var t=e.offsetTop;
KOuCHqCfq var l=e.offsetLeft;
>R!jB]5 while(e=e.offsetParent){
rOOT8nkR# t+=e.offsetTop;
vv+z'(l l+=e.offsetLeft;
6@0OQb }
krvp&+uX alert("top="+t+"/nleft="+l);
.KUv(- }
Z%/=|[9i </script>
}YNR"X9*)/ NI
[
pp` //VBScript
hPePB= <script language="VBScript"><!--
364`IC( a function getIE()
9g"2^^wD dim t,l,a,b
i||]V*5n set a=document.all.img1
wN-d'-z/rd t=document.all.img1.offsetTop
scou%K l=document.all.img1.offsetLeft
GV69eG3bX# while a.tagName<>"BODY"
Q;JM$a?5iV set a = a.offsetParent
QKN+>X t=t+a.offsetTop
474SMx$ l=l+a.offsetLeft
#(JNn'fzq wend
4 k _vdz msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
.QJ5sgmh end function
YLv'43PL --></script>
es&vMY |O9O )o 14. 光标是停在文本框文字的最后
}h!f eP <script language="javascript">
f;gw"onx8F function cc()
T<p !5`B 1 {
EYEnN var e = event.srcElement;
h+&OQ%e=8 var r =e.createTextRange();
`FTy+8mw r.moveStart(`character`,e.value.length);
=mpVYA r.collapse(true);
v`zJb00DT r.select();
gSUcx9f] }
9:1Q1,-i!- </script>
$79=lEn, <input type=text name=text1 value="123" onfocus="cc()">
"4+WZR] 0rDh}<upjk 15. 判断上一页的来源
i/ )am9 javascript:
Tewb?: document.referrer
@jSYB+D sVv xHkt@ 16. 最小化、最大化、关闭窗口
a\E:sPM'> <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
|>27B <param name="Command" value="Minimize"></object>
Z}l3l`h! <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
&6YIn|} <param name="Command" value="Maximize"></object>
\uC15s< <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
u!X|A`o5i <PARAM NAME="Command" value="Close"></OBJECT>
qHrA%k^!2O NzSoqh{R <input type=button value=最小化 onclick=hh1.Click()>
N<|Nwq:NN <input type=button value=最大化 onclick=hh2.Click()>
lWc:$qnR-K <input type=button value=关闭 onclick=hh3.Click()>
)V6Hl@v 本例适用于IE
au=o6WRa Hx*;jpy(2 17.屏蔽功能键Shift,Alt,Ctrl
tEK my7'# <script>
G) 7;; function look(){
TbGn46!: if(event.shiftKey)
Dg?70v<a alert("禁止按Shift键!"; //可以换成ALT CTRL
JB`\G=PiL }
Q/_f
zg document.onkeydown=look;
`-l6S </script>
DhT>']Z v` 7RCg` 18. 网页不会被缓存
ie\"$i.98H <META HTTP-EQUIV="pragma" CONTENT="no-cache">
PCM-i{6/ <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
Ry K\uv <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
R0vI bFwj 或者<META HTTP-EQUIV="expires" CONTENT="0">
4K\(xd&Q ws|;` 19.怎样让表单没有凹凸感?
L>%o[tS <input type=text style="border:1 solid #000000">
e5B Qr$j 或
~ga`\%J <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
TXk?#G\o &[/w_|b 1 solid #000000"></textarea>
)Es"LP] MLWM&cFG 20.<div><span>&<layer>的区别?
;\Y&ce <div>(division)用来定义大段的页面元素,会产生转行
T}P".kpbS <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
!Kj,9NX{U <layer>是ns的标记,ie不支持,相当于<div>
X+}1 "4H
+!r} 21.让弹出窗口总是在最上面:
^Z#W_R\l <body onblur="this.focus();">
V<@ o<R k"]dK,, 22.不要滚动条?
_/!y)&4" 让竖条没有:
5v}8org <body style=`overflow:-Scroll;overflow-y:hidden`>
mvZw </body>
,7NZu0 让横条没有:
>U*T0FL7 <body style=`overflow:-Scroll;overflow-x:hidden`>
? 1$fJ3 </body>
$UCAhG$ 两个都去掉?更简单了
!@'6)/ <body scroll="no">
oMTf"0EIW </body>
K7W6ZH9; `~;rblo; 23.怎样去掉图片链接点击后,图片周围的虚线?
@reeO= <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
xs:n\N <**y !2 24.电子邮件处理提交表单
~UjGSO)z} <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
``e$AS <input type=submit>
*nsAgGKKM^ </form>
oDYRQozo> <5jzl 25.在打开的子窗口刷新父窗口的代码里如何写?
_DNHc* window.opener.location.reload()
j;3[KLmuK% :WL'cJ9a 26.如何设定打开页面的大小
#x3ujJ <body onload="top.resizeTo(300,200);">
mP P`xL?T 打开页面的位置<body onload="top.moveBy(300,200);">
sHl>$Qevz 3?Pn6J{O 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
#ap9Yoyk\ <style>
WT`4s body
D{4YxR
PX {background-image:url(logo.gif); background-repeat:no-repeat;
[$"n^5_~ +d!v}aJ background-position:center;background-attachment: fixed}
%\r!7@Q </style>
.h5[Q/*h .]7Qu;L 28. 检查一段字符串是否全由数字组成
ql?=(b;D <script language="javascript"><!--
hk;7:G function checkNum(str){return str.match(//D/)==null}
(BfgwC) alert(checkNum("1232142141"
Zg`Mz
_? alert(checkNum("123214214a1"
S"k*6U // --></script>
OP|8S k6
r e-*.Ca 29. 获得一个窗口的大小
^=SD9V document.body.clientWidth; document.body.clientHeight
`8>Py~
9*=W- v 30. 怎么判断是否是字符
|{ PI102 if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
['*8IWg else alert("全是字符";
w{90` QZhjb 31.TEXTAREA自适应文字行数的多少
g
HbxgeL <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
njnDW~Snb </textarea>