1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
e,|"9OK <table border oncontextmenu=return(false)><td>no</table> 可用于Table
Xy=|qu h}rrsVj3 2. <body onselectstart="return false"> 取消选取、防止复制
n"d~UV^Uw >"N \ZC^ 3. onpaste="return false" 不准粘贴
4|7L26,]5 1&U'pp|T 4. oncopy="return false;" oncut="return false;" 防止复制
rJKX4,M =`Nnd@3v 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
~Og'IRf IiS1ubNtZ 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
%\Ig{Rj; );7csh% 7. <input style="ime-mode:-Disabled"> 关闭输入法
)xlNj$(x5n ${0Xq k 8. 永远都会带着框架
"kVN|Do <script language="javascript"><!--
JKGUg3\~ if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
<iv9Mg} // --></script>
Oa
CkU J1yy6Wq3[ 9. 防止被人frame
U/wY;7{)# <SCRIPT LANGUAGE=javascript><!--
c;BQ$je} if (top.location != self.location)top.location=self.location;
:KMo'pL // --></SCRIPT>
(a@cK, b{(!Ls_ & 10. 网页将不能被另存为
boJQ3Xc <noscript><iframe src=*.html></iframe></noscript>
Su-LZ'C\ NS mo(c>5 11. <input type=button value=查看网页源代码
!\RR UH* onclick="window.location = `view-source:`+
http://www.51js.com/`";>
^4c2}>f `Nc3I\tCM 12.删除时确认
D?8t'3no <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
5/>G)& ~+V]MT 除</a>
SL>>]A,E<` >c8zMd 13. 取得控件的绝对位置
$bD 3 //javascript
ZO
W{rv] <script language="javascript">
-GH#nF3G function getIE(E){
=KMd! $J\ var t=e.offsetTop;
/$]dVvhX% var l=e.offsetLeft;
pcoJ\&&W while(e=e.offsetParent){
C7eaioW$ t+=e.offsetTop;
IeZ}`$[H l+=e.offsetLeft;
j#<#o:If }
_QkU,[E alert("top="+t+"/nleft="+l);
7Ja^d-F7 }
DTAEfs!ZW </script>
jKM-(s!( at
]Lz_\ //VBScript
G2
xYa$&][ <script language="VBScript"><!--
=DGaK0n function getIE()
Y')in7g dim t,l,a,b
ukzXQe;l1 set a=document.all.img1
_av%`bb&z9 t=document.all.img1.offsetTop
bXC;6xZV l=document.all.img1.offsetLeft
b>&kL while a.tagName<>"BODY"
_dIv{L! set a = a.offsetParent
_H<ur?G t=t+a.offsetTop
-Y2h vC l=l+a.offsetLeft
'R,1Jmx wend
*.n9D msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
T->O5t c end function
Y&]pC --></script>
AbcmI*y ,Es5PmV@$% 14. 光标是停在文本框文字的最后
2pxl! <script language="javascript">
/vwGSuk._ function cc()
}NiJDs {
onHUi]yYu{ var e = event.srcElement;
WVf;uob{ var r =e.createTextRange();
@;JT }R H- r.moveStart(`character`,e.value.length);
\E]s]ft;+ r.collapse(true);
z^ KrR r.select();
?N&"WL^| }
//_v"dqP{) </script>
X;6&:%ZL@^ <input type=text name=text1 value="123" onfocus="cc()">
4$1sBY/ [[LCEw 15. 判断上一页的来源
xH; 4lw javascript:
MpGWt# document.referrer
v|CRiwx J:M^oA'N:> 16. 最小化、最大化、关闭窗口
V)_mo/D!D <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
*~:4&$ <param name="Command" value="Minimize"></object>
{*yhiE , <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
'~<D[](/F <param name="Command" value="Maximize"></object>
Cq}LKiu <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
"<txg%j\J <PARAM NAME="Command" value="Close"></OBJECT>
.' 3;Z'%"g pU<->d;-> <input type=button value=最小化 onclick=hh1.Click()>
fL'
42 <input type=button value=最大化 onclick=hh2.Click()>
r#d~($[93 <input type=button value=关闭 onclick=hh3.Click()>
(LkGBnXE 本例适用于IE
OI::0KOv ^#vWdOlt 17.屏蔽功能键Shift,Alt,Ctrl
C(xdiQJh <script>
h9 [ov) function look(){
Y[
a$~n^:n if(event.shiftKey)
Vdh5s 292h alert("禁止按Shift键!"; //可以换成ALT CTRL
&NB[:S= }
;_1D-Mf document.onkeydown=look;
:&9#p%/ </script>
Wd3/Y/MD ppmDmi~X 18. 网页不会被缓存
QVQe9{ "0 <META HTTP-EQUIV="pragma" CONTENT="no-cache">
`hY%<L sI <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
%h2U(=/: <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
WSW aq\9]8 或者<META HTTP-EQUIV="expires" CONTENT="0">
*^}(LoPZ xBl}=M?Qu 19.怎样让表单没有凹凸感?
U43PHcv_ <input type=text style="border:1 solid #000000">
u2@:[:Ao 或
+p>tO\mo <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
4B^f"6' C[|jJ9VE, 1 solid #000000"></textarea>
) zz"DH z;2kKQZm 20.<div><span>&<layer>的区别?
NIQNzq?a^ <div>(division)用来定义大段的页面元素,会产生转行
f0O"Hm$Z <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
lk)38. <layer>是ns的标记,ie不支持,相当于<div>
P9SyQbcK A@f`g[q 21.让弹出窗口总是在最上面:
xCiY
jl$ <body onblur="this.focus();">
jaFBz&P/# [8l8m6 22.不要滚动条?
vRVQ:fw 让竖条没有:
#L`@[" <body style=`overflow:-Scroll;overflow-y:hidden`>
A)/_: </body>
QUH USDT 让横条没有:
SB:-zQ5 <body style=`overflow:-Scroll;overflow-x:hidden`>
kOs_] </body>
M(jSv 两个都去掉?更简单了
*)T},|Gc <body scroll="no">
ys u"+J </body>
!QSL8v@c :BNqr[=b 23.怎样去掉图片链接点击后,图片周围的虚线?
Y'DI@ <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
TMT65X! |36d<b Io 24.电子邮件处理提交表单
>E^sZmY[f- <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
_r?H by<b <input type=submit>
LS?3 >1g </form>
ApG_Gd. Vyf r>pgW1 25.在打开的子窗口刷新父窗口的代码里如何写?
G ZDyw9 window.opener.location.reload()
LW{7|g "6FZX~]s! 26.如何设定打开页面的大小
1I<fp $h <body onload="top.resizeTo(300,200);">
u?&P6|J& 打开页面的位置<body onload="top.moveBy(300,200);">
OtBVfA:[ R]/3`X9!d> 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
%8DU}}Rj <style>
\h!%U*!7{ body
Xt_8=Q {background-image:url(logo.gif); background-repeat:no-repeat;
x32hO; f)Z$,& background-position:center;background-attachment: fixed}
9h9 jS~h </style>
}} J?, >g +>M^p2l*& 28. 检查一段字符串是否全由数字组成
XBh0=E?qiS <script language="javascript"><!--
;w a-\Z function checkNum(str){return str.match(//D/)==null}
:54ik,l alert(checkNum("1232142141"
nxS|] alert(checkNum("123214214a1"
)R(kXz=M // --></script>
RpOGY{[)[ cGIxE[n' 29. 获得一个窗口的大小
8LB,8*L^ document.body.clientWidth; document.body.clientHeight
J NPEyC 6k|o<`~, 30. 怎么判断是否是字符
N^*%{[<5 if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
7;2j^qPr else alert("全是字符";
zogw1g&C LPc)-t|p" 31.TEXTAREA自适应文字行数的多少
|A0BYzlVc <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
F>dB@V- </textarea>