1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
b+w|3bQa <table border oncontextmenu=return(false)><td>no</table> 可用于Table
\wTWhr0 HSTtDTo 2. <body onselectstart="return false"> 取消选取、防止复制
hGPjH=^EM S:Hg
=|R 3. onpaste="return false" 不准粘贴
9X!OQxmg J H6\;G6 4. oncopy="return false;" oncut="return false;" 防止复制
`TAhW CA{c-kG 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
6}[W%S]8 gPDc6{/C< 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
_m;Y' M7hff4c 7. <input style="ime-mode:-Disabled"> 关闭输入法
63ht|$G RsY|V|< 8. 永远都会带着框架
y%43w4 <script language="javascript"><!--
,;UVQwY if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
Qp{{OjD // --></script>
'
R{ [Y) 4SmhtC 9. 防止被人frame
C]{43 <SCRIPT LANGUAGE=javascript><!--
q4Q1Ib-<2 if (top.location != self.location)top.location=self.location;
$=t&NM // --></SCRIPT>
xaejG/'iK 7QzUw 10. 网页将不能被另存为
SeKU?\ <noscript><iframe src=*.html></iframe></noscript>
!5pnl0D K* O"^KX5 11. <input type=button value=查看网页源代码
NCBS=L: onclick="window.location = `view-source:`+
http://www.51js.com/`";>
ij/ |~-! @ 3FTf"#Y 12.删除时确认
c_+}` <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
vWwp'q MH1??vW 除</a>
uTngDk .#P'NF(5# 13. 取得控件的绝对位置
*uNa(yd //javascript
|R DPx6!V <script language="javascript">
W$
M4# function getIE(E){
N _Yop var t=e.offsetTop;
sFMSH:5z var l=e.offsetLeft;
}~yhkt5K while(e=e.offsetParent){
G|v{[>tr t+=e.offsetTop;
rD
fUTfv|Q l+=e.offsetLeft;
~gmj/PQ0 }
^lf{IM-Y alert("top="+t+"/nleft="+l);
-XASS% }
@tT2o@2Y^ </script>
5]f6YlJZ R<djW5 ()f //VBScript
i 1dE.f; <script language="VBScript"><!--
8yCt(ms function getIE()
s@02?+/ dim t,l,a,b
Uv) B set a=document.all.img1
7m$EZTw? t=document.all.img1.offsetTop
Z1}@N/>> l=document.all.img1.offsetLeft
iWGn4p' while a.tagName<>"BODY"
o[^nmHrM2 set a = a.offsetParent
~V t?'v20@ t=t+a.offsetTop
:%[mc-6. l=l+a.offsetLeft
/6y9u} wend
F:7d}Jx msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
43.Q);4 end function
^V}c8 P| --></script>
]A=yj@o$xN 8 /vGA= 14. 光标是停在文本框文字的最后
P+L#p(K <script language="javascript">
:X*$U
~aQ function cc()
S:lie*Aux* {
eC{St0 var e = event.srcElement;
gWD46+A){ var r =e.createTextRange();
AXpg_JC r.moveStart(`character`,e.value.length);
.QU] r.collapse(true);
x?7z15\ r.select();
4^Ke?;v }
C;3 </script>
{h*)|J <input type=text name=text1 value="123" onfocus="cc()">
-{XDQ{z<% ZS<`.L6B3 15. 判断上一页的来源
nV:RL|p2jw javascript:
"l 8YD&q document.referrer
XvSng"f. icK$W2<8mg 16. 最小化、最大化、关闭窗口
=4[
U<opP <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Hk
f<.U <param name="Command" value="Minimize"></object>
3ytlD ' <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
Na>w~ <param name="Command" value="Maximize"></object>
8kLHQ0pmu <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
QXu[<V <PARAM NAME="Command" value="Close"></OBJECT>
!$NQF/Ol WJJmM*>JW <input type=button value=最小化 onclick=hh1.Click()>
+!Q*ie+q <input type=button value=最大化 onclick=hh2.Click()>
yUjkRT&h <input type=button value=关闭 onclick=hh3.Click()>
(u4'*[o\t 本例适用于IE
-}1TT@ MWv(/_b 17.屏蔽功能键Shift,Alt,Ctrl
dY{qdQQ} <script>
[]jbzVwS2 function look(){
F'-,Ksn if(event.shiftKey)
qizQt]l alert("禁止按Shift键!"; //可以换成ALT CTRL
Mt4*`CxtH; }
k:F{U^!p| document.onkeydown=look;
[sNvCE$\] </script>
@# =yC.s NTo[di\_ 18. 网页不会被缓存
<A(Bq'eQM <META HTTP-EQUIV="pragma" CONTENT="no-cache">
T65"?=<EB <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
G0A\"2U <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
<naxpflom0 或者<META HTTP-EQUIV="expires" CONTENT="0">
E!RlH3}) 99tUw'w 19.怎样让表单没有凹凸感?
4,08`5{ <input type=text style="border:1 solid #000000">
=9h!K:,k 或
6 w'))Z <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
klAvi%^jE '|<r[K 1 solid #000000"></textarea>
.}5qi;CA ~h:(9q8NLC 20.<div><span>&<layer>的区别?
v@4vitbG9 <div>(division)用来定义大段的页面元素,会产生转行
:='I>Gn <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
Z,tHyyF?j <layer>是ns的标记,ie不支持,相当于<div>
"ql$Rz8 o%!s/Z1 21.让弹出窗口总是在最上面:
"G^TA:O:= <body onblur="this.focus();">
i;atYltEJ2 vjzG
H* 22.不要滚动条?
&>!-67 让竖条没有:
b!e0pFS; <body style=`overflow:-Scroll;overflow-y:hidden`>
~0h@p4 </body>
I$ R1#s 让横条没有:
{V pk o <body style=`overflow:-Scroll;overflow-x:hidden`>
+v~x_E5FP </body>
*\@RBJGF 两个都去掉?更简单了
5KfrkZ <body scroll="no">
!"o\H(siT </body>
4K\o2p?4 w+r).PS}C 23.怎样去掉图片链接点击后,图片周围的虚线?
XjdHH.) S <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
9|3sNFGX 6{{<+
o 24.电子邮件处理提交表单
8#\|Y~P <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
`!spi=f <input type=submit>
I:HrBhI)wP </form>
2;j<{' N:CQ$7T{ j 25.在打开的子窗口刷新父窗口的代码里如何写?
in5e * window.opener.location.reload()
xjSzQ|k- &4+|{Zx0 26.如何设定打开页面的大小
GXIzAB( <body onload="top.resizeTo(300,200);">
jO/cdLKX( 打开页面的位置<body onload="top.moveBy(300,200);">
*u:,@io7'G 0w:
3/WO 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
97UOH <style>
xticC> body
IuT)?S7O*k {background-image:url(logo.gif); background-repeat:no-repeat;
/ Y od 6VC|]
|* background-position:center;background-attachment: fixed}
3y+~l
H: </style>
Ep;i],} h_{f_GQ" 28. 检查一段字符串是否全由数字组成
]8fn1Hx\ <script language="javascript"><!--
?wv^X`Q*~ function checkNum(str){return str.match(//D/)==null}
^EKRbPA9:< alert(checkNum("1232142141"
qH5nw}] alert(checkNum("123214214a1"
Jfk#E^1 // --></script>
NJ+$3n om vy}_aD{B 29. 获得一个窗口的大小
4I$Y"|_e document.body.clientWidth; document.body.clientHeight
;[UI]?A% KS<@;Tt 30. 怎么判断是否是字符
:V5 Co!/+ if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
BWQ`8 else alert("全是字符";
SMIDW}U2S <F(S_w62 31.TEXTAREA自适应文字行数的多少
[qW%H,_ <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
Ow*va\0 </textarea>