1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
_kj]vbG^; <table border oncontextmenu=return(false)><td>no</table> 可用于Table
:d36oiHKu 7 F^d- 2. <body onselectstart="return false"> 取消选取、防止复制
#%0V`BS7n 1j<(?MT- 3. onpaste="return false" 不准粘贴
_u`YjzK xt{'Be&Ya+ 4. oncopy="return false;" oncut="return false;" 防止复制
wl
Oeoi >:;dNVz 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
/:&!o2&1H _FLEz|%~ 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
RU )35oEV| g,ZA\R~ 7. <input style="ime-mode:-Disabled"> 关闭输入法
Ykbg5Z aER|5!7(2\ 8. 永远都会带着框架
GF'wDi} <script language="javascript"><!--
<AHpk5Sn{ if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
p5Q]/DhG // --></script>
5gszAvOO H"Pb)t 9. 防止被人frame
kX 1}/l <SCRIPT LANGUAGE=javascript><!--
IUcL* if (top.location != self.location)top.location=self.location;
NWBYpGZx // --></SCRIPT>
d"$8-_K "n-'?W! 10. 网页将不能被另存为
S;Bk/\2 <noscript><iframe src=*.html></iframe></noscript>
Kz4S6N c )s2] -n}W 11. <input type=button value=查看网页源代码
0&.CAHb} onclick="window.location = `view-source:`+
http://www.51js.com/`";>
N+-Tp&:wY XZ
rI w 12.删除时确认
1SQATUV <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
gt&|T
j G1"iu89d 除</a>
l^B.iB E_HB[9 13. 取得控件的绝对位置
o_b[ * //javascript
cPGlT" <script language="javascript">
&c`-/8c
function getIE(E){
dj|5'<l2 var t=e.offsetTop;
;|N:FG var l=e.offsetLeft;
Tt[zSlIMx while(e=e.offsetParent){
BG{f)2F\ t+=e.offsetTop;
$6QIYF"" l+=e.offsetLeft;
B*7kX&Uq }
eE;tiX/ alert("top="+t+"/nleft="+l);
7\u+%i;YZ }
/Y Kd [RQ </script>
uGKjZi +Qs]8*^?; //VBScript
D-3[#~MV <script language="VBScript"><!--
LzygupxY! function getIE()
&[.5@sv dim t,l,a,b
o3ZN0j69| set a=document.all.img1
'Pz%c}hJ t=document.all.img1.offsetTop
_Fb}zPU! l=document.all.img1.offsetLeft
JFq
wC=- while a.tagName<>"BODY"
Pg4&}bX:I set a = a.offsetParent
Er~ 17$b t=t+a.offsetTop
C
\ Cc[v l=l+a.offsetLeft
$o6/dEKQ wend
Ur j*V0^ msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
C3AWXO ^ end function
> =>/~dIb --></script>
,m=F
H?5 ]!UYl 14. 光标是停在文本框文字的最后
~iw&^p|=K <script language="javascript">
rvA>khu0/ function cc()
gmTBT#{6yH {
wZrFu(_ var e = event.srcElement;
y)f.ON36I var r =e.createTextRange();
!`ol&QQ# r.moveStart(`character`,e.value.length);
1I Yip\:lS r.collapse(true);
D+8d^-: r.select();
w$gvgz }
`s}* </script>
p<R:[rz <input type=text name=text1 value="123" onfocus="cc()">
fBO/0uW 95 ;{ms[ 15. 判断上一页的来源
[ X*p
[ javascript:
~ KK9aV{ document.referrer
-luQbGcT3 gW,[X( 16. 最小化、最大化、关闭窗口
, ,3lH-C <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
J )1 <param name="Command" value="Minimize"></object>
h\RX/C!+ <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
B6XO&I1c <param name="Command" value="Maximize"></object>
*[MWvs:, <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
*0WVrM06? <PARAM NAME="Command" value="Close"></OBJECT>
lED!}h'4 F<4rn <input type=button value=最小化 onclick=hh1.Click()>
G1:}{a5i_ <input type=button value=最大化 onclick=hh2.Click()>
M,Gy.ivz <input type=button value=关闭 onclick=hh3.Click()>
D)* 本例适用于IE
$+gQnI3w \u=d`}E 17.屏蔽功能键Shift,Alt,Ctrl
;i{B,!# <script>
C|{Sj`,XG function look(){
l,ny=Q$[1' if(event.shiftKey)
p l)":}/) alert("禁止按Shift键!"; //可以换成ALT CTRL
HKN|pO3v }
6iFlz9XiI document.onkeydown=look;
D{9a'0J </script>
ktu?-?#0, >OG189O 18. 网页不会被缓存
.j6udiv5 <META HTTP-EQUIV="pragma" CONTENT="no-cache">
0AZ9I!&i <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
KbJ6U75|f <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
z*3b2nV 或者<META HTTP-EQUIV="expires" CONTENT="0">
8jK=A2pTa 5hs_k[q 19.怎样让表单没有凹凸感?
V:0IBbh)w <input type=text style="border:1 solid #000000">
x07 = 或
tX*@r <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
.EYL 31n"w; 1 solid #000000"></textarea>
~Nh6po{ j
}~?&yB 20.<div><span>&<layer>的区别?
D@=]mh6vl <div>(division)用来定义大段的页面元素,会产生转行
XY0kd&N8 <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
4+olyBht <layer>是ns的标记,ie不支持,相当于<div>
'r'=%u$1C m:_#kfC&K" 21.让弹出窗口总是在最上面:
"|\hTRQ <body onblur="this.focus();">
Ff<cY%t %PW-E($o< 22.不要滚动条?
_JH.&8 让竖条没有:
q/U-WQ<+ <body style=`overflow:-Scroll;overflow-y:hidden`>
O:]']' / </body>
R P{pEd 让横条没有:
Owp]>e <body style=`overflow:-Scroll;overflow-x:hidden`>
K#FD$,c~ </body>
L1IF$eC 两个都去掉?更简单了
vbJ<|#|r- <body scroll="no">
6/!:vsa"3 </body>
288mP]a(v_ O"9t,B>=i 23.怎样去掉图片链接点击后,图片周围的虚线?
zJ`u>:*$ <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
sbvP1|P8% 97c0bgI!+ 24.电子邮件处理提交表单
=B&|\2`{) <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
ff9m_P <input type=submit>
5{H)r </form>
GtRpgM +:A `e+\ 25.在打开的子窗口刷新父窗口的代码里如何写?
AFt- V window.opener.location.reload()
t%@iF
U;} PpRS4*nR 26.如何设定打开页面的大小
mtUiO
p <body onload="top.resizeTo(300,200);">
&zn|), 打开页面的位置<body onload="top.moveBy(300,200);">
pI@71~|R l6zAMyau5 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
EXdX%T\ <style>
l4gH]!/@ body
q\tr&@4iC {background-image:url(logo.gif); background-repeat:no-repeat;
/OKp(u;)z U=v>gNba background-position:center;background-attachment: fixed}
NbWEP\dS'z </style>
~HY)$Yp; N\|B06X 28. 检查一段字符串是否全由数字组成
CI+)0=`<1B <script language="javascript"><!--
x.t<@y~ function checkNum(str){return str.match(//D/)==null}
8] LF{Obz[ alert(checkNum("1232142141"
~'*23]j alert(checkNum("123214214a1"
5?3 v;B6 // --></script>
E2Sj IR} CW;zviH5 29. 获得一个窗口的大小
CfOyHhhKX document.body.clientWidth; document.body.clientHeight
X8}r= K~ <v ub
Q4 30. 怎么判断是否是字符
c |%5SA if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
%>&~?zrq else alert("全是字符";
H_g]q ImQ-kz?b 31.TEXTAREA自适应文字行数的多少
6I[*p0j5 <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
mI2Gs)SO </textarea>