1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
OlP1Zd/l <table border oncontextmenu=return(false)><td>no</table> 可用于Table
=q}Z2 OoYh RFPcH8-u7 2. <body onselectstart="return false"> 取消选取、防止复制
Vsr"W@k_ |$g} &P8; 3. onpaste="return false" 不准粘贴
*!pn6OJ"Q} OwPXQ 3S 4. oncopy="return false;" oncut="return false;" 防止复制
De2$:? w=FU:q/ 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
^l<!:SS k}C4:?AT 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
pS2u&Y"u| $[oRbH8g 7. <input style="ime-mode:-Disabled"> 关闭输入法
8[;AFm ?,` f>|Wd;7l: 8. 永远都会带着框架
PD~vq^@Q <script language="javascript"><!--
s|I$c;> if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
CEAmb[h // --></script>
#v; :K8 =IKgi-l* 9. 防止被人frame
qu&p)*M5 <SCRIPT LANGUAGE=javascript><!--
$]rC-K:Z if (top.location != self.location)top.location=self.location;
NQA2usb // --></SCRIPT>
Xk!wT2; \-SC-c 10. 网页将不能被另存为
-]t>'Q? <noscript><iframe src=*.html></iframe></noscript>
9/_~YY=/h :D4'x{#H 11. <input type=button value=查看网页源代码
]FgKL0 onclick="window.location = `view-source:`+
http://www.51js.com/`";>
iBwM]Eyv. TKQ^D 12.删除时确认
J9MAnYd)i <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
Ym.{
{^= ICiGZ'k 除</a>
gJ~CD1`O aW}d=y[ 13. 取得控件的绝对位置
@_wJN Qo` //javascript
R3>c\mA <script language="javascript">
E 02Y,C function getIE(E){
uPxJwWXO var t=e.offsetTop;
`{m,&[n var l=e.offsetLeft;
!#zO% while(e=e.offsetParent){
`Tei t+=e.offsetTop;
C80< L5\ l+=e.offsetLeft;
oJQ
\?~ }
z;MPp#Y alert("top="+t+"/nleft="+l);
t)= dKC }
$+PyW(
r </script>
[RY Rt/?Q =K_&@|f+B //VBScript
|*DkriYY <script language="VBScript"><!--
lF
t^dl^ function getIE()
?C- ju8]| dim t,l,a,b
m>RtKCtP set a=document.all.img1
`X)A$lLr t=document.all.img1.offsetTop
{T-^xwc l=document.all.img1.offsetLeft
1 e]D=2y while a.tagName<>"BODY"
GaV} @Q set a = a.offsetParent
qzEv!?)a t=t+a.offsetTop
[jksOC)@4 l=l+a.offsetLeft
N.0g%0A.D wend
RB6Q>3g msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
[%O f end function
pRzL}-[/v --></script>
nM ?Nf} Lz!JLiMEET 14. 光标是停在文本框文字的最后
@|5B}%! <script language="javascript">
#d06wYz= function cc()
uEf=Vj}G {
&er,Wyc( var e = event.srcElement;
Y`(~eNX^% var r =e.createTextRange();
97qf3^gGd r.moveStart(`character`,e.value.length);
m'N8[ o|h r.collapse(true);
wa~zb!y< r.select();
/]U;7) }
(G/(w%#7_ </script>
R>]7l!3^1 <input type=text name=text1 value="123" onfocus="cc()">
z~==7:Os D/JSIDd 15. 判断上一页的来源
q#SEtyJL javascript:
3=^)=yOd document.referrer
C"$~w3A k *l;S"}b*,_ 16. 最小化、最大化、关闭窗口
JU.!< <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
$7W5smW/ <param name="Command" value="Minimize"></object>
[$pb <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
jD%|@ux <param name="Command" value="Maximize"></object>
|>[qC O <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
CyS%11L <PARAM NAME="Command" value="Close"></OBJECT>
lHDZfwJ&C1 K&zW+C b <input type=button value=最小化 onclick=hh1.Click()>
H=\Tse_. <input type=button value=最大化 onclick=hh2.Click()>
~Uey'Xz <input type=button value=关闭 onclick=hh3.Click()>
ijUu{PG`X 本例适用于IE
tTF<DD}8 _C(fz CK 17.屏蔽功能键Shift,Alt,Ctrl
{}rnn$HQe <script>
n#}~/\P6 function look(){
^#Mp@HK if(event.shiftKey)
F" M alert("禁止按Shift键!"; //可以换成ALT CTRL
4w#2m>. }
'7/F]S0K document.onkeydown=look;
N{~P}Sw </script>
em5~4;&' e&*b{>1* 18. 网页不会被缓存
Bs` {qmbC <META HTTP-EQUIV="pragma" CONTENT="no-cache">
=m F"D:s* <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
/qMnIo
<META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
y:^o._ 或者<META HTTP-EQUIV="expires" CONTENT="0">
/]_|uN)Q #"lb9._M 19.怎样让表单没有凹凸感?
/!^,+ <input type=text style="border:1 solid #000000">
v+[S${ 或
^)I}# <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
G;iH.rCH TET=>6
1 solid #000000"></textarea>
W$2\GPJt 2K{'F1"RM 20.<div><span>&<layer>的区别?
_x1W\# <div>(division)用来定义大段的页面元素,会产生转行
/CMgWGI <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
l
U8pX$ <layer>是ns的标记,ie不支持,相当于<div>
@;$cX2 :CK`v6 Qs 21.让弹出窗口总是在最上面:
DB65vM <body onblur="this.focus();">
,|3_@tUl +RJKJ:W 22.不要滚动条?
WJu(,zM?G 让竖条没有:
>j3':>\U <body style=`overflow:-Scroll;overflow-y:hidden`>
7}y@VO6] </body>
6wj o:I 让横条没有:
9(OeH7 <body style=`overflow:-Scroll;overflow-x:hidden`>
d(TN(6g@ </body>
B@NBN&Fr 两个都去掉?更简单了
}(
CYok <body scroll="no">
HfgTc
h </body>
1#%H!GKvTU ot[ZFF\ 23.怎样去掉图片链接点击后,图片周围的虚线?
AIY 1sSK <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
c*. *4NY"EwjN 24.电子邮件处理提交表单
gzn:]Y^ <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
n|6G\99l+M <input type=submit>
Du65>O </form>
8Iu6r}k?~` qg=`=]j 25.在打开的子窗口刷新父窗口的代码里如何写?
{?Y\T window.opener.location.reload()
U;4i&=.! "uT2 DY[ 26.如何设定打开页面的大小
Y0krFhL'x0 <body onload="top.resizeTo(300,200);">
9jY+0h*uP 打开页面的位置<body onload="top.moveBy(300,200);">
{:*G/*1[. [ 5!}+8]W 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
0%%U7GFB5 <style>
nW"O+s3 body
VevG 64o {background-image:url(logo.gif); background-repeat:no-repeat;
w8R7Ksn( gd]S;<Jh background-position:center;background-attachment: fixed}
HcJ!( </style>
Q~qM;l\i pfHjs3A= 28. 检查一段字符串是否全由数字组成
y<j7iN <script language="javascript"><!--
wK7w[Xt function checkNum(str){return str.match(//D/)==null}
m$^5{qpg alert(checkNum("1232142141"
y0(.6HI alert(checkNum("123214214a1"
A{J?I: // --></script>
^)Awjj9 =X^a 29. 获得一个窗口的大小
_u^3uzu document.body.clientWidth; document.body.clientHeight
|h6!b t!= vA!IcDP" 30. 怎么判断是否是字符
D
(8Z90 if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
UkpTK8>& else alert("全是字符";
*]NfT}} "_\"S 31.TEXTAREA自适应文字行数的多少
*#b
e <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
B>>_t2IU </textarea>