1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
\f'= <table border oncontextmenu=return(false)><td>no</table> 可用于Table
@b{$s mXI'=Vo!S 2. <body onselectstart="return false"> 取消选取、防止复制
6L3i
NXOcsdcZu 3. onpaste="return false" 不准粘贴
;)z+dd#3 *2
~"%"C 4. oncopy="return false;" oncut="return false;" 防止复制
p21li}Iu ~7:Q+ 0,, 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
VBz
G`&NG Z GrDa 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
6S^JmYq :XB^IyO-A 7. <input style="ime-mode:-Disabled"> 关闭输入法
aX?
tnDv W8M(@*
T 8. 永远都会带着框架
Z<#h$XUA <script language="javascript"><!--
Lc0=5]D if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
;Qidf}: // --></script>
[`'K.-?# w,LB 9. 防止被人frame
cG{ <SCRIPT LANGUAGE=javascript><!--
tNljv >vI if (top.location != self.location)top.location=self.location;
])?[9c // --></SCRIPT>
|CPyCM$ m}'!W`< 10. 网页将不能被另存为
.@psW0T% <noscript><iframe src=*.html></iframe></noscript>
NtkZ\3 `:W }yo<F 11. <input type=button value=查看网页源代码
8Fv4\dr onclick="window.location = `view-source:`+
http://www.51js.com/`";>
:(;ho.zz ($t;Xab 12.删除时确认
_gQ_ixu <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
) .W0} UL"
M?).5 除</a>
!e}4>!L,(^ o_&Qb^W 13. 取得控件的绝对位置
|k]fY*z( //javascript
[<X ~m <script language="javascript">
s?PB ]Tr function getIE(E){
=z\/xzAwX var t=e.offsetTop;
eE@7AM var l=e.offsetLeft;
j|LO g while(e=e.offsetParent){
5:%`&B\ t+=e.offsetTop;
4c<\_\\ck l+=e.offsetLeft;
)\J~KB4 }
T1;>qgp4b alert("top="+t+"/nleft="+l);
u56F;y }
1i;Cw/mr </script>
ptlag&Z )1f.=QZN^; //VBScript
T-Yb|@4 <script language="VBScript"><!--
]j]<CqG function getIE()
Kxi@"<`S dim t,l,a,b
63kZ#5g(Dw set a=document.all.img1
>]kZ2gVt t=document.all.img1.offsetTop
o w;a7 l=document.all.img1.offsetLeft
s` =&l while a.tagName<>"BODY"
!{vZvy" set a = a.offsetParent
Pb<6-Jc[ t=t+a.offsetTop
on
4
$n7 l=l+a.offsetLeft
6E9o*YSk wend
a0's6C msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
4)Ew
rU end function
qoEZ> --></script>
.x1.` Y tg7QX/KX 14. 光标是停在文本框文字的最后
_ o== <script language="javascript">
TWdhl9Ot function cc()
A@e!~ {
u/%Z0`X var e = event.srcElement;
er<_;"`1 var r =e.createTextRange();
{dlG3P='`f r.moveStart(`character`,e.value.length);
q><wzCnRu~ r.collapse(true);
;A0ZcgF r.select();
={50>WXE }
P>R u </script>
;8w
CQ <input type=text name=text1 value="123" onfocus="cc()">
N!<X%Ym 6\? 2=dNX 15. 判断上一页的来源
f;!L\$yKy javascript:
HBA|NV3. document.referrer
sn+ kFvk}S o;>qsn8 16. 最小化、最大化、关闭窗口
+ZkJ{r0,( <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
IiV]lxiE] <param name="Command" value="Minimize"></object>
QT4vjz+| <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
6t gq.XL^n <param name="Command" value="Maximize"></object>
a!.Y@o5Ku <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
k=X)axt1 <PARAM NAME="Command" value="Close"></OBJECT>
q[x|tO _p<wATv?7t <input type=button value=最小化 onclick=hh1.Click()>
HcpAp]L) <input type=button value=最大化 onclick=hh2.Click()>
$5@[l5cJU; <input type=button value=关闭 onclick=hh3.Click()>
HC"yC;_ 本例适用于IE
$|VdGRZ1 qR
kPl!5 17.屏蔽功能键Shift,Alt,Ctrl
D4*_/,} <script>
rr2^sQ;_ function look(){
[@ NW if(event.shiftKey)
Fe2t[y:8h alert("禁止按Shift键!"; //可以换成ALT CTRL
;8cTy8 }
ek d[|g document.onkeydown=look;
xu@xP5GB^ </script>
WA5.qw #-l+cu{ 18. 网页不会被缓存
rj/nn)vv; <META HTTP-EQUIV="pragma" CONTENT="no-cache">
#;h>
x <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
]2_=(N\Kt <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
/xd|mo)D 或者<META HTTP-EQUIV="expires" CONTENT="0">
cDz^jC Ob]J!. 19.怎样让表单没有凹凸感?
()<?^lr33 <input type=text style="border:1 solid #000000">
lInf,Q7W 或
i0~Af`v <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
$p*.[) `2y?(BJp 1 solid #000000"></textarea>
~6{U^3 gCbS$Pw 20.<div><span>&<layer>的区别?
sIRfC<
/P <div>(division)用来定义大段的页面元素,会产生转行
)GOio+{H <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
=+H,} <layer>是ns的标记,ie不支持,相当于<div>
Dy{lgT 0k :W$-b 21.让弹出窗口总是在最上面:
hb1eEn <body onblur="this.focus();">
!1l~'/r I(b]V!mj: 22.不要滚动条?
NzS`s,N4/0 让竖条没有:
uW4.Q_O!H <body style=`overflow:-Scroll;overflow-y:hidden`>
0XI6gPo% </body>
9[[$5t`8 让横条没有:
XJ1Bl <body style=`overflow:-Scroll;overflow-x:hidden`>
v=DC3oh- </body>
sYB2{w
两个都去掉?更简单了
"oh;?gQ. <body scroll="no">
)!FheoR </body>
!Oi':OQG 2rHQ7 23.怎样去掉图片链接点击后,图片周围的虚线?
p+-IvU <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
K1p. { :mt<]Oy3 24.电子邮件处理提交表单
i"mQ <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
DeI3(o7 <input type=submit>
}(K1=cEaL </form>
UYzNaw4/x 9zm2}6r4 25.在打开的子窗口刷新父窗口的代码里如何写?
QkYKm<b window.opener.location.reload()
NTVaz. 9)uJ\NMy 26.如何设定打开页面的大小
At&kW3( <body onload="top.resizeTo(300,200);">
u,]qrlx{ 打开页面的位置<body onload="top.moveBy(300,200);">
Cv;#8Wj} 1/%5pb2\ 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
onm"7JsO' <style>
Ql"~ z^L body
%q6I- {background-image:url(logo.gif); background-repeat:no-repeat;
-]G=Q1 1 xl9S=^`= background-position:center;background-attachment: fixed}
eV"Uv3 </style>
FM|3'a-z KGmAnN 28. 检查一段字符串是否全由数字组成
,:0!+1 <script language="javascript"><!--
szXqJG8| function checkNum(str){return str.match(//D/)==null}
V5gr-^E alert(checkNum("1232142141"
_>_"cKS
alert(checkNum("123214214a1"
6NQ`IC // --></script>
@h(Z; )_}xK={ 29. 获得一个窗口的大小
f/"IC;<~t> document.body.clientWidth; document.body.clientHeight
R0K{wY58 AEUR`. 30. 怎么判断是否是字符
O^_CqT% if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
j} w else alert("全是字符";
^FZ9q +^%)QH>9 31.TEXTAREA自适应文字行数的多少
KL"_h`UW <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
6q,CEm </textarea>