1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
EqY e.dF, <table border oncontextmenu=return(false)><td>no</table> 可用于Table
xUp[)B6?: fevLu[, 2. <body onselectstart="return false"> 取消选取、防止复制
A(!nT=0o -85]x)JE 3. onpaste="return false" 不准粘贴
v7;zce/~ *""JE'wG 4. oncopy="return false;" oncut="return false;" 防止复制
IB!^dhD!Q !>%U8A 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
F0cde |sa{!tKJ
6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
]klP.&I/0 `vkNp8| 7. <input style="ime-mode:-Disabled"> 关闭输入法
^>?E1J3u d@+}_R"c 8. 永远都会带着框架
urJ>dw?FI <script language="javascript"><!--
P|rsq|', if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
H<^*V8J 'w // --></script>
a!`b`r-4 (WW*yv.J 9. 防止被人frame
jafIKSD]% <SCRIPT LANGUAGE=javascript><!--
||{V*"+\ if (top.location != self.location)top.location=self.location;
[31vx0$_p // --></SCRIPT>
!OM
P] -uho; 10. 网页将不能被另存为
w|~d3]BqT <noscript><iframe src=*.html></iframe></noscript>
@uIY+_E40g c&A;0**K, 11. <input type=button value=查看网页源代码
(IAc*V~ onclick="window.location = `view-source:`+
http://www.51js.com/`";>
W{0gtT0 n@3(bl5{ 12.删除时确认
(6 jr}kP <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
Kp_L\'.I5$ Z */*P4\ 除</a>
Hk65c0 *O`76+iZ|_ 13. 取得控件的绝对位置
oD5VE
//javascript
|!0R"lv'u <script language="javascript">
Yl65|=ne function getIE(E){
Jk$XL<t var t=e.offsetTop;
$V X<UK$|s var l=e.offsetLeft;
B3p[A k while(e=e.offsetParent){
j( *;W}*^ t+=e.offsetTop;
9Y9pKTU l+=e.offsetLeft;
v>vU]6l }
-:O~J#D alert("top="+t+"/nleft="+l);
NW}kvZ }
myp}DI( </script>
kg2?I L ^1&xt(G //VBScript
(qE*z <script language="VBScript"><!--
*^'$YVd# function getIE()
d|,,,+fS dim t,l,a,b
UX-l`ygl set a=document.all.img1
6B4s6 t=document.all.img1.offsetTop
fo"dX4%} l=document.all.img1.offsetLeft
R/H?/ while a.tagName<>"BODY"
m6qmZ2< set a = a.offsetParent
X
X>Y]P
a t=t+a.offsetTop
l}>gG[q! l=l+a.offsetLeft
t7VX W{3 wend
*+p9u 1B5 msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
>+v)^7c end function
MC5M><5\ --></script>
*iSsGb\M% _
?f~UvK 14. 光标是停在文本框文字的最后
K5x&:z <script language="javascript">
PI7M3\z function cc()
ojO<sT:by {
Y(WX`\M97 var e = event.srcElement;
(rcH\ var r =e.createTextRange();
f"h{se8C r.moveStart(`character`,e.value.length);
EP#3+BsH r.collapse(true);
M9MfO* r.select();
)W&H{2No }
2Y&QJon) </script>
iMnp `:* <input type=text name=text1 value="123" onfocus="cc()">
RdlcJxM |H&2[B"l 15. 判断上一页的来源
<C\snB javascript:
I:s#,!> document.referrer
D_,}lsrb iARIvhfdi 16. 最小化、最大化、关闭窗口
1F'j. 1 <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
m#+0uZm( <param name="Command" value="Minimize"></object>
rlYAy5& <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
![os5H.b#q <param name="Command" value="Maximize"></object>
8D
eRs# <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
R;6(2bTN6 <PARAM NAME="Command" value="Close"></OBJECT>
)*N]Q >\hu1C|W <input type=button value=最小化 onclick=hh1.Click()>
U7U-H\t7 <input type=button value=最大化 onclick=hh2.Click()>
"Ko^m(` <input type=button value=关闭 onclick=hh3.Click()>
AW@I, 本例适用于IE
EzK,SN# h^ ex? 17.屏蔽功能键Shift,Alt,Ctrl
oDul ?% <script>
n{j14b' function look(){
XA}! if(event.shiftKey)
ny17(Y = alert("禁止按Shift键!"; //可以换成ALT CTRL
+\G/j ]3f }
g$eb@0$ document.onkeydown=look;
$x]'6 </script>
*+h2,Z('a fkWuSGi 18. 网页不会被缓存
aS?A3h4WM_ <META HTTP-EQUIV="pragma" CONTENT="no-cache">
xuQ$67F`;z <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
^R\0<\' <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
dK,j| 或者<META HTTP-EQUIV="expires" CONTENT="0">
MGeHccqh2 B*E:?4(<P 19.怎样让表单没有凹凸感?
}R*[7V9" <input type=text style="border:1 solid #000000">
)s1W)J?8 或
QkUq%}_0 <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
E[HXbj" }|MGYS ) 1 solid #000000"></textarea>
hv te) =ZjF5,@ 20.<div><span>&<layer>的区别?
k$?zh$ <div>(division)用来定义大段的页面元素,会产生转行
Q+gd|^Vc9 <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
vtG_A{l <layer>是ns的标记,ie不支持,相当于<div>
si,fs%D& J_]?.V*A 21.让弹出窗口总是在最上面:
J2 {?P
cs <body onblur="this.focus();">
Zp]{e6J o:jLM7$= 22.不要滚动条?
'S\YNLqQ
让竖条没有:
fgYdKv8 <body style=`overflow:-Scroll;overflow-y:hidden`>
i6M_Gk} </body>
LL@VR#n"V 让横条没有:
+xMK.*H]W <body style=`overflow:-Scroll;overflow-x:hidden`>
rr>*_67-: </body>
UbKdB 两个都去掉?更简单了
T:IKyb <body scroll="no">
VU`aH9g3( </body>
X(kyu,w 4tU3+e5h 23.怎样去掉图片链接点击后,图片周围的虚线?
K0_/;a] | <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
?khwupdi 833KU_ N 24.电子邮件处理提交表单
q\*",xZxwz <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
+"rZ< i <input type=submit>
<X~
X#9V </form>
&*iar+vr #!0le:_ 25.在打开的子窗口刷新父窗口的代码里如何写?
AHX_I window.opener.location.reload()
! 4 `any iHhoNv`MR 26.如何设定打开页面的大小
7JNhCOBB <body onload="top.resizeTo(300,200);">
?-[.H^]s~ 打开页面的位置<body onload="top.moveBy(300,200);">
S*~v9+ ]^:l?F\h 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
A7SBm`XJ)p <style>
aGvD body
BtDi$d%' {background-image:url(logo.gif); background-repeat:no-repeat;
qV0C2jZ2 C*Avu background-position:center;background-attachment: fixed}
zB`)\ </style>
$$8xdv# N4Yvt& 28. 检查一段字符串是否全由数字组成
=+ `I%>wc <script language="javascript"><!--
. fq[>zG'& function checkNum(str){return str.match(//D/)==null}
+*-u_L\' alert(checkNum("1232142141"
YOo?.[}@ alert(checkNum("123214214a1"
%toxZ}OP // --></script>
E`%Ewt$Z |u,2A1 29. 获得一个窗口的大小
Fn0Rq9 /@ document.body.clientWidth; document.body.clientHeight
;(M`Wy]2 R4=n">>Q 30. 怎么判断是否是字符
@(2DfrC if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
%m r else alert("全是字符";
aR30wxW&) qYLOq`<f 31.TEXTAREA自适应文字行数的多少
fhlhlOg <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
=\H.C@r </textarea>