1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
UA@(D <table border oncontextmenu=return(false)><td>no</table> 可用于Table
FbxrBM eJWcrVpn 2. <body onselectstart="return false"> 取消选取、防止复制
m0XdIC]s JO\F-xO 3. onpaste="return false" 不准粘贴
6.X| .N qY^OO~[ 4. oncopy="return false;" oncut="return false;" 防止复制
X%iiz W(
O)J$j 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
!L..I2' tqdw
y. 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
6I,^4U
5X2&hG* 7. <input style="ime-mode:-Disabled"> 关闭输入法
SJ/($3GkBd ivy+e-) 8. 永远都会带着框架
$LxfdSa <script language="javascript"><!--
:Iy4B+ if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
RweK<Flo'S // --></script>
~`7L\'fs }bwH(OOS 9. 防止被人frame
}=) <SCRIPT LANGUAGE=javascript><!--
%bs6Uy5g)a if (top.location != self.location)top.location=self.location;
[ArPoJt // --></SCRIPT>
$w,&h:.p @EPO\\C"f 10. 网页将不能被另存为
|7
.WP; 1 <noscript><iframe src=*.html></iframe></noscript>
sn.Xvk%75 ?OW! zE: 11. <input type=button value=查看网页源代码
Qyn~Vu43 onclick="window.location = `view-source:`+
http://www.51js.com/`";>
==$>M
d Dwvd 12.删除时确认
~_XJ v <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
}E?{M~"< 1trk 除</a>
xMck A<E ^U[c:Rz 13. 取得控件的绝对位置
ups]k?4 //javascript
az5 $. <script language="javascript">
>^<%9{ function getIE(E){
#M9rt~4 var t=e.offsetTop;
]KsL(4PY var l=e.offsetLeft;
;ALkeUR[ while(e=e.offsetParent){
rD7L==Ld t+=e.offsetTop;
u0Nag=cU l+=e.offsetLeft;
=wd=TX/ }
ENmfbJ4d~ alert("top="+t+"/nleft="+l);
bZf18lvij: }
y":Y$v,P </script>
3,x|w zcn> 4E) //VBScript
s>A!Egmo <script language="VBScript"><!--
^e<"`e function getIE()
#osP"~{
dim t,l,a,b
Zx%ib8|j set a=document.all.img1
GI]sE]tZ t=document.all.img1.offsetTop
9e`.H0 l=document.all.img1.offsetLeft
]HpKDb0+ while a.tagName<>"BODY"
6/A#P$G set a = a.offsetParent
F4Jc7k2 t=t+a.offsetTop
%syFHUBw l=l+a.offsetLeft
e 58 wend
47GL[ofY msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
x]1G u end function
xaM?
B7 --></script>
S:\a&+og ]VYv>o`2 14. 光标是停在文本框文字的最后
0n'~wz"wB <script language="javascript">
\[nvdvJv function cc()
*%{ {
p1-bq: var e = event.srcElement;
)]\?Yyg] var r =e.createTextRange();
vf|lF9@U r.moveStart(`character`,e.value.length);
)ZyEn% r.collapse(true);
xh7[{n[; r.select();
dG}.T_l }
Ps0g </script>
[f_4%Now <input type=text name=text1 value="123" onfocus="cc()">
-<R" #[4Mw M3 15. 判断上一页的来源
[RZ}9`V javascript:
4 yk!T document.referrer
/~4wM#Yi8 BIFuQ?j3 16. 最小化、最大化、关闭窗口
nJdO~0}3 <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
mt0ZD}E <param name="Command" value="Minimize"></object>
4f}:)M$5 <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
RR%[]M#_T <param name="Command" value="Maximize"></object>
<@Lw ' <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
=:|fN3nJ2 <PARAM NAME="Command" value="Close"></OBJECT>
ylV.ZoY6 SM<kR1bo <input type=button value=最小化 onclick=hh1.Click()>
CdTyUl <input type=button value=最大化 onclick=hh2.Click()>
qkM<t?uS <input type=button value=关闭 onclick=hh3.Click()>
R)%1GG4 本例适用于IE
6{XdLI K*ZH<@o4 17.屏蔽功能键Shift,Alt,Ctrl
f/FK>oUh <script>
%(EUZu2 function look(){
liYR8 D
| if(event.shiftKey)
4. &t alert("禁止按Shift键!"; //可以换成ALT CTRL
F(-1m A&- }
1pUIZ$@?` document.onkeydown=look;
Is87
9_Z </script>
6l{=[\.Xa hhS]wM?B 18. 网页不会被缓存
>=|;2*9v <META HTTP-EQUIV="pragma" CONTENT="no-cache">
|;L%hIR[
<META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
Ji> <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
12NV 或者<META HTTP-EQUIV="expires" CONTENT="0">
aS7[s6 wbC'SOM 19.怎样让表单没有凹凸感?
Rwy<#9R[x <input type=text style="border:1 solid #000000">
w
Wx,}= 或
9Q!X~L|\S <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
:&]THUw uq}>5 1 solid #000000"></textarea>
Hkc:B/6 ]t69a4&,#9 20.<div><span>&<layer>的区别?
s}~'o!}W <div>(division)用来定义大段的页面元素,会产生转行
Jy,Dcl <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
B:YUb{CJ <layer>是ns的标记,ie不支持,相当于<div>
o'W[v0>
L- Cq7EdK;x 21.让弹出窗口总是在最上面:
nDR)UR <body onblur="this.focus();">
c`'2 lgxG:zAC
22.不要滚动条?
%N"9'g> 让竖条没有:
N6GvzmG#g <body style=`overflow:-Scroll;overflow-y:hidden`>
hL\gI(B </body>
oSb,)k@ 让横条没有:
(_}w4N# <body style=`overflow:-Scroll;overflow-x:hidden`>
mkfU
fG& </body>
x<
Td 两个都去掉?更简单了
,j4 ;:F <body scroll="no">
^#H%LLt </body>
P'prp=JD AZmABl 23.怎样去掉图片链接点击后,图片周围的虚线?
^
fo2sN"
<a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
49o5"M( `-l,`7e' 24.电子邮件处理提交表单
e ;4y5i <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
oGzZ.K3 A <input type=submit>
axTvA(k9 </form>
$K)9(DD r?e)2l~C8j 25.在打开的子窗口刷新父窗口的代码里如何写?
u S$:J:Drx window.opener.location.reload()
J%?'Q{ B!vI^W 26.如何设定打开页面的大小
*"N756Cj <body onload="top.resizeTo(300,200);">
:y)'_p *l/ 打开页面的位置<body onload="top.moveBy(300,200);">
:les
3T}2 aqTMOWyeu 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
DrD68$,QN <style>
tHhA_
body
@_&@M~ u {background-image:url(logo.gif); background-repeat:no-repeat;
]M|Iy~
X `P&L. m]| background-position:center;background-attachment: fixed}
;c5Q" </style>
O!!Ne'I Vi~9[&.E\! 28. 检查一段字符串是否全由数字组成
H26'8e <script language="javascript"><!--
\lVX~r4 function checkNum(str){return str.match(//D/)==null}
4_3
DQx9s alert(checkNum("1232142141"
D. 2HM alert(checkNum("123214214a1"
b {e nD // --></script>
g->cgExj CVsc#=w0 29. 获得一个窗口的大小
W{\){fr6O document.body.clientWidth; document.body.clientHeight
%(`4wo}, n237%LH[ 30. 怎么判断是否是字符
?@
ei_<A{ if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
'J^E|1P else alert("全是字符";
Y?Yix :U`8s# 31.TEXTAREA自适应文字行数的多少
@b=b>V[d6 <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
,4ftQJ </textarea>