1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
S/XU4i:aV <table border oncontextmenu=return(false)><td>no</table> 可用于Table
kM506U<g P:'wSE91 2. <body onselectstart="return false"> 取消选取、防止复制
D!~ Y"4< btuG%D{a^ 3. onpaste="return false" 不准粘贴
xn3 _ED i]r(VKX 4. oncopy="return false;" oncut="return false;" 防止复制
)$:1e)d 8X7??f1;Y 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
-x+3nb|. G$>?UQ[ 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
!:|*! ?gMx 7. <input style="ime-mode:-Disabled"> 关闭输入法
G1z*e.+y
2'?'dfj 8. 永远都会带着框架
23):OB>S` <script language="javascript"><!--
'Tm1Mh0Fso if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
,GH`tK_ // --></script>
b]]8Vs)' J#..xJ?XRD 9. 防止被人frame
;\*3A22 # <SCRIPT LANGUAGE=javascript><!--
8:{id>Mm^ if (top.location != self.location)top.location=self.location;
77@N79lqO // --></SCRIPT>
GM6,LzH ELCNf 10. 网页将不能被另存为
J 6KHc^,7 <noscript><iframe src=*.html></iframe></noscript>
*DPX4P 8 ??-H0P 11. <input type=button value=查看网页源代码
|Mq+QDTTw~ onclick="window.location = `view-source:`+
http://www.51js.com/`";>
G\gjCp?! TN0KS]^A3 12.删除时确认
O=2|'L'h! <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
I_<VGU k Bz ;r<Kn 除</a>
n4kq=Z% ^!1!l- 13. 取得控件的绝对位置
wmr?ANk //javascript
N_c44[z1 <script language="javascript">
M1kA- Xr function getIE(E){
Q~U\f$N var t=e.offsetTop;
j?2~6W/[ var l=e.offsetLeft;
UGPDwgq\v while(e=e.offsetParent){
Vu5?;|^: t+=e.offsetTop;
BD
C DQ l+=e.offsetLeft;
%Ln`c.C }
}Ja-0v)Wf alert("top="+t+"/nleft="+l);
4`,(*igEv }
@)U.Dbm </script>
U>PZ3 kG>jb!e@( //VBScript
;MS.ag# <script language="VBScript"><!--
ZQfxlzj+X function getIE()
@N Yl4N dim t,l,a,b
\(Sly&gL set a=document.all.img1
x?wvS]EBg t=document.all.img1.offsetTop
gI^&z l=document.all.img1.offsetLeft
)s
$]+HQs while a.tagName<>"BODY"
!2|Lb'O set a = a.offsetParent
cdMSC7l! t=t+a.offsetTop
hObL=^F l=l+a.offsetLeft
XG/xMz~ wend
Ooz,?wU6 msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
.==D?#bn end function
6iU&9Z<% --></script>
8o5[tl
?w b&rBWp0# 14. 光标是停在文本框文字的最后
ps{4_V-3 u <script language="javascript">
K}l3t2uk function cc()
=
7y-o {
eS8(HI6{^ var e = event.srcElement;
59Pc:Gg; var r =e.createTextRange();
R0-0 r.moveStart(`character`,e.value.length);
*igmi9A r.collapse(true);
T3{O+aRt r.select();
TWRP|i!i }
z0 9Gp}^; </script>
oV%:XuywT <input type=text name=text1 value="123" onfocus="cc()">
MRLiiIrq,5 B"GC|}N)v 15. 判断上一页的来源
:'p)xw4K| javascript:
*J-pAN
document.referrer
*$eH3nn6g O)dnr8* 16. 最小化、最大化、关闭窗口
6 eSo.@*l <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
CQWXLQED> <param name="Command" value="Minimize"></object>
DsHF9Mn <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
-$Fj-pO\ <param name="Command" value="Maximize"></object>
J8:s=#5 <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
k$kE5kh,S <PARAM NAME="Command" value="Close"></OBJECT>
HgQjw! ?Q]&;5o <input type=button value=最小化 onclick=hh1.Click()>
GY$Rkg6d <input type=button value=最大化 onclick=hh2.Click()>
FSEf0@O: <input type=button value=关闭 onclick=hh3.Click()>
,t`V^(PEq 本例适用于IE
vvxxwZa=O 0>|q[SC 17.屏蔽功能键Shift,Alt,Ctrl
^EUR#~b5iy <script>
geG0F}oC! function look(){
wsQnjT> if(event.shiftKey)
*?m)VvR>| alert("禁止按Shift键!"; //可以换成ALT CTRL
X/4CXtX^ }
oXG_6E!^ document.onkeydown=look;
`jE[Xt"@ </script>
.Pm5nS px;~20$e 18. 网页不会被缓存
1-gM)x{Jr <META HTTP-EQUIV="pragma" CONTENT="no-cache">
bgzd($)u <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
y<Koc>8 <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
KtQs uL% 或者<META HTTP-EQUIV="expires" CONTENT="0">
^?lpY{aa KTm^}')C8 19.怎样让表单没有凹凸感?
Cv,WG]E7( <input type=text style="border:1 solid #000000">
P'<i3#;7X 或
`
i[26Qb <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
1TZ[i MJ:c";KCq0 1 solid #000000"></textarea>
zVE" 6 2|,$#V= 20.<div><span>&<layer>的区别?
nd'D0<% <div>(division)用来定义大段的页面元素,会产生转行
lD0p=`. <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
NN4Z:6W5 <layer>是ns的标记,ie不支持,相当于<div>
P#A,(Bke3 fV"Y/9}( 21.让弹出窗口总是在最上面:
I 1]YT <body onblur="this.focus();">
t1Ts!Q2 d'_q9uf' 22.不要滚动条?
l+Wux$6U 让竖条没有:
$wM..ee <body style=`overflow:-Scroll;overflow-y:hidden`>
(:bf m </body>
vU>^ 让横条没有:
0fqcPi <body style=`overflow:-Scroll;overflow-x:hidden`>
XC3)#D#HGh </body>
o9xc$hX} 两个都去掉?更简单了
&y_t,8>5 <body scroll="no">
H1-DK+Q: </body>
Q6(~VvC- Y(,RJ&7 23.怎样去掉图片链接点击后,图片周围的虚线?
2O kID
WcM <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
!~E/Rp IOFXkpKR 24.电子邮件处理提交表单
V6merT79 <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
ci;2XLAM <input type=submit>
mP^ B2"|q </form>
|<{SSA goR_\b
SU 25.在打开的子窗口刷新父窗口的代码里如何写?
J`5VE$2M window.opener.location.reload()
(U'n1s/X ]O|>nTa 26.如何设定打开页面的大小
0/QDfA? <body onload="top.resizeTo(300,200);">
a?-J j\q 打开页面的位置<body onload="top.moveBy(300,200);">
,3?=W/Um4 "r6qFxY 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
>M5}L< <style>
f,O10`4s body
XoyxS:=>|[ {background-image:url(logo.gif); background-repeat:no-repeat;
:cA P{rSe a#1r'z~]} background-position:center;background-attachment: fixed}
KGJSGvo+y </style>
0L>3i8' @ 51!3jeu 28. 检查一段字符串是否全由数字组成
H
r:*p6 <script language="javascript"><!--
`ulQ C function checkNum(str){return str.match(//D/)==null}
`v?hL~ alert(checkNum("1232142141"
rai'x/Ut}+ alert(checkNum("123214214a1"
qK'mF#n0# // --></script>
|co#X8J %/2
` u 29. 获得一个窗口的大小
_&=`vv' document.body.clientWidth; document.body.clientHeight
0j$=KA gNr4oOR{ 30. 怎么判断是否是字符
1XN%&VR>^D if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
O+-+=W else alert("全是字符";
w^L`" pqg2#@F. 31.TEXTAREA自适应文字行数的多少
`)O9
'568 <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
N~|f^#L </textarea>