1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
;}IF'ANA <table border oncontextmenu=return(false)><td>no</table> 可用于Table
wbI(o4rXE HCQv"i}- 2. <body onselectstart="return false"> 取消选取、防止复制
OB3AZH$ XboOvdt^| 3. onpaste="return false" 不准粘贴
xt
+fuL Tp~yn 4. oncopy="return false;" oncut="return false;" 防止复制
)Y~q6D K M
"p6xp/ 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
&nn!{S^ DMcvu*A 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
EH3jzE3N `{I,!to 7. <input style="ime-mode:-Disabled"> 关闭输入法
u]E% R& 6N.mSnp 8. 永远都会带着框架
KtY~Y <script language="javascript"><!--
]Vjn7P`~N if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
&.kg8|s{ // --></script>
vJGxD\h u!g=>zEu 9. 防止被人frame
-j3 -H& <SCRIPT LANGUAGE=javascript><!--
fFXs:( if (top.location != self.location)top.location=self.location;
y5a^xRDw // --></SCRIPT>
f]T1:N*t b9|F>3?r> 10. 网页将不能被另存为
iBJ*6orz <noscript><iframe src=*.html></iframe></noscript>
~\<ZWU<BE %9mB4Fc6b) 11. <input type=button value=查看网页源代码
ygpC1nN onclick="window.location = `view-source:`+
http://www.51js.com/`";>
7u5B/M! 8f^URN<x 12.删除时确认
\07Vh6cj <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
N_pJE? .[cT3l/t 除</a>
w?M*n<)
O 3=bzIU 13. 取得控件的绝对位置
u.hnQsM //javascript
ie.cTTOI <script language="javascript">
r@%32h function getIE(E){
5tq$SF42X var t=e.offsetTop;
=Bo0Oei var l=e.offsetLeft;
T>f-b3dk while(e=e.offsetParent){
1b|<
t+=e.offsetTop;
iUI,r* l+=e.offsetLeft;
^"buF\3L }
&<UOi@ alert("top="+t+"/nleft="+l);
Tg:NeAN7( }
2~J|x+
</script>
&u=FLp5 %< j=& //VBScript
Ds}6{']K <script language="VBScript"><!--
K=(&iq!VO function getIE()
&OzJ^G\o dim t,l,a,b
|um)vlN;9 set a=document.all.img1
Be]o2N;J t=document.all.img1.offsetTop
~o #
NOfYi l=document.all.img1.offsetLeft
nAts.pVy" while a.tagName<>"BODY"
R2J3R5S=[ set a = a.offsetParent
tQl= t=t+a.offsetTop
Yhsb$wu l=l+a.offsetLeft
in+`zfUJ9 wend
uo%O\}#u9 msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
g:,4Kd| end function
hR`dRbBi% --></script>
lJYv2EZ ,~4(td+R7 14. 光标是停在文本框文字的最后
\Fj4Gy?MW <script language="javascript">
9QX{b+}"e function cc()
Hd2_Cg FB {
EhVnt#`Si var e = event.srcElement;
%vThbP#mR| var r =e.createTextRange();
ftH
0aI r.moveStart(`character`,e.value.length);
[X=eCHB? r.collapse(true);
^al
SyJ` r.select();
>C&!#
3 }
^a}{u$< </script>
v0xi(Wu <input type=text name=text1 value="123" onfocus="cc()">
6R,;c7Izhd 9,>M/_8> 15. 判断上一页的来源
#M>E{w9 javascript:
bQeYFY#^ document.referrer
0yZw`|Zh[ 34l=U? 16. 最小化、最大化、关闭窗口
D@ lJ^+ <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
z"H%Y8 <param name="Command" value="Minimize"></object>
SMy&K[hJ[ <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
LpiLk| 2i <param name="Command" value="Maximize"></object>
;kF p)*i <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
23fAc"@ B <PARAM NAME="Command" value="Close"></OBJECT>
9"aTF,'F/ EXi+pm <input type=button value=最小化 onclick=hh1.Click()>
[&4y@ <input type=button value=最大化 onclick=hh2.Click()>
TDseWdA <input type=button value=关闭 onclick=hh3.Click()>
DxD0iJ=W 本例适用于IE
FG(`&S+, d+w<y~\
q 17.屏蔽功能键Shift,Alt,Ctrl
jGWLYI=V2 <script>
3z ry %qV= function look(){
BA5= D>T- if(event.shiftKey)
EtcamI*` alert("禁止按Shift键!"; //可以换成ALT CTRL
Xg)yz~Ug }
}B.C#Y$@ document.onkeydown=look;
+Q9HsfX/ </script>
2U+&F'&Q 0jS/U|0 18. 网页不会被缓存
3_>1j <META HTTP-EQUIV="pragma" CONTENT="no-cache">
7/yd@#$X <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
lu}[XN <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
YsDl2P 或者<META HTTP-EQUIV="expires" CONTENT="0">
{!S/8o"] .edZKmC6 19.怎样让表单没有凹凸感?
G@'0vYb# <input type=text style="border:1 solid #000000">
yUG5'<lX 或
$5o<Mj <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
/l`XJs 9%wppNT/ 1 solid #000000"></textarea>
q8lK6p\:W 93dotuF 20.<div><span>&<layer>的区别?
S.jjB <div>(division)用来定义大段的页面元素,会产生转行
!<)_ F <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
IY:O? M <layer>是ns的标记,ie不支持,相当于<div>
;0*^9 8K !RD,:\5V 21.让弹出窗口总是在最上面:
Y^G3<.B <body onblur="this.focus();">
IO'Q}bU4vs {?iqO? 22.不要滚动条?
:}z%N7T 让竖条没有:
yKI.TR# <body style=`overflow:-Scroll;overflow-y:hidden`>
P:TpB6.=q </body>
qw/{o:ce] 让横条没有:
1L|(:m+ <body style=`overflow:-Scroll;overflow-x:hidden`>
? `KOW </body>
w;(gi 两个都去掉?更简单了
S#9SAX [ <body scroll="no">
[:'n+D=T3M </body>
kA_3o)J yM2&cMHH~ 23.怎样去掉图片链接点击后,图片周围的虚线?
LA+MX0* <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
v3"xJN_,[p lN'/Z&62 24.电子邮件处理提交表单
""d>f4,S <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
7y\g~?5N <input type=submit>
a*hThr+$M </form>
6Ts`5$e "=(;l3-o 25.在打开的子窗口刷新父窗口的代码里如何写?
{Jc!T:vJ window.opener.location.reload()
/z5lxS@# #V6
-* 26.如何设定打开页面的大小
B`aAvD`7 <body onload="top.resizeTo(300,200);">
}}_uN-m 打开页面的位置<body onload="top.moveBy(300,200);">
m+UdT854 Q(6(Scp{ 27.在页面中如何加入不是满铺的背景图片,拉动页面时背景图不动
D2p6&HNT <style>
jhG7sS| body
DE ws+y-* {background-image:url(logo.gif); background-repeat:no-repeat;
m=}X$QF`^ 4QNR_w background-position:center;background-attachment: fixed}
->8q, W2A </style>
d@tr]v5 B `[CJtd2\ 28. 检查一段字符串是否全由数字组成
E2|iAT+=. <script language="javascript"><!--
obq}# function checkNum(str){return str.match(//D/)==null}
=@ZtUjcJx alert(checkNum("1232142141"
O| ]Ped9 alert(checkNum("123214214a1"
l,FoK76G // --></script>
s>\g03= DcA'{21 29. 获得一个窗口的大小
zIFL?8!H9{ document.body.clientWidth; document.body.clientHeight
ntV>m*^ EC'bgFe 30. 怎么判断是否是字符
0Q >|s_ if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
E+zn\v else alert("全是字符";
fJ2{w[ne m!60. 31.TEXTAREA自适应文字行数的多少
F* }Q^% <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
|sa7Y_ </textarea>