1. oncontextmenu="window.event.returnvalue=false" 将彻底屏蔽鼠标右键
mNX0BZ <table border oncontextmenu=return(false)><td>no</table> 可用于Table
=e6!U5
f 4_4|2L3 2. <body onselectstart="return false"> 取消选取、防止复制
C Y)[{r BkDq9> 3. onpaste="return false" 不准粘贴
=1mIk0H` ay=f1<a 4. oncopy="return false;" oncut="return false;" 防止复制
}BCxAwD4 TG.\C8;vFh 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图标
2}ywNVS ;ZZmX]kz,M 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显示出你的图标
ay28%[Q b4
1_LGlu~& 7. <input style="ime-mode:-Disabled"> 关闭输入法
I>>X-} 8sL+ik" 8. 永远都会带着框架
'EkjySZ]F{ <script language="javascript"><!--
SN#N$] y5s if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网页
`iwGPG! // --></script>
b28C( 6 x8lnXtA 9. 防止被人frame
~hU^5R-% <SCRIPT LANGUAGE=javascript><!--
YMn=9EUp if (top.location != self.location)top.location=self.location;
4Y@q.QP // --></SCRIPT>
JWQ.Efe &|Vzo@D(! 10. 网页将不能被另存为
PMiG:bM <noscript><iframe src=*.html></iframe></noscript>
(DTkK5/% ;B"S*wYMN 11. <input type=button value=查看网页源代码
jL~. =QD onclick="window.location = `view-source:`+
http://www.51js.com/`";>
%#7^b=;= W-vEh 12.删除时确认
]@sLX ek <a href=`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"`>删
4n.EA,:g:( )"^ )Nk 除</a>
}4xz, oN x]:B3_qR 13. 取得控件的绝对位置
p,#**g: //javascript
P/dT;YhL <script language="javascript">
Il<ezD{ function getIE(E){
RSf*[2 var t=e.offsetTop;
4)d#dy::\ var l=e.offsetLeft;
w;T?m," while(e=e.offsetParent){
TfFH!1^+ t+=e.offsetTop;
1?T^jcny:M l+=e.offsetLeft;
`~ R%}ID }
" G0HsXi alert("top="+t+"/nleft="+l);
mRY~)<!4& }
M'ZA(LVp </script>
$:0?"?o); WR4 \dsgCU //VBScript
.cg"M0 <script language="VBScript"><!--
},tn function getIE()
/%h<^YDBf dim t,l,a,b
Vu1X@@z set a=document.all.img1
>*[Bq; t=document.all.img1.offsetTop
.tRWL! l=document.all.img1.offsetLeft
%!Ak]|[7 while a.tagName<>"BODY"
$5#+;A'Q+ set a = a.offsetParent
ngQ] t=t+a.offsetTop
E.OL_ \ l=l+a.offsetLeft
NxQ+z^o\ wend
)I9W a*I msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
fk:oCPo end function
-<WQ>mrB& --></script>
twJ)h :!_y \^rAH@ 14. 光标是停在文本框文字的最后
6/eh~ME= <script language="javascript">
H-1y2AQ function cc()
[#6Eax,j {
[1 gWc`# var e = event.srcElement;
w>$2 var r =e.createTextRange();
/I3>u r.moveStart(`character`,e.value.length);
4V0j1k&' r.collapse(true);
gsp|?)]x r.select();
EBPm7{&0| }
QC*>
qo </script>
^8r4tX <input type=text name=text1 value="123" onfocus="cc()">
cA{zyq26 uyITUvPg[ 15. 判断上一页的来源
.I&]G javascript:
Iz<}>J B document.referrer
bC@9
*/i !mLYW 16. 最小化、最大化、关闭窗口
(lY<\l <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
J 4E G <param name="Command" value="Minimize"></object>
J_^Ml)@iy <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
{qHf%y&[ <param name="Command" value="Maximize"></object>
gLef6q{} <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
Jr4^@]78o< <PARAM NAME="Command" value="Close"></OBJECT>
}+8w C!8XFf8e <input type=button value=最小化 onclick=hh1.Click()>
Pe_iA_ <input type=button value=最大化 onclick=hh2.Click()>
,#PeK( <input type=button value=关闭 onclick=hh3.Click()>
|tU4(hC 本例适用于IE
7TjK;w7xS. 3,cZ*4('d 17.屏蔽功能键Shift,Alt,Ctrl
\Q+<G-Kb. <script>
<e
'S' function look(){
<ZV !fn if(event.shiftKey)
ie!ik alert("禁止按Shift键!"; //可以换成ALT CTRL
i|5 K4Puu }
SDTX3A1 document.onkeydown=look;
tNI~<#+lg </script>
pZ,P_? QDg\GA8| 18. 网页不会被缓存
a0oM KGW: <META HTTP-EQUIV="pragma" CONTENT="no-cache">
}. x&}FqXE <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate">
0b0.xz\~U <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT">
4epE!`z_& 或者<META HTTP-EQUIV="expires" CONTENT="0">
U[b$VZ} Ih]'OaE 19.怎样让表单没有凹凸感?
C"I:^&sL <input type=text style="border:1 solid #000000">
W`KRaL0^ 或
sILkTzsw <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:
vt" 7[!O b NBpt}$ 1 solid #000000"></textarea>
{[
j+y , wT$L3 20.<div><span>&<layer>的区别?
RSLMO8 <div>(division)用来定义大段的页面元素,会产生转行
<B*}W2\ <span>用来定义同一行内的元素,跟<div>的唯一区别是不产生转行
BK>uJv-qU <layer>是ns的标记,ie不支持,相当于<div>
9WaKs d f fD#VI 21.让弹出窗口总是在最上面:
1)8;9
Ba: <body onblur="this.focus();">
X#$mBRK7 M4rOnIJ 22.不要滚动条?
<j93 让竖条没有:
`Tx1?] <body style=`overflow:-Scroll;overflow-y:hidden`>
e'I13)
</body>
`gIlS^Q 让横条没有:
6e6~82t8/ <body style=`overflow:-Scroll;overflow-x:hidden`>
Jb'M/iG </body>
8m0GxgS 两个都去掉?更简单了
CY&Z*JI"'B <body scroll="no">
iol.RszlZ| </body>
^w eU\ }5Yd:%u5 23.怎样去掉图片链接点击后,图片周围的虚线?
fdIk{o <a href="#" onFocus="this.blur()"><img src="logo.jpg" border=0></a>
5gV%jQgkC ^[{\ZX 24.电子邮件处理提交表单
_VFxzM9f <form name="form1" method="post" action="mailto:****@***.com" enctype="text/plain">
rULrGoM <input type=submit>
J;pn5k~3 </form>
`2S G{5o; ]Ma2*E!p 25.在打开的子窗口刷新父窗口的代码里如何写?
75j`3wzu window.opener.location.reload()
^PY*INv P>/n!1c 26.如何设定打开页面的大小
uUXvBA?l <body onload="top.resizeTo(300,200);">
v:c_q]z#B 打开页面的位置<body onload="top.moveBy(300,200);">
z\Vu`Yz eJ+V!K'H2 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
VY)!bjW. <style>
x4jn45]x@ body
w,(e,8#: {background-image:url(logo.gif); background-repeat:no-repeat;
}R#YO$J7 2)DrZI background-position:center;background-attachment: fixed}
|cwGc\ES </style>
E9_aNYD _{ z.Tu 28. 检查一段字符串是否全由数字组成
7@R;lOzL3 <script language="javascript"><!--
)v&r^DR_ function checkNum(str){return str.match(//D/)==null}
bKsl'3~ k alert(checkNum("1232142141"
+Z0@z^6\ alert(checkNum("123214214a1"
ZOGH.` // --></script>
l?:!G7ie |7Z7_YWs 29. 获得一个窗口的大小
5a1)`2V2M document.body.clientWidth; document.body.clientHeight
1df}gG V_JM@VN}Kk 30. 怎么判断是否是字符
9V*h:[6a( if (/[^/x00-/xff]/g.test(s)) alert("含有汉字";
\M>}-j`v else alert("全是字符";
\^9SuZ A+d&aE}3V 31.TEXTAREA自适应文字行数的多少
Wu]Dpe <textarea rows=1 name=s1 cols=27 onpropertychange="this.style.posHeight=this.scrollHeight">
]J\tosTi </textarea>