1.不准粘贴
onpaste="return?false"

2.防止复制
oncopy="return?false;"?oncut="return?false;"

3.IE地址栏前换成自己的图标
<link?rel="Shortcut?Icon"?href="favicon.ico">

4.可以在收藏夹中显示出你的图标
<link?rel="Bookmark"?href="favicon.ico">

5.关闭输入法<input?style="ime-mode:disabled">

6.?永远都会带着框架?
<script?language="javascript"><!--?
if?(window?==?top)top.location.href?=?"frames.htm";?//frames.htm为框架网页?
//?--></script>

7.?防止被人frame?
<SCRIPT?LANGUAGE=javascript><!--?
if?(top.location?!=?self.location)top.location=self.location;?
//?--></SCRIPT>

8.?网页不会被缓存
HTM网页
<META?HTTP-EQUIV="pragma"?CONTENT="no-cache">?
<META?HTTP-EQUIV="Cache-Control"?CONTENT="no-cache,?must-revalidate">?
<META?HTTP-EQUIV="expires"?CONTENT="Wed,?26?Feb?1997?08:21:57?GMT">?
或者<META?HTTP-EQUIV="expires"?CONTENT="0">
ASP网页?
Response.Expires?=?-1?
Response.ExpiresAbsolute?=?Now()?-?1?
Response.cachecontrol?=?"no-cache"?
PHP网页?
header("Expires:?Mon,?26?Jul?1997?05:00:00?GMT");?
header("Cache-Control:?no-cache,?must-revalidate");?
header("Pragma:?no-cache");?

9.?检查一段字符串是否全由数字组成?
<script?language="javascript"><!--?
function?checkNum(str){return?str.match(/\D/)==null}?
alert(checkNum("1232142141"))?
alert(checkNum("123214214a1"))?
//?--></script>
9.TEXTAREA自适应文字行数的多少?
<textarea?rows=1?name=s1?cols=27?onpropertychange="this.style.posHeight=this.scrollHeight">?
</textarea>

10.?各种样式的光标?
auto?：标准光标?
default?：标准箭头?
hand?：手形光标?
wait?：等待光标?
text?：I形光标?
vertical-text?：水平I形光标?
no-drop?：不可拖动光标?
not-allowed?：无效光标?
help?：?帮助光标?
all-scroll?：三角方向标?
move?：移动标?
crosshair?：十字标?