日期:2014-05-16  浏览次数:20398 次

javascript常用语句,如表单禁止复制,剪切等

1.屏蔽鼠标右键
ie/ff
<div oncontextmenu="return(false)">这里没有右键</div>

2.取消选取、防止复制
ie
<body onselectstart="return false">

3.不准粘贴
ie/ff
<input type="text" onpaste="return false" value="" />

4.防止复制剪切
ie/ff
<input type="text" oncopy="return false;" oncut="return false;" value="不能复制剪切我" />

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

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

7.关闭输入法
<input style="ime-mode:Disabled">

8.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>

9. 防止被人frame
<script language="javascript">
<!--
if (top.location != self.location)top.location=self.location;
//-->
</script>

10. 网页将不能被另存为
<noscript><iframe src=*.html></iframe></noscript>

11. 查看网页源代码
ff
<input type="button" value="查看aidd2008网页源代码" onclick="window.location='view-source:http://www.cnblogs.com/aidd2008'";>

12.删除时确认
<a href='javascript:if(confirm("确实要删除吗?"))location="delete.aspx?d=true&page=1"'>删除</a>

13. 取得控件的绝对位置
//javascript
<script language="javascript">
function getIE(E){
var t=e.offsetTop;
var l=e.offsetLeft;
while(e=e.offsetParent){
? t+=e.offsetTop;
? l+=e.offsetLeft;
}
alert("top="+t+"/nleft="+l);
}
</script>
//VBScript
<script language="VBScript">
<!--
function getIE()
dim t,l,a,b
set a=document.all.img1
t=document.all.img1.offsetTop
l=document.all.img1.offsetLeft
while a.tagName<>"BODY"
? set a = a.offsetParent
? t=t+a.offsetTop
? l=l+a.offsetLeft
wend
msgbox "top="&t&chr(13)&"left="&l,64,"得到控件的位置"
end function
//-->
</script>

14. 光标是停在文本框文字的最后
<script language="javascript">
function cc()
{
var e = event.srcElement;
var r =e.createTextRange();
r.moveStart(`character`,e.value.length);
r.collapse(true);
r.select();
}
</script>
<input type=text name=text1 value="123" onfocus="cc()">

15. 判断上一页的来源
javascript:document.referrer

16. 最小化、最大化、关闭窗口
ie
<object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
<param name="Command" value="Minimize"></object>
<object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">
<param name="Command" value="Maximize"></object>
<OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11">
<param name="Command" value="Close"></object>
<input type="button" value="最小化" onclick="hh1.Click()">
<input type="button" value="最大化" onclick="hh2.Click()">
<input type="button" value="关闭" onclick="hh3.Click()">

17.屏蔽功能键Shift,Alt,Ctrl
<script>
function look(){?
if(event.shiftKey)?
alert("禁止按Shift键!"; //可以换成ALT CTRL
}?
document.onkeydown=look;?
</script>

18.网页不会被缓存
<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">

19.怎样让表单没有凹凸感???
<input type=text style="border:1 solid #000000">

<input type=text style="border-left:none; border-right:none; border-top:none; border-bottom:1 solid #000000"></textarea>

20.<div><span>&<layer>的区别??
<div>(division)用来定义大段的页面元素,会产生转行?
<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?
<layer>是ns的标记,ie