javascript代码大全（一）

1.  将彻底屏蔽鼠标右键

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> oncontextmenu="window.event.returnvalue=false"

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < table  border oncontextmenu =return(false) >< td > no </ table >  

可用于Table
2.  取消选取、防止复制

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < body  onselectstart ="return false" >

3.  不准粘贴

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> onpaste="return false"

4.  防止复制

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> oncopy="return false;" oncut="return false;"

5.  IE地址栏前换成自己的图标

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < link  rel ="Shortcut Icon"  href ="favicon.ico" >

6. 可以在收藏夹中显示出你的图标

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < link  rel ="Bookmark"  href ="favicon.ico" >  

7.  关闭输入法

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < input  style ="ime-mode:-Disabled" >

8. 永远都会带着框架

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < 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

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < SCRIPT LANGUAGE = javascript ><!--  
if  (top.location  !=  self.location)top.location = self.location;
//  --></SCRIPT>

10. 网页将不能被另存为

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < noscript >< iframe src =* .html ></ iframe ></ noscript >  

11. 查看网页源代码

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < input  type =button  value =查看网页源代码 
onclick ="window.location = `view-source:`+ http://www.51js.com/`" ; >

12.删除时确认

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < a  href =`javascript:if(confirm("确实要删除吗?"location="boos.asp?&areyou=删除&page=1"` > 删
除 </ a >  

13. 取得控件的绝对位置

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> // 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 >

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> // 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

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < 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 >

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < input  type =text  name =text1  value ="123"  onfocus ="cc()" >

15. 判断上一页的来源

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> javascript:document.referrer

16. 最小化、最大化、关闭窗口

<!--<br /> <br /> Code highlighting produced by Actipro CodeHighlighter (freeware)<br /> http://www.CodeHighlighter.com/<br /> <br /> --> < 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() >
本例适用于IE