javascript输入CD-KEY自动分割的代码

<html> 
<head> 
<meta http-equiv="content-Type" content="text/html;charset=gb2312"> 
<title>输入CD-KEY自动分割</title> 
<script language="JavaScript" type="text/javascript"> 
function cdkeyInput(thisobj) 
{ 
objResult = ""; 
nextObjResult = ""; 
if(thisobj.value.indexOf('-') > 0) 
{ 
objResult = thisobj.value.substring(0,thisobj.value.indexOf('-')); 
nextObjResult = thisobj.value.substring(thisobj.value.indexOf('-')+1); 
thisobj.value = objResult.substring(0,thisobj.attributes["max"].nodeValue); 
if(arguments[1] != undefined && arguments[1] != null) 
{ 
next = arguments[1]; 
nextobj = document.getElementById(next); 
nextobj.value = nextObjResult.toUpperCase(); 
nextobj.onkeyup(); 
} 
} 
thisobj.value = thisobj.value.toUpperCase(); 
} 
</ script> 
</head> 
<body> 
<br> 
<input type="text" name="key1" id="key1" max="8" size="8" onkeyup="cdkeyInput(this,'key2');"/>- 
<input type="text" name="key2" id="key2" max="4" size="4" onkeyup="cdkeyInput(this,'key3');"/>- 
<input type="text" name="key3" id="key3" max="4" size="4" onkeyup="cdkeyInput(this,'key4');"/>- 
<input type="text" name="key4" id="key4" max="4" size="4" onkeyup="cdkeyInput(this,'key5');"/>- 
<input type="text" name="key5" id="key5" max="4" size="4" onkeyup="cdkeyInput(this,'key6');"/>- 
<input type="text" name="key6" id="key6" max="8" size="8" onkeyup="cdkeyInput(this);"/> 
</body> 
</html>

[Ctrl+A 全选注:如需引入外部Js需刷新才能执行]

javascript输入CD-KEY自动分割的代码_javascript技巧