复制代码代码如下::
<pre name = "code"> <html>
<kopf>
<Script>
Funktion asd () {
var reg = document.getElementsByName ("reg");
if (reg [0] .Conted) {
document.getElementById ("sublect"). Disabled = false;
}
anders {
document.getElementById ("sublect"). Disabled = true;
}
}
</script>
</head>
<body>
<input name = "reg" type = "checkBox" onclick = "asd ();" /> 阅读了吗？
<Eingabe type = "sureichen" value = "注册" id = "surven" deaktiviert/>
</body>
</html> </pre> <br>
<br>
<pre> </pre>
<pre> </pre>