复制代码代码如下:
<pren name = "code"> <html>
<adal>
<cript>
fonction asd () {
var reg = document.getElementsByName ("reg");
if (reg [0] .Coched) {
document.getElementById ("soumission"). Disabled = false;
}
autre {
document.getElementById ("soumission"). Disabled = true;
}
}
</cript>
</ head>
<body>
<input name = "reg" type = "checkbox" onclick = "asd ();" /> 阅读了吗？
<input type = "soumi" value = "注册" id = "soumi" désactivé />
</docy>
</html> </ pre> <br>
<br>
<pre> </pre>
<pre> </pre>