<script type="text/javascript">
function se() {
var b = document.getElementById("button_id");
b.disabled = !(b.disabled && true);
}
</script>
<input type="button" id="button_id" value="无辜的按钮" />
<input type="button" onclick="se()" value="禁/起用" />
function se() {
var b = document.getElementById("button_id");
b.disabled = !(b.disabled && true);
}
</script>
<input type="button" id="button_id" value="无辜的按钮" />
<input type="button" onclick="se()" value="禁/起用" />
这样就可以了 :D
document.getElementById("your button id which you want to disable").disabled="disabled";