disabled是提交不了数据的,readonly可以
如果是select,try like this:
<select id="s" onchange="keep(this)">
<option>1
<option selected>2
<option>3
</select>
<script language="JavaScript">
<!--
function keep(o){
if(!o.k)o.k=o.selectedIndex;
else o.selectedIndex=o.k;
}
keep(document.all.s);
//-->
</script>
如果是select,try like this:
<select id="s" onchange="keep(this)">
<option>1
<option selected>2
<option>3
</select>
<script language="JavaScript">
<!--
function keep(o){
if(!o.k)o.k=o.selectedIndex;
else o.selectedIndex=o.k;
}
keep(document.all.s);
//-->
</script>
就相当与失效了，不可逆的过程。