<input type="text" name="test" >
<input type=button onclick=javascript:enable():>
<input type=button onclick=javascript:disenable():>
function enable(){
document.form1.test.disable=true;
document.form1.submit();
}
function disenable(){
document.form1.test.disable=false;
document.form1.submit();
}
看清楚了吗?两个函数,一个判断为有效,一个判断为无效!
<input type=button onclick=javascript:enable():>
<input type=button onclick=javascript:disenable():>
function enable(){
document.form1.test.disable=true;
document.form1.submit();
}
function disenable(){
document.form1.test.disable=false;
document.form1.submit();
}
看清楚了吗?两个函数,一个判断为有效,一个判断为无效!
<HEAD>
<TITLE>Component's enable status</TITLE>
<SCRIPT>
// Control object txtTest's enable status:
function btnTestOnClick()
{
document.all['txtTest'].disabled=!document.all['txtTest'].disabled;
document.all['txtTest'].disabled?document.all['btnTest'].focus():document.all['txtTest'].focus();
}
</SCRIPT>
</HEAD>
<BODY>
<INPUT TYPE="text" ID="txtTest">
<INPUT TYPE="button" ID="btnTest" VALUE="Test" ONCLICK="btnTestOnClick()">
</BODY>
</HTML>
if(无效)
document.form1.test.disable=false;
elsedocument.form1.test.disable=true;