<form action="${pageContext.servletContext.contextPath}/XXX/###" method="post" id="messageForm">
	姓名:<input name = "name" type="text" />
 <button type="button" id="submit">提交申請(qǐng)</button>
</form>
<script>
$("#submit").click(function(){

 $(this).attr("disabled","true"); //設(shè)置變灰按鈕
 $("#messageForm").submit();//提交表單
 setTimeout("$('#submit').removeAttr('disabled')",3000); //設(shè)置三秒后提交按鈕 顯示
 
})
</scritp></span>

</span>

<form name=fm method="POST" action="/">
<p>按鈕變灰</p>
 name: <input type="text" name="name"/>
 <input type="button" value="提交" onclick="javascript:{this.disabled=true;document.fm.submit();}">

</form>

<form name=fm method="POST" action="/" >
 <input type="submit" name="Submit" value="提交" id="submitId" onclick="submit();">
</form>
<script language="javascript">
 function submit()
 {
 var submitId=document.getElementById('submitId');
 submitId.disabled=true;
 document.fm.submit();
 setTimeout("submitId.disabled=false;",3000); //代碼核心在這里，3秒還原按鈕代碼
}
</script>