js实现刷新列子

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html>
    <head>
        <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
        <title>Untitled Document</title>
		
    </head>
    <body>
        <select id="pro">
            <option value="请选择">请选择==</option>
            <option value="湖北省">湖北省==</option>
            <option value="湖南省">湖南省==</option>
        </select>
        <select id="city">
            <option>请选择==</option>
        </select>
		
		<div id="ck" style="display: none;">
		<input type="checkbox"  id="RR" name="RR"  value="男1 " >游泳
		<input type="checkbox"  name="RR"  value="女1">打篮球
		</div>
		
		<div id="rd" style="display: none;">
		<input type="radio"   name="R"  value="男 "  checked="checked">国际米兰
		<input type="radio"  name="R"  value="女">AC米兰
		</div>
		
    </body>
    <script language="JavaScript">
        document.getElementById("pro").onchange = function(){
			
            if (this.value =="湖北省") 
			{
           document.getElementById("rd").style.display = "block";    //显示
            document.getElementById("ck").style.display = "none";   //隐藏
		   
            }
			else if(this.value =="湖南省")
			{
				 document.getElementById("rd").style.display = "none";    //显示
                document.getElementById("ck").style.display = "block";   //隐藏
			}
			else if(this.value =="请选择")
			{
				 document.getElementById("rd").style.display = "none";    //显示
                document.getElementById("ck").style.display = "none";   //隐藏
			}
        }
        
    </script>
</html>
<pre name="code" class="html">
</pre><pre name="code" class="html"><%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'User-add.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body background="pic/13.jpg">
  <form action="user-doadd" method="post" >
			<table align="center" border="1">
				<tr>
					<td>
						密码
					</td>
					<td>
						<input type="text" name="userdto.userpass">
					</td>
				</tr>
				<tr>
					<td>
						注册时间
					</td>
					<td>
						<input type="text" name="userdto.usertime"  value="${time}">
					</td>
				</tr>
				<tr>
					<td>
						权限
					</td>
					<td>
						<input type="text" name="userdto.quanxian">
					</td>
				</tr>
				<tr>
					<td colspan="2">
						<input type="submit" value="确定">
						<input type="reset" value="重置">
					</td>
				</tr>
			</table>
		</form>
  
  </body>
</html>




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