Edit D:\rfid\apache-tomcat-8.5.32\webapps\opac\page\reader\login.jsp

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<c:set var="ctx" value="${pageContext.request.contextPath}"/>
<%
String jumpUrl=request.getParameter("url");
%>

<!DOCTYPE html>
<html>
  <head>
    <title>????????</title>
   <link rel="stylesheet" href="${ctx}/css/jishen.css"/>
    <link rel="stylesheet" href="${ctx}/css/login.css"/>
      <link rel="icon" href="${pageContext.request.contextPath}/images/favicon.ico" type="image/x-icon" />
  </head>
  <body>
  
  <%@ include file="../../page/global/header.jsp" %> 
    
    
   
	<div class="login-box" style="margin-top: 120px; ">
		<div class="login-content" >
			<div class="main-width">
				<div class="mian-title">???????????</div>
				<div class="login-box">
					<div class="login-tip">
						<div class="login-title">??????</div>
						<div class="tip-div">
							<span class="num">1</span>
							<span class="message1">???????????????????????????????????????????????????????????????8??????????????????????</span>
						</div>
					
						<div class="tip-div">
								<span class="num">2</span>
								<span class="message2">???????????????????????????????????????????????????????</span>
						</div>
						<div class="tip-div ">
								<span class="num">3</span>
								<span class="message3">????????????????????????????</span>
						</div>
					</div>
					<div class="login-info ">
						<div class="login-title">
							??????? 
						</div>
						<div class="login-box-div">
									<div class="box-input">
										??????????????<input type="text" class="input-text" name="username" id="username">
									</div>
								
									<div class="box-input">
										????????<input type="password" class="input-text" name="password" id="password">
									</div>
									
									<input type="button" class="input-button" value="???" onclick="login()">
									
								
	
						</div>
					</div>
				</div>
			</div>
		</div>
	</div>
   
   <%@ include file="../../page/global/footer.jsp" %> 
  </body>
  <script src="${ctx}/third-party/js/jquery-1.9.1.min.js"></script>
  <script type="text/javascript">
	   var jumpUrl = null;
	  $(function () {
		    jumpUrl ='<%=jumpUrl%>';
			//?????
			$("#username").focus();
			$("#username").keydown(function (e) {
				    if (e.keyCode == 13){
				    	$("#password").focus();
				    }  	
			});
			$("#password").keydown(function (e) {
			    if (e.keyCode == 13){
			    	 login();
			    }  	
		    });
			initPageMessage();
	  });
	  
	  function initPageMessage(){
		    var url = '${ctx}/par/common/getOpacConfig.do';
			$.post(url, null, function(data) {
		         if(data.message1 && data.message1.length > 0){
		        	 $(".message1").html(data.message1);
		         } 
		         
		         if(data.message2 && data.message2.length > 0){
		        	 $(".message2").html(data.message2);
		         }  
		         
		         if(data.message3 && data.message3.length > 0){
		        	 $(".message3").html(data.message3);
		         }  
				
				
			}, 'json');
	  }
	  
	  function login(){
		  var username = $("#username").val();
		  var password = $("#password").val();
		  if(username.length == 0){
			  return alert("???????????");
		  }
		  if(password.length == 0){
			  return alert("?????????");
		  }
		  var url = '${ctx}/reader/login.do';
			var param = {	
			};
			param.rdrno = username;
			param.password = password;
			$.post(url, param, function(data) {
				if (data.status == "0") {
					  if(jumpUrl && jumpUrl!="null")
						  $(window).attr('location', jumpUrl);
					  else		  
					      $(window).attr('location', '${ctx}/page/reader/mylibrary.jsp?target=999');
				}else
					alert(data.message);
			}, 'json');
	  }
	</script>
</html>

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