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      <%@ page language="java" contentType="text/html; charset=UTF-8"
 pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <style type="text/css">
   #login {
      width:410px;
     
      margin:auto auto;
      margin-top:71px;
      background-color:gray;
   }
  #name {
    font-size:14px;
    color:red;
  }
  #pass{
   font-size:14px;
   color:red;
  }
  </style>
  <script type="text/javascript" src="Jquery/jquery-1.4.2.js"
   mce_src="Jquery/jquery-1.4.2.js"></script>
  <script type="text/javascript">  
    $(document).ready( function() {  
          
        //ʹÓà Ajax µÄ·½Ê½ ÅжϵǼ  
        $("#userName").blur( function() {  
              
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   var queryString = "firstName=" + firstName + "&lastName=" + lastName
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