急：(proxool: Parsing failed.)

proxool.xml:
<?xml version="1.0" encoding="UTF-8"?>
<something-else-entirely>
  <proxool>
    <alias>DBPool</alias>
    <driver-url>jdbc:mysql://10.100.53.138:3306/mysql</driver-url>
    <driver-class>com.mysql.jdbc.Driver</driver-class>
    <driver-properties>
      <property name="user" value="root"/>
      <property name="password" value="root"/>
    </driver-properties>
        <house-keeping-sleep-time>90000</house-keeping-sleep-time>
<simultaneous-build-throttle>20</simultaneous-build-throttle>
<prototype-count>1</prototype-count>
<maximum-connection-count>60</maximum-connection-count>
<minimum-connection-count>10</minimum-connection-count>
<house-keeping-test-sql>select CURRENT_DATE</house-keeping-test-sql>
     </proxool>  
</something-else-entirely>web.xml
<servlet>
      <servlet-name>proxoolServletConfigurator</servlet-name>
      <servlet-class>org.logicalcobwebs.proxool.configuration.ServletConfigurator</servlet-class>
     <init-param>
       <param-name>xmlFile</param-name>
       <param-value>WEB-INF/classes/proxool.xml</param-value>
     </init-param>
     <load-on-startup>1</load-on-startup>
</servlet>public class DBConnPoolUtil { private static Log log_debug = LogFactory.getLog(Constants.LOG_DEBUG_COMMON);
    static{
        try {
            JAXPConfigurator.configure(AppConfig.getBaseAppPath()+"/WEB-INF/classes/proxool.xml", false);
        } catch (ProxoolException e) {
            e.printStackTrace();
        }
    }    public static Connection getConnection() {
        Connection con = null;     
        try {
            Class.forName("org.logicalcobwebs.proxool.ProxoolDriver");
            con = DriverManager.getConnection("proxool.DBPool");
        } catch (Exception e) {
            log_debug.error(e);
        }
        
        return con;    }
}当我去获得conn的时候就报错：
org.logicalcobwebs.proxool.ProxoolException: Parsing failed.