<%@ page language="java" contentType="text/html; charset=GB18030"
	pageEncoding="GB18030" import="java.sql.*"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<jsp:useBean id="info" class="com.DB" scope="page" />
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=GB18030">
<title>Insert title here</title>
</head>
<body>
	<%
		try {
			String id=new String(request.getParameter("id").getBytes("ISO-8859-1"),"GB18030");
			String Gg_titile=new String(request.getParameter("Gg_titile").getBytes("ISO-8859-1"),"GB18030");
			String Gg_neirong=new String(request.getParameter("Gg_neirong").getBytes("ISO-8859-1"),"GB18030");
		    Connection con=info.getCon();
			// 添加信息的SQL语句
			String sql = "update gg set Gg_titile='"+Gg_titile +"',Gg_neirong='"+Gg_neirong +"' where id='"+id+"'";
			// 获取PreparedStatement
			PreparedStatement ps = con.prepareStatement(sql);
			// 对SQL语句中的第1个参数赋值
			int row = ps.executeUpdate();
			if(row > 0){
				
				out.println("<script>alert('更改成功!');window.location.href='zixun_mg.jsp';</script>");
			}
			// 关闭PreparedStatement,释放资源
			ps.close();
			// 关闭Connection,释放资源
			con.close();
		} catch (Exception e) {
			out.print("更新失败!");
			e.printStackTrace();
		}
	%>
</body>
</html>