checkpwd.jsp

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<%@ page contentType="text/html; charset=GB2312" 
		language="java"
		import = "java.util.*, java.text.*"
        import = "MyBean.checkpwd,MyBean.dbcon"%>
<%
String oldpwd=request.getParameter("oldpwd");
String newpwd=request.getParameter("newpwd");
String userid=(String)session.getAttribute("suserid");
checkpwd pwd=new checkpwd();
if(pwd.check1(oldpwd,userid)==1)
{
 dbcon dbc = new dbcon();
 dbc.executeUpdate("update userinfo set userpwd='"+newpwd+"' where userid='"+userid+"'");
 
 %>
<script language = "JavaScript">alert("修改成功！");
location.href='topiclist.jsp'</script>
 <%
}
else
{
%>
<script language = "JavaScript">alert("修改失败！");
location.href='topiclist.jsp'</script>
<%
}
%>