1Imports System 
 2Imports System.Data 
 3Imports System.Configuration 
 4Imports System.Collections 
 5Imports System.Web 
 6Imports System.Web.Security 
 7Imports System.Web.UI 
 8Imports System.Web.UI.WebControls 
 9Imports System.Web.UI.WebControls.WebParts 
10Imports System.Web.UI.HtmlControls 
11
12Public Partial Class manager_picClass manager_pic 
13    Inherits System.Web.UI.Page 
14    Protected Sub Page_Load()Sub Page_Load(ByVal sender As Object, ByVal e As EventArgs) 
15        If Session("loginname") Is Nothing OrElse Session("loginname").ToString() = "" Then 
16            Response.Write("<script>alert('用户登录时间超时,请重新登录');document.location='admin.aspx'</script>") 
17            Response.[End]() 
18        End If 
19    End Sub 
20End Class