using System; using System.Collections.Generic; using System.Linq; using System.Threading; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class base_page : System.Web.UI.MasterPage { protected void Page_Load(object sender, EventArgs e) { if(Session["username"] == null) { Response.Redirect("login.aspx"); return; } username_literal.Text = Thread.CurrentThread.CurrentCulture.TextInfo.ToTitleCase(Session["username"].ToString()); time_label.InnerText = DateTime.Now.ToLongDateString(); } protected void onCerrarSesionClick(object sender, EventArgs e) { Session["username"] = null; Response.Redirect("login.aspx"); } }