protected void tAtualizaGrid_Tick(object sender, EventArgs e)
        {
            System.Web.UI.Timer tAtualizaGrid = this.FindControl("tAtualizaGrid") as System.Web.UI.Timer;
            tAtualizaGrid.Enabled = true;

            string srtUsuario = Page.Request.ServerVariables["REMOTE_USER"].Split(char.Parse("\\"))[1];

            DevExpress.Web.ASPxGridView.ASPxGridView dGridMain = this.FindControl("dGridMain") as DevExpress.Web.ASPxGridView.ASPxGridView;

            CarregaGrid(dGridMain, srtUsuario);
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            if (!Page.IsPostBack)
            {
                string srtUsuario = Page.Request.ServerVariables["REMOTE_USER"].Split(char.Parse("\\"))[1];
                System.Web.UI.Timer tAtualizaGrid = this.FindControl("tAtualizaGrid") as System.Web.UI.Timer;
                // DevExpress.Web.ASPxGridView.ASPxGridView dGridMain = this.FindControl("dGridMain") as DevExpress.Web.ASPxGridView.ASPxGridView;

                CarregaGrid(dGridMain, srtUsuario);
                tAtualizaGrid.Enabled = true;
            }
            else
            {
                string srtUsuario = Page.Request.ServerVariables["REMOTE_USER"].Split(char.Parse("\\"))[1];
                DevExpress.Web.ASPxGridView.ASPxGridView dGridMain = this.FindControl("dGridMain") as DevExpress.Web.ASPxGridView.ASPxGridView;

                CarregaGrid(dGridMain, srtUsuario);
            }

            if (Page.Request.Form["__EVENTTARGET"] == "Open")
            {
                //Response.Redirect(System.Configuration.ConfigurationManager.AppSettings["EVT_CHAT_INICIO"].ToString());
            }
        }