protected void ddl_zona_SelectedIndexChanged(object sender, EventArgs e) { this.ddl_posicion.ClearSelection(); if (this.ddl_zona.SelectedIndex != 0) { int id_zona = Convert.ToInt32(this.ddl_zona.SelectedValue); PlayaBC playa = new PlayaBC(); if (rb_mantenimiento.Checked) { utils.CargaDrop(this.ddl_playa, "ID", "DESCRIPCION", playa.ObtenerPlayasXCriterio(null, null, id_zona, false, null)); } else { utils.CargaDrop(this.ddl_playa, "ID", "DESCRIPCION", playa.ObtenerPlayasXCriterioTipoCarga(null, null, id_zona, false, Convert.ToInt32(this.ddl_tipo_carga.SelectedValue), "200")); } ddl_playa.Enabled = true; ddl_playa_SelectedIndexChanged(null, null); } else { ddl_posicion.Enabled = false; ddl_playa.Enabled = false; ddl_posicion.ClearSelection(); ddl_playa.ClearSelection(); } }