function cross_rates_grafico_refresh(){

	var pair_ID = document.getElementById('pair_selected_id').value;	
  var style = document.getElementById('style_selected').value;	
  var timescale = document.getElementById('timescale_selected').value;	


  document.getElementById('cross_rates_grafico_container').src="grafico.php?pair_ID="+pair_ID+"&style="+style+"&timescale="+timescale;
  
   setTimeout(function() { document.getElementById('cross_rates_grafico_container').src="grafico.php?pair_ID="+pair_ID+"&style="+style+"&timescale="+timescale; }, 4000);
}