diff --git a/pandora_console/include/graphs/flot/pandora.flot.js b/pandora_console/include/graphs/flot/pandora.flot.js
index 0ecd773296..6078470453 100644
--- a/pandora_console/include/graphs/flot/pandora.flot.js
+++ b/pandora_console/include/graphs/flot/pandora.flot.js
@@ -2077,25 +2077,34 @@ function pandoraFlotArea(graph_id, values, labels, labels_long, legend,
 						datas.push(this);
 					//}
 				});
+				plot = $.plot($('#' + graph_id), data_base,
+					$.extend(true, {}, options, {
+						yaxis: {max: max_draw},
+					}));
 				thresholded = false;
-			} else {
+			}
+			else {
+				
+				var max_draw = plot.getAxes().yaxis.datamax;
+				if (max_draw < red_threshold || max_draw < yellow_threshold) {
+					
+					var maxim_data = (red_threshold < yellow_threshold) ?  yellow_threshold : red_threshold
+					
+					plot = $.plot($('#' + graph_id), data_base,
+					$.extend(true, {}, options, {
+						yaxis: {max: maxim_data + (maxim_data*0.5)},
+					}));
+				}
 				datas = add_threshold (data_base, threshold_data, plot.getAxes().yaxis.min, plot.getAxes().yaxis.max,
 										yellow_threshold, red_threshold, extremes, red_up);
 				thresholded = true;
+				
 			}
 			
-			var max_draw = plot.getAxes().yaxis.datamax;
-			if (max_draw < red_threshold || max_draw < yellow_threshold) {
-				var maxim_data = (red_threshold < yellow_threshold) ? yellow_threshold : red_threshold
-				plot = $.plot($('#' + graph_id), data_base,
-				$.extend(true, {}, options, {
-					yaxis: {max: maxim_data},
-				}));
-			}
 			plot.setData(datas);
 			plot.draw();
 
-			plot.setSelection(currentRanges);
+			//~ plot.setSelection(currentRanges);
 		});
 
 		$('#menu_cancelzoom_' + graph_id).click(function() {