diff --git a/Computer_Interface/Computer_Interface.pde b/Computer_Interface/Computer_Interface.pde
index 4ac3d41..4305077 100644
--- a/Computer_Interface/Computer_Interface.pde
+++ b/Computer_Interface/Computer_Interface.pde
@@ -4,11 +4,11 @@
 //uncomment the line where your board is connected
 //String LA_port = "/dev/ttyACM0";      //linux DFU
 //String LA_port = "/dev/ttyUSB0";      //linux Serial
-String LA_port = "COM3"; //windows
+//String LA_port = "COM11"; //windows
 
 //Uncomment the board that you are using
 //String board = "MEGA";
-String board = "UNO";
+//String board = "UNO";
 //String board = "STM32F1";
 //String board = "ESP8266";
 //String board = "CUSTOM"
@@ -149,7 +149,7 @@ class Box
     int height;
     void clear()
     {
-        stroke(white); // no borders
+        stroke(white);
         fill(black);
         rect(from_left, from_top, width, height);
     }
@@ -171,6 +171,7 @@ class Button
     String text;
     void draw()
     {
+        stroke(white);
         fill(grey);
         rect(from_left, from_top, width, height, corners);
         fill(white);
@@ -247,7 +248,7 @@ void setup()
     board_port.bufferUntil('\n');
 
     //todo
-    yBottom = box_graph.from_top;
+    yBottom = box_scroll_bar.from_top;
     int button_y_position = y_screen_size - 30;
     xShift = (width - scroll_bar.width) / 2;
 
diff --git a/Computer_Interface/DrawFunctions.pde b/Computer_Interface/DrawFunctions.pde
index 6179e97..d3126fb 100644
--- a/Computer_Interface/DrawFunctions.pde
+++ b/Computer_Interface/DrawFunctions.pde
@@ -145,6 +145,7 @@ void DrawChannelSignals()
                     }
 
                     // finally we draw the lines
+                    stroke(green);
                     line(xPos[n] + xShift, yPos, xTime[i] + xShift, yPos);   // straight line
                     line(xTime[i] + xShift, yPos, xTime[i] + xShift, yDiff); // vertical line
 
@@ -170,8 +171,7 @@ void DrawChannelSignals()
             textSize(10);
             textCovered = !textCovered;
             dashline(xTime[i] + xShift, firstchange, xTime[i] + xShift, yBottom, spacing);
-            text(round(usTime[i]), xTime[i] + xShift + 2, (textCovered == true) ? yBottom : yBottom + 10); //write on different height
-            stroke(green);
+            text(round(usTime[i]), xTime[i] + xShift + 2, (textCovered == true) ? yBottom : yBottom - 10); //write on different height
         }
     }
 }