       int displayValue = command.substring(8, 10).toInt();
       SetIndicator(displayValue);
     }
-  
+  }
+
   // LED command
-    if(strstr(command.c_str(), "LED")) //Comparing word entered with word stored in program
-    {
-      if(command[4] == '1')
-      {
-        if(command[5] == '0')
-        {
-          digitalWrite(LED_GREEN, LOW);          
-        }
-        if(command[5] == '1')
-        {
-          digitalWrite(LED_GREEN, HIGH);
-        }        
-      }
-      if(command[4] == '2')
-      {
-        if(command[5] == '0')
-        {
-          digitalWrite(LED_YELLOW, LOW);          
-        }
-        if(command[5] == '1')
-        {
-          digitalWrite(LED_YELLOW, HIGH);
-        }        
-      }
-      if(command[4] == '3')
-      {
-        if(command[5] == '0')
-        {
-          digitalWrite(LED_RED, LOW);
-        }
-        if(command[5] == '1')
-        {
-          digitalWrite(LED_RED, HIGH);
-        }        
-      }
-    }
-  
-    // Turn the buzzer OFF.
-    if(command == "?BUZZER0\n")
-    {
-      Serial.println("Buzzer 0");
-    }
-  
-    // Turn the buzzer ON.
-    if(command == "?BUZZER1\n")
-    {
-      Serial.println("Buzzer 1");
-    }
+  if(strstr(command.c_str(), "LED")) //Comparing word entered with word stored in program
+  {
+    if(command[4] == '1')
+    {
+      if(command[5] == '0')
+      {
+        digitalWrite(LED_GREEN, LOW);
+      }
+      if(command[5] == '1')
+      {
+        digitalWrite(LED_GREEN, HIGH);
+      }
+    }
+    if(command[4] == '2')
+    {
+      if(command[5] == '0')
+      {
+        digitalWrite(LED_YELLOW, LOW);
+      }
+      if(command[5] == '1')
+      {
+        digitalWrite(LED_YELLOW, HIGH);
+      }
+    }
+    if(command[4] == '3')
+    {
+      if(command[5] == '0')
+      {
+        digitalWrite(LED_RED, LOW);
+      }
+      if(command[5] == '1')
+      {
+        digitalWrite(LED_RED, HIGH);
+      }
+    } 
+  }
+  
+  // Turn the buzzer OFF.
+  if(command == "?BUZZER0\n")
+  {
+    Serial.println("#BUZ:0");
+  }
+  
+  // Turn the buzzer ON.
+  if(command == "?BUZZER1\n")
+  {
+    Serial.println("#BUZ:1");
   }
   
   // Microphone sensor command

  Serial.println("DEP : AIUT");
  Serial.println("NAME: Arduino AIUTshield v0.1");
  Serial.println("DATE: 02.12.2014y."); 
}

  pinMode(DISPLAY_DIGIT2, OUTPUT);
  
  // LEDs
  pinMode(LED_GREEN,  OUTPUT);
  pinMode(LED_YELLOW, OUTPUT);
  pinMode(LED_RED,    OUTPUT);
  
  // Buzzer
  pinMode(AUDIO_OUT_BUZZER, OUTPUT);
