add parameter check to make notifications optional

Intellidock.sh

@@ -54,16 +54,20 @@ then
 	if [ $check_dock == "Yes" ]
 	then
 		echo "Clammshellmode: Yes, autohide: off."
-		osascript -e "tell application \"System Events\" to set the autohide of the dock preferences to false"
-		osascript -e 'display notification "Device in closed-lid mode, Dock autohide: off." with title "Intellidock"'
-
+		if [ "$1" ==  "-n" ]
+		then
+			osascript -e "tell application \"System Events\" to set the autohide of the dock preferences to false"
+			osascript -e 'display notification "Device in closed-lid mode, Dock autohide: off." with title "Intellidock"'
+		fi
 	# If not in clamshell mode, enable autohide dock
 	else 
 		echo "Clamshellmode: No, autohide: on."
-		osascript -e "tell application \"System Events\" to set the autohide of the dock preferences to true"
-		osascript -e 'display notification "Device lid opened, Dock autohide: on." with title "Intellidock"'
+		if [ "$1" == "-n" ]
+		then
+			osascript -e "tell application \"System Events\" to set the autohide of the dock preferences to true"
+			osascript -e 'display notification "Device lid opened, Dock autohide: on." with title "Intellidock"'
+		fi
 	fi
-
 fi
 done
 

README.md

@@ -13,6 +13,11 @@ I built this because I have a 13-inch Macbook Pro, when I'm not docked, I don't
 4. Run the script in the background `nohup ./Intellidock.sh > /dev/null 2>&1&`
 5. Optionally set the script to run at startup (see [this link](https://stackoverflow.com/questions/6442364/running-script-upon-login-mac)).
 
+To receive a notification every time the state changes, run Intellidock with the `-n` parameter.
+```
+nohup ./Intellidock.sh -n > /dev/null 2>&1&
+````
+
 ## Extra
 Something I've always hated about auto-hide on the dock is that there is a delay. 
 
@@ -32,4 +37,4 @@ Joni Van Roost, joni.VR@hotmail.com
 Intellidock is available under the MIT license. See the [LICENSE](https://github.com/JoniVR/IntelliDock/blob/master/LICENSE) file for more info.
 
 ## More
-Feel free to submit a pull request, open an issue or fork this project. Any help is always appreciated.
+Feel free to submit a pull request, open an issue or fork this project. Any help is always appreciated.