fix crash on end level

Script/Level.gd

@@ -212,6 +212,8 @@ func end_of_level():
 func next_level():
 	var parent = get_parent()
 	if next_level:
+		if "End" in next_level.resource_path:
+			get_tree().change_scene_to(next_level)
 		var new = next_level.instance()
 		parent.add_child(new)
 		$"/root/Game".new_level(new)

Script/MainMenu.gd

@@ -7,8 +7,9 @@ func _ready():
 	$Main/Exit.connect("pressed", self, "quit_game")
 	$Credits/Menu.connect("pressed", self, "show_main")
 	
+	print (OS.get_name())
 	if OS.get_name() == "HTML5":
-		remove_child($Main/Exit)
+		$Main.remove_child($Main/Exit)
 
 func start_game():
 	get_tree().change_scene("res://Scenes/Game.tscn")