diff --git a/src/menu/OptionsMenu.tscn b/src/menu/OptionsMenu.tscn
index 33f05de..ca7d119 100644
--- a/src/menu/OptionsMenu.tscn
+++ b/src/menu/OptionsMenu.tscn
@@ -91,19 +91,29 @@ script/source = "extends Node2D
 
 onready var fill = $Box/Fill
 
+var is_selected = false
+
 func _ready():
 	fill.visible = OS.window_fullscreen
 
-func act():
-	var is_full = OS.window_fullscreen
-	OS.window_fullscreen = !is_full
-	Shared.set_window_scale()
-	$AudioStreamPlayer.play()
-	fill.visible = !is_full
-	if !is_full:
-		Input.set_mouse_mode(Input.MOUSE_MODE_HIDDEN)
-	else:
-		Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
+func select():
+	is_selected = true
+
+func deselect():
+	is_selected = false
+
+# HTML5 fullscreen fix
+func _input(event):
+	if is_selected and event.is_action_pressed(\"jump\"):
+		var is_full = OS.window_fullscreen
+		OS.window_fullscreen = !is_full
+		Shared.set_window_scale()
+		$AudioStreamPlayer.play()
+		fill.visible = !is_full
+		if !is_full:
+			Input.set_mouse_mode(Input.MOUSE_MODE_HIDDEN)
+		else:
+			Input.set_mouse_mode(Input.MOUSE_MODE_VISIBLE)
 "
 
 [sub_resource type="GDScript" id=6]