diff --git a/binaries/data/mods/public/gui/common/functions_utility_music.js b/binaries/data/mods/public/gui/common/functions_utility_music.js
index 49eb8c8ea7..9400adc35e 100644
--- a/binaries/data/mods/public/gui/common/functions_utility_music.js
+++ b/binaries/data/mods/public/gui/common/functions_utility_music.js
@@ -1,6 +1,6 @@
 /*
 	DESCRIPTION	: Audio functions (eg "pick a random sound from a list", "build a playlist") go here.
-	NOTES		: 
+	NOTES		:
 */
 
 // ====================================================================
@@ -33,7 +33,7 @@ function newRandomSound(soundType, soundSubType, soundPrePath)
 		case "music":
 			var randomSoundPath = "audio/music/"
 		break;
-		case "voice":
+		case "effect":
 			randomSoundPath = soundPrePath + "/";
 		break;
 		default:
@@ -80,7 +80,7 @@ function fadeIn (soundHandle, finalGain, fadeDuration)
 	// Adjust the gain of a sound from zero up to the given value.
 	soundHandle.fade(0, finalGain, fadeDuration)
 
-	return true;	
+	return true;
 }
 
 // ====================================================================
diff --git a/binaries/data/mods/public/gui/pregame/mainmenu.js b/binaries/data/mods/public/gui/pregame/mainmenu.js
index 154f007b31..bbabb9d173 100644
--- a/binaries/data/mods/public/gui/pregame/mainmenu.js
+++ b/binaries/data/mods/public/gui/pregame/mainmenu.js
@@ -27,10 +27,10 @@ function scrollBackgrounds()
 
 	// Offset the layers by oscillating amounts
 	var t = (t0 - new Date) / 1000;
-	var speed = 1/10;
-	var off1 = 0.10 * w * (1+Math.cos(t*speed));
-	var off2 = 0.18 * w * (1+Math.cos(t*speed)) - h*6/9;
-	var off3 = 0.20 * w * (1+Math.cos(t*speed));
+	var speed = 1/20;
+	var off1 = 0.02 * w * (1+Math.cos(t*speed));
+	var off2 = 0.12 * w * (1+Math.cos(t*speed)) - h*6/9;
+	var off3 = 0.16 * w * (1+Math.cos(t*speed));
 
 	var left = screen.right - w * (1 + Math.ceil(screen.right / w));
 	layer1.size = new GUISize(left + off1, screen.top, screen.right + off1, screen.bottom);
@@ -137,7 +137,7 @@ function updateMenuPosition()
 // Opens the menu by revealing the screen which contains the menu
 function openMenu(newSubmenu, position, buttonHeight, numButtons)
 {
-        var menuSound = new Sound("audio/attack/weapon/arrowfly_24.ogg");
+        var menuSound = new newRandomSound("effect", "arrowfly_", "audio/attack/weapon");
 	if (menuSound)
 	{
 		menuSound.play(0);