Moving more constants into theme metrics.

stepmania/src/ScreenHowToPlay.cpp

@@ -36,7 +36,7 @@ ScreenHowToPlay::ScreenHowToPlay()
 	m_Menu.Load(
 		THEME->GetPathTo("Graphics","How To Play Background"), 
 		THEME->GetPathTo("Graphics","How To Play Top Edge"), 
-		HELP_TEXT, false, true, TIMER_SECONDS
+		HELP_TEXT, true, TIMER_SECONDS
 		);
 	m_Menu.TweenOnScreenFromMenu( SM_None );
 	this->AddSubActor( &m_Menu );
@@ -63,6 +63,8 @@ ScreenHowToPlay::ScreenHowToPlay()
 	m_sprHowToPlay.BeginTweeningQueued( 0.4f );		// sleep
 	m_sprHowToPlay.BeginTweeningQueued( 0.6f, Actor::TWEEN_BIAS_BEGIN );
 	m_sprHowToPlay.SetTweenX( CENTER_X );
+
+	MUSIC->LoadAndPlayIfNotAlready( THEME->GetPathTo("Sounds","how to play music") );
 }
 
 ScreenHowToPlay::~ScreenHowToPlay()