Press L/R for page forward scroll.

Also do keyDelay as a setting instead of hardcode to 3 (fast) 6 (slow).

romfs/lang/en/app.json

@@ -169,5 +169,7 @@
 	"SYNTAX_ERROR":						"Syntax Error!",
 	"COPY_ERROR":						"Copy Error!",
 	"MOVE_ERROR":						"Move Error!",
-	"DELETE_ERROR":						"Delete Error!"
+	"DELETE_ERROR":						"Delete Error!",
+	"CHANGE_KEY_DELAY":					"Change Key Delay",
+	"ENTER_KEY_DELAY":					"Enter the Key Delay for Scrolling."
 }