-#define WRAP_SCROLL_L 1 /* scroll to the left */
-#define WRAP_SCROLL_R 2 /* scroll to the right */
-#define WRAP_ALTERNATE 3 /* alternate between text */
+#define WRAP_NONE 0 /* trailing chars get left off */
+#define WRAP_SCROLL 1 /* scroll to the left */
+#define WRAP_ALTERNATE 2 /* alternate between text */
+
+/* number of RTI events between scrolling letters */
+#define SCROLL_TIME 8