--- a/tt.sh	Mon Mar 15 23:56:17 2010 +0100
+++ b/tt.sh	Tue Mar 16 23:00:36 2010 +0100
@@ -32,7 +32,7 @@
 
 function usage
 {
-	echo "Usage: $PNAME [-d] [-l] [-t]"
+	echo "Usage: $PNAME <-s|-l|-t|-h>"
     echo "       $PNAME <task>"
     echo "Manual:"
     echo "  Switch to a task         :  tt mytask"