Index: Common.h
===================================================================
diff -u -rbbf79dce31e555e123cd8dc947206724ce793afd -rcad16d3d296741b591fd19682e30034e8ea999b6
--- Common.h	(.../Common.h)	(revision bbf79dce31e555e123cd8dc947206724ce793afd)
+++ Common.h	(.../Common.h)	(revision cad16d3d296741b591fd19682e30034e8ea999b6)
@@ -106,6 +106,7 @@
 #define FRACTION_TO_PERCENT_FACTOR      100.0       ///< Percentage factor (100).
 #define MIN_PER_HOUR                    60          ///< # of minutes in an hour.
 #define PI                              3.1415927   ///< PI.
+#define SECONDS_IN_A_DAY                86400       ///< Number of seconds in a day
 
 // **** Common Macros ****