--- PamVMC/include/PamVMCApplication.h	2009/06/12 18:39:16	1.5
+++ PamVMC/include/PamVMCApplication.h	2010/09/15 07:05:41	1.6
@@ -4,7 +4,7 @@
 // ----------------------- 
 // Implementation of the TVirtualMCApplication
 
-#define PAMFIELD 1
+#define PAMFIELD 1 // switch the magnetic field ON/OFF
 
 #ifndef PAMVMC_APPLICATION_H
 #define PAMVMC_APPLICATION_H