--- trunk/mdtools/headers/ForceFields.hpp	2002/09/23 15:13:12	116
+++ trunk/mdtools/headers/ForceFields.hpp	2002/09/24 22:10:55	117
@@ -54,7 +54,7 @@ class ForceFields{ (public)
 
 public:
   ForceFields(){ frcFile = NULL; entry_plug = NULL; }
-  ~ForceFields(){}
+  virtual ~ForceFields(){}
   
   void setSimInfo( SimInfo* the_entry_plug ) { entry_plug = the_entry_plug; }
   virtual void initializeAtoms( void ) = 0;
@@ -73,7 +73,7 @@ class TraPPEFF : public ForceFields{ (public)
 
 public:
   TraPPEFF();
-  ~TraPPEFF();
+  virtual ~TraPPEFF();
   
   void initializeAtoms( void );
   void initializeBonds( bond_pair* the_bonds );
@@ -86,7 +86,7 @@ class DipoleTestFF : public ForceFields{ (public)
 
 public:
   DipoleTestFF();
-  ~DipoleTestFF();
+  virtual ~DipoleTestFF();
   
   void initializeAtoms( void );
   void initializeBonds( bond_pair* the_bonds );
@@ -98,7 +98,7 @@ class TraPPE_ExFF : public ForceFields{ (public)
 
 public:
   TraPPE_ExFF();
-  ~TraPPE_ExFF();
+  virtual ~TraPPE_ExFF();
   
   void initializeAtoms( void );
   void initializeBonds( bond_pair* the_bonds );