--- trunk/OOPSE/libmdtools/ZConstraint.cpp	2003/08/27 19:23:29	733
+++ trunk/OOPSE/libmdtools/ZConstraint.cpp	2003/08/28 21:09:47	736
@@ -58,9 +58,10 @@ template<typename T> ZConstraint<T>::ZConstraint(SimIn
       else{
         sprintf( painCave.errMsg,
                   "ZConstraint Warning: unknown force substraction policy, "
-                  "average force substraction policy is used\n");
+                  "PolicyByMass is used\n");
         painCave.isFatal = 0;
         simError();      
+        forcePolicy = (ForceSubstractionPolicy*) new PolicyByMass(this);
       }   
     }
   }
@@ -249,7 +250,7 @@ template<typename T> ZConstraint<T>::ZConstraint(SimIn
           (*parameters)[i].zPos = COM[whichDirection];
 
           sprintf( painCave.errMsg,
-                     "ZConstraint warningr: Does not specify zpos for z-constraint molecule "
+                     "ZConstraint warning: Does not specify zpos for z-constraint molecule "
                      "initial z coornidate will be used \n");
            painCave.isFatal = 0;
            simError();