--- trunk/src/selection/SelectionToken.hpp	2009/11/25 20:02:06	1390
+++ trunk/src/selection/SelectionToken.hpp	2010/03/22 18:45:39	1412
@@ -130,7 +130,7 @@ namespace OpenMD {
     // atom expression operators
     const static int leftparen    = expression |  0;
     const static int rightparen   = expression |  1;
-    const static int to           = expression | 2;
+    const static int to           = expression |  2;
     const static int opAnd        = expression |  3;
     const static int opOr         = expression |  4;
     const static int opNot        = expression |  5;
@@ -140,6 +140,7 @@ namespace OpenMD {
     const static int all          = expression | 9 ; 
     const static int none         = expression | 10;
     const static int name         = expression | 11;
+    const static int hull         = expression | dynamic | 12;
     // miguel 2005 01 01
     // these are used to demark the beginning and end of expressions
     // they do not exist in the source code, but are emitted by the