Index: /issm/trunk/src/m/classes/public/contourmassbalance.m
===================================================================
--- /issm/trunk/src/m/classes/public/contourmassbalance.m	(revision 2540)
+++ /issm/trunk/src/m/classes/public/contourmassbalance.m	(revision 2541)
@@ -6,5 +6,9 @@
 
 %some checks
-if (length(md.vx)~=md.numberofgrids)|(length(md.vy)~=md.numberofgrids)
+if nargin~=2,
+	help contourmassbalance
+	error('contourmassbalance error message: bad usage');
+end
+if ((length(md.vx)~=md.numberofgrids)|(length(md.vy)~=md.numberofgrids))
 	error(['thicknessevolution error message: vx and vy should have a length of ' num2str(md.numberofgrids)])
 end
Index: /issm/trunk/src/m/classes/public/parametercontrol.m
===================================================================
--- /issm/trunk/src/m/classes/public/parametercontrol.m	(revision 2540)
+++ /issm/trunk/src/m/classes/public/parametercontrol.m	(revision 2541)
@@ -45,5 +45,5 @@
 
 %cm_maxdmp
-cm_maxdmp_value=getfieldvalue(options,'cm_maxdmp_value',50);
+cm_maxdmp_value=getfieldvalue(options,'cm_maxdmp_value',150);
 if (length(cm_maxdmp_value)~=1)
 	md.cm_maxdmp_value=150;