Index: /issm/trunk-jpl/src/m/geometry/FlagElements.py
===================================================================
--- /issm/trunk-jpl/src/m/geometry/FlagElements.py	(revision 15997)
+++ /issm/trunk-jpl/src/m/geometry/FlagElements.py	(revision 15998)
@@ -57,5 +57,5 @@
 			flag=region
 		elif numpy.size(region,0)==md.mesh.numberofvertices:
-			raise TypeError("look at FlagElements.m and implement the same...")
+			flag=(numpy.sum(region[md.mesh.elements-1]>0,axis=1)==numpy.size(md.mesh.elements,1))
 		else:
 			raise TypeError("Flaglist for region must be of same size as number of elements in model.")