Index: /issm/trunk/src/m/model/plot/plot_overlay.m
===================================================================
--- /issm/trunk/src/m/model/plot/plot_overlay.m	(revision 10783)
+++ /issm/trunk/src/m/model/plot/plot_overlay.m	(revision 10784)
@@ -124,5 +124,5 @@
 	hold on
 	A=elements(:,1); B=elements(:,2); C=elements(:,3); 
-	trisurf([A B C],x,y,z,'EdgeColor',getfieldvalue(options,'edgecolor'),'FaceColor','none')
+	patch('Faces',[A B C],'Vertices', [x y z],'FaceVertexCData',zeros(size(x)),'FaceColor','none','EdgeColor',getfieldvalue(options,'edgecolor'));
 end