Index: /issm/trunk-jpl/test/NightlyRun/test2001.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2001.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2001.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2001.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2001.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2001.py	(revision 21585)
@@ -18,5 +18,5 @@
 
 #Indicate what you want to compute 
-md.giaivins.cross_section_shape=1    # for square-edged x-section 
+md.gia.cross_section_shape=1    # for square-edged x-section 
 
 #Define loading history (see test2001.m for the description)
Index: /issm/trunk-jpl/test/NightlyRun/test2052.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2052.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2052.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2053.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2053.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2053.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2071.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2071.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2071.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2072.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2072.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2072.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2073.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2073.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2073.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=1;    % for square-edged x-section 
+md.gia.cross_section_shape=1;    % for square-edged x-section 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2081.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2081.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2081.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=2;    % for elliptical edge  
+md.gia.cross_section_shape=2;    % for elliptical edge  
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2082.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2082.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2082.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=2;    % for elliptical edge 
+md.gia.cross_section_shape=2;    % for elliptical edge 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test2083.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test2083.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test2083.m	(revision 21585)
@@ -6,5 +6,5 @@
 
 %% indicate what you want to compute 
-md.giaivins.cross_section_shape=2;    % for elliptical edge 
+md.gia.cross_section_shape=2;    % for elliptical edge 
 
 %% define loading history 
Index: /issm/trunk-jpl/test/NightlyRun/test801.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test801.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test801.m	(revision 21585)
@@ -13,5 +13,5 @@
 md.transient.isthermal=0;
 md.transient.isgroundingline=1;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 
 md=solve(md,'Transient');
Index: /issm/trunk-jpl/test/NightlyRun/test801.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test801.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test801.py	(revision 21585)
@@ -22,5 +22,5 @@
 md.transient.isthermal=False
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 
 md=solve(md,'Transient')
Index: /issm/trunk-jpl/test/NightlyRun/test802.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test802.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test802.m	(revision 21585)
@@ -18,5 +18,5 @@
 md.transient.isthermal=1;
 md.transient.isgroundingline=1;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 
 md=solve(md,'Transient');
Index: /issm/trunk-jpl/test/NightlyRun/test802.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test802.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test802.py	(revision 21585)
@@ -27,5 +27,5 @@
 md.transient.isthermal=True
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 
 md=solve(md,'Transient')
Index: /issm/trunk-jpl/test/NightlyRun/test803.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test803.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test803.m	(revision 21585)
@@ -20,5 +20,5 @@
 md.transient.isthermal=1;
 md.transient.isgroundingline=1;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 
 md=solve(md,'Transient');
Index: /issm/trunk-jpl/test/NightlyRun/test803.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test803.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test803.py	(revision 21585)
@@ -29,5 +29,5 @@
 md.transient.isthermal=True
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 
 md=solve(md,'Transient')
Index: /issm/trunk-jpl/test/NightlyRun/test804.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test804.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test804.m	(revision 21585)
@@ -12,5 +12,5 @@
 md.transient.isthermal=0;
 md.transient.isgroundingline=1;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 md.transient.ismovingfront=1;
 
Index: /issm/trunk-jpl/test/NightlyRun/test804.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test804.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test804.py	(revision 21585)
@@ -21,5 +21,5 @@
 md.transient.isthermal=False
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 md.transient.ismovingfront=True
 
Index: /issm/trunk-jpl/test/NightlyRun/test805.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test805.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test805.m	(revision 21585)
@@ -19,5 +19,5 @@
 md.transient.isthermal=1;
 md.transient.isgroundingline=1;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 md.transient.ismovingfront=1;
 
Index: /issm/trunk-jpl/test/NightlyRun/test805.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test805.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test805.py	(revision 21585)
@@ -28,5 +28,5 @@
 md.transient.isthermal=True
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 md.transient.ismovingfront=True
 
Index: /issm/trunk-jpl/test/NightlyRun/test806.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test806.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test806.m	(revision 21585)
@@ -22,5 +22,5 @@
 md.transient.isthermal=0;
 md.transient.isgroundingline=0;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 md.transient.ismovingfront=1;
 
Index: /issm/trunk-jpl/test/NightlyRun/test806.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test806.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test806.py	(revision 21585)
@@ -32,5 +32,5 @@
 md.transient.isthermal=False
 md.transient.isgroundingline=False
-md.transient.isgiaivins=False
+md.transient.isgia=False
 md.transient.ismovingfront=True
 
Index: /issm/trunk-jpl/test/NightlyRun/test807.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test807.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test807.m	(revision 21585)
@@ -22,5 +22,5 @@
 md.transient.isthermal=0;
 md.transient.isgroundingline=0;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 md.transient.ismovingfront=1;
 
Index: /issm/trunk-jpl/test/NightlyRun/test807.py
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test807.py	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test807.py	(revision 21585)
@@ -32,5 +32,5 @@
 md.transient.isthermal=False
 md.transient.isgroundingline=False
-md.transient.isgiaivins=False
+md.transient.isgia=False
 md.transient.ismovingfront=True
 
Index: /issm/trunk-jpl/test/NightlyRun/test808.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test808.m	(revision 21584)
+++ /issm/trunk-jpl/test/NightlyRun/test808.m	(revision 21585)
@@ -22,5 +22,5 @@
 md.transient.isthermal=0;
 md.transient.isgroundingline=0;
-md.transient.isgiaivins=0;
+md.transient.isgia=0;
 md.transient.ismovingfront=1;
 
Index: /issm/trunk-jpl/test/Par/SquareSheetConstrained.par
===================================================================
--- /issm/trunk-jpl/test/Par/SquareSheetConstrained.par	(revision 21584)
+++ /issm/trunk-jpl/test/Par/SquareSheetConstrained.par	(revision 21585)
@@ -60,6 +60,6 @@
 
 %GIA: 
-md.giaivins.lithosphere_thickness=100.*ones(md.mesh.numberofvertices,1); % in km
-md.giaivins.mantle_viscosity=1.0*10^21*ones(md.mesh.numberofvertices,1); % in Pa.s
+md.gia.lithosphere_thickness=100.*ones(md.mesh.numberofvertices,1); % in km
+md.gia.mantle_viscosity=1.0*10^21*ones(md.mesh.numberofvertices,1); % in Pa.s
 md.materials.lithosphere_shear_modulus=6.7*10^10;                   % in Pa
 md.materials.lithosphere_density=3.32;                              % in g/cm^-3
Index: /issm/trunk-jpl/test/Par/SquareSheetConstrained.py
===================================================================
--- /issm/trunk-jpl/test/Par/SquareSheetConstrained.py	(revision 21584)
+++ /issm/trunk-jpl/test/Par/SquareSheetConstrained.py	(revision 21585)
@@ -62,6 +62,6 @@
 
 #GIA:
-md.giaivins.lithosphere_thickness=100.*numpy.ones((md.mesh.numberofvertices)); # in km
-md.giaivins.mantle_viscosity=1.*10**21*numpy.ones((md.mesh.numberofvertices)); # in Pa.s
+md.gia.lithosphere_thickness=100.*numpy.ones((md.mesh.numberofvertices)); # in km
+md.gia.mantle_viscosity=1.*10**21*numpy.ones((md.mesh.numberofvertices)); # in Pa.s
 md.materials.lithosphere_shear_modulus=6.7*10**10;                          # in Pa
 md.materials.lithosphere_density=3.32;                                      # in g/cm^-3
Index: /issm/trunk-jpl/test/Par/ValleyGlacierShelf.par
===================================================================
--- /issm/trunk-jpl/test/Par/ValleyGlacierShelf.par	(revision 21584)
+++ /issm/trunk-jpl/test/Par/ValleyGlacierShelf.par	(revision 21585)
@@ -65,5 +65,5 @@
 md.transient.isthermal = 0;
 md.transient.isgroundingline = 1;
-md.transient.isgiaivins = 0;
+md.transient.isgia = 0;
 
 %Stressbalance
Index: /issm/trunk-jpl/test/Par/ValleyGlacierShelf.py
===================================================================
--- /issm/trunk-jpl/test/Par/ValleyGlacierShelf.py	(revision 21584)
+++ /issm/trunk-jpl/test/Par/ValleyGlacierShelf.py	(revision 21585)
@@ -72,5 +72,5 @@
 md.transient.isthermal=False
 md.transient.isgroundingline=True
-md.transient.isgiaivins=False
+md.transient.isgia=False
 
 #Stressbalance