Index: /issm/trunk/src/c/objects/Elements/Tria.cpp
===================================================================
--- /issm/trunk/src/c/objects/Elements/Tria.cpp	(revision 7673)
+++ /issm/trunk/src/c/objects/Elements/Tria.cpp	(revision 7674)
@@ -1203,5 +1203,5 @@
 	double     Ke_gg_gaussian2[numdof][numdof]  ={0.0};
 	double     Ke_gg_gaussian3[numdof][numdof]  ={0.0};
-	double     gamma;
+	double     hydro_gamma;
 	double     DL_scalar1;
 	double     DL_scalar2;
@@ -1217,5 +1217,5 @@
 	
 	/*retrieve material parameters: */
-	gamma=matpar->GetGamma();
+	hydro_gamma=matpar->GetGamma();
 
 	/* Start  looping on the number of gaussian points: */
@@ -1244,11 +1244,11 @@
 
 		if(dt){
-			DL_scalar2=-gauss->weight*Jdettria*gamma*K[0]*dt; //don't forget the -
-			DL_scalar3=-gauss->weight*Jdettria*gamma*K[1]*dt; //don't forget the -
+			DL_scalar2=-gauss->weight*Jdettria*hydro_gamma*K[0]*dt; //don't forget the -
+			DL_scalar3=-gauss->weight*Jdettria*hydro_gamma*K[1]*dt; //don't forget the -
 
 		}
 		else{
-			DL_scalar2=-gauss->weight*Jdettria*gamma*K[0]; //don't forget the -
-			DL_scalar3=-gauss->weight*Jdettria*gamma*K[1]; //don't forget the -
+			DL_scalar2=-gauss->weight*Jdettria*hydro_gamma*K[0]; //don't forget the -
+			DL_scalar3=-gauss->weight*Jdettria*hydro_gamma*K[1]; //don't forget the -
 		}
 		
Index: /issm/trunk/src/c/objects/IoModel.cpp
===================================================================
--- /issm/trunk/src/c/objects/IoModel.cpp	(revision 7673)
+++ /issm/trunk/src/c/objects/IoModel.cpp	(revision 7674)
@@ -201,6 +201,6 @@
 	/*!Get thermal parameters: */
 	IoModelFetchData(&this->beta,iomodel_handle,"beta");
-	IoModelFetchData(&this->gamma,iomodel_handle,"gamma");
-	IoModelFetchData(&this->kn,iomodel_handle,"kn");
+	IoModelFetchData(&this->hydro_gamma,iomodel_handle,"hydro_gamma");
+	IoModelFetchData(&this->hydro_kn,iomodel_handle,"hydro_kn");
 	IoModelFetchData(&this->meltingpoint,iomodel_handle,"meltingpoint");
 	IoModelFetchData(&this->latentheat,iomodel_handle,"latentheat");
Index: /issm/trunk/src/c/objects/IoModel.h
===================================================================
--- /issm/trunk/src/c/objects/IoModel.h	(revision 7673)
+++ /issm/trunk/src/c/objects/IoModel.h	(revision 7674)
@@ -164,6 +164,6 @@
 		/*thermal parameters: */
 		double beta;
-		double gamma;
-		double kn;
+		double hydro_gamma;
+		double hydro_kn;
 		double meltingpoint;
 		double latentheat;
Index: /issm/trunk/src/c/objects/Materials/Matpar.cpp
===================================================================
--- /issm/trunk/src/c/objects/Materials/Matpar.cpp	(revision 7673)
+++ /issm/trunk/src/c/objects/Materials/Matpar.cpp	(revision 7674)
@@ -48,6 +48,6 @@
 	matpar_mixed_layer_capacity=iomodel->mixed_layer_capacity; 
 	matpar_thermal_exchange_velocity=iomodel->thermal_exchange_velocity; 
-	matpar_gamma=iomodel->gamma; 
-	matpar_kn=iomodel->kn; 
+	matpar_gamma=iomodel->hydro_gamma; 
+	matpar_kn=iomodel->hydro_kn; 
 
 	this->mid=matpar_mid; 
Index: /issm/trunk/src/m/model/marshall.m
===================================================================
--- /issm/trunk/src/m/model/marshall.m	(revision 7673)
+++ /issm/trunk/src/m/model/marshall.m	(revision 7674)
@@ -153,6 +153,6 @@
 %Thermal parameters
 WriteData(fid,md.beta,'Scalar','beta');
-WriteData(fid,md.hydro_gamma,'Scalar','gamma'); 
-WriteData(fid,md.hydro_kn,'Scalar','kn');
+WriteData(fid,md.hydro_gamma,'Scalar','hydro_gamma'); 
+WriteData(fid,md.hydro_kn,'Scalar','hydro_kn');
 WriteData(fid,md.meltingpoint,'Scalar','meltingpoint');
 WriteData(fid,md.latentheat,'Scalar','latentheat');
Index: /issm/trunk/src/m/model/plot/latlonoverlay.m
===================================================================
--- /issm/trunk/src/m/model/plot/latlonoverlay.m	(revision 7673)
+++ /issm/trunk/src/m/model/plot/latlonoverlay.m	(revision 7674)
@@ -23,5 +23,5 @@
 		latstep=3; lonstep=3;
 		resolution=0.1;
-		color=[1 1 1];
+		color=[1 0 1];
 	else return; end
 else