Index: /issm/trunk-jpl/src/m/plot/plot_mesh.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_mesh.js	(revision 20584)
+++ /issm/trunk-jpl/src/m/plot/plot_mesh.js	(revision 20585)
@@ -64,7 +64,7 @@
 	node["drawMode"] = gl.LINES;
 	node["drawOrder"] = 0;
-	node["maskEnabled"] = options.exist('mask');
-	node["maskHeight"] = options.getfieldvalue('maskheight',150.0)*options.getfieldvalue('heightscale',1);
-	node["maskColor"] = options.getfieldvalue('maskcolor',[0.0,0.0,1.0,1.0]);
+	node["maskEnabled"] = options.getfieldvalue('innermask','off') == 'on';
+	node["maskHeight"] = options.getfieldvalue('innermaskheight',150.0)*options.getfieldvalue('heightscale',1);
+	node["maskColor"] = options.getfieldvalue('innermaskcolor',[0.0,0.0,1.0,1.0]);
 				
 	//some defaults:
@@ -73,5 +73,7 @@
 	//retrieve some options
 	var linewidth=options.getfieldvalue('linewidth',1);
-	var edgecolor=options.getfieldvalue('edgecolor','black');
+	var edgecolor=new RGBColor(options.getfieldvalue('edgecolor','black'));
+	if (edgecolor.ok) edgecolor = [edgecolor.r/255.0, edgecolor.g/255.0, edgecolor.b/255.0, 1.0];
+	else throw Error(sprintf("s%s%s\n","initWebGL error message: cound not find out edgecolor color for curent canvas ",canvas));
 
 	//node plot {{{
@@ -86,5 +88,5 @@
 		var vertex = vec3.create();
 		var magnitude;
-		var color = [0.0, 0.0, 0.0, 1.0];	
+		var color = edgecolor;
 		for(var i = 0; i < x.length; i++){
 			//Check for NaN values and remove from indices array as necessary, but preserve vertex array spacing
Index: /issm/trunk-jpl/src/m/plot/plot_quiver.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_quiver.js	(revision 20584)
+++ /issm/trunk-jpl/src/m/plot/plot_quiver.js	(revision 20585)
@@ -68,7 +68,7 @@
 	node["useIndexBuffer"] = false;
 	node["drawOrder"] = 0;
-	node["maskEnabled"] = options.exist('mask');
-	node["maskHeight"] = options.getfieldvalue('maskheight',150.0)*options.getfieldvalue('heightscale',1);
-	node["maskColor"] = options.getfieldvalue('maskcolor',[0.0,0.0,1.0,1.0]);
+	node["maskEnabled"] = options.getfieldvalue('innermask','off') == 'on';
+	node["maskHeight"] = options.getfieldvalue('innermaskheight',150.0)*options.getfieldvalue('heightscale',1);
+	node["maskColor"] = options.getfieldvalue('innermaskcolor',[0.0,0.0,1.0,1.0]);
 				
 	//some defaults:
@@ -77,6 +77,8 @@
 	//retrieve some options
 	var linewidth=options.getfieldvalue('linewidth',1);
-	var edgecolor=options.getfieldvalue('edgecolor',[0.0,0.0,0.0,1.0]); //have RGBColor switch with array color?
-	//var edgecolor=options.getfieldvalue('edgecolor','black'); //have RGBColor switch with array color?
+	
+	var edgecolor=new RGBColor(options.getfieldvalue('edgecolor','black'));
+	if (edgecolor.ok) edgecolor = [edgecolor.r/255.0, edgecolor.g/255.0, edgecolor.b/255.0, 1.0];
+	else throw Error(sprintf("s%s%s\n","initWebGL error message: cound not find out edgecolor color for curent canvas ",canvas));
 
 	//node plot {{{
@@ -105,5 +107,5 @@
 			
 			xyz2 = vec3.fromValues(vx[i], vy[i], 0.0);
-			magnitude = 100000.0; //mesh resolution
+			magnitude = 1000.0; //mesh resolution
 			vec3.normalize(direction, xyz2);
 			vec3.scale(direction, direction, magnitude);
Index: /issm/trunk-jpl/src/m/plot/plot_unit.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_unit.js	(revision 20584)
+++ /issm/trunk-jpl/src/m/plot/plot_unit.js	(revision 20585)
@@ -175,5 +175,5 @@
 				for(var i = 0; i < x.length; i++){
 					//Check for NaN values and remove from indices array as necessary, but preserve vertex array spacing
-					if (isNaN(x[i]) || isNaN(y[i]) || isNaN(z[i]) || isNaN(data[i])) {
+					if (isNaN(x[i]) || isNaN(y[i]) || isNaN(z[i]) || isNaN(data[i][0])) {
 						nanindices[i] = i;
 						vertices[vertices.length] = vertex[0];
Index: /issm/trunk-jpl/src/m/plot/webgl.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/webgl.js	(revision 20584)
+++ /issm/trunk-jpl/src/m/plot/webgl.js	(revision 20585)
@@ -498,7 +498,5 @@
 	var gl = canvas.gl;
 	var backgroundcolor = new RGBColor(options.getfieldvalue('backgroundcolor','lightcyan'));
-	if(backgroundcolor.ok){
-		gl.clearColor(backgroundcolor.r/255.0, backgroundcolor.g/255.0, backgroundcolor.b/255.0, 1.0);
-	}
+	if (backgroundcolor.ok) gl.clearColor(backgroundcolor.r/255.0, backgroundcolor.g/255.0, backgroundcolor.b/255.0, 1.0);
 	else throw Error(sprintf("s%s%s\n","initWebGL error message: cound not find out background color for curent canvas ",canvas));