Index: /issm/trunk-jpl/src/m/plot/plot_mesh.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/plot_mesh.js	(revision 19771)
+++ /issm/trunk-jpl/src/m/plot/plot_mesh.js	(revision 19772)
@@ -16,8 +16,8 @@
 	var scale;
 	//Process data and model
-	var x = md.x;
-	var y = md.y;
+	var x = md.mesh.x;
+	var y = md.mesh.y;
 	var z = [0.0];
-	var elements = md.elements;
+	var elements = md.mesh.elements;
 	//}}}
 
Index: /issm/trunk-jpl/src/m/plot/webgl.js
===================================================================
--- /issm/trunk-jpl/src/m/plot/webgl.js	(revision 19771)
+++ /issm/trunk-jpl/src/m/plot/webgl.js	(revision 19772)
@@ -32,4 +32,5 @@
 	// Add context state variables
 	canvas.zoomFactor = options.getfieldvalue('zoomfactor',-.52);
+	canvas.zoomFactorMax = options.getfieldvalue('zoomfactor',-.52);
 	canvas.cameraMatrix = mat4.create();
 
@@ -235,5 +236,5 @@
 	var e = window.event || e; // old IE support
 	var delta = 1/10 * clamp((e.scale || e.wheelDelta || -e.detail), -1, 1);
-	canvas.zoomFactor = canvas.zoomFactor + -delta * canvas.zoomFactor;
+	canvas.zoomFactor = clamp(canvas.zoomFactor + -delta * canvas.zoomFactor,canvas.zoomFactorMax,0);
 } //}}}
 //}}}