diff --git a/js/menus/EStaticMenuView.js b/js/menus/EStaticMenuView.js
index a35e97df12ae3b67dda052ecb35f8723333912f7..2ce090b74164eb4d2ca0102e71abe1f473ae6ee4 100644
--- a/js/menus/EStaticMenuView.js
+++ b/js/menus/EStaticMenuView.js
@@ -25,7 +25,7 @@ define(['jquery', 'underscore', 'menuParent', 'eSimPlist', 'text!eStaticMenuTemp
 
         _calcCapacitance: function(e){
             e.preventDefault();
-            if (this._checkGroupData("voltage")) lattice.calcCapacitance();
+            if (this._checkGroupData("voltage") && !isNaN(parseFloat(eSim.get("dielectricConst")))) lattice.calcCapacitance();
             else console.warn("voltage data missing");
         },
 
diff --git a/js/menus/NavViewMenu.js b/js/menus/NavViewMenu.js
index 0b618f6a33bfa0c65a92fa85f0b585d04e414be4..95787de6d9109da0ec4c03adfc5c2303f0cd4402 100644
--- a/js/menus/NavViewMenu.js
+++ b/js/menus/NavViewMenu.js
@@ -3,14 +3,14 @@
  */
 
 
-define(['jquery', 'underscore', 'backbone', 'text!navViewMenuTemplate'], function($, _, Backbone, template){
+define(['jquery', 'underscore', 'backbone', 'plist', 'text!navViewMenuTemplate'], function($, _, Backbone, plist, template){
 
     return Backbone.View.extend({
 
         el: "#navViewMenu",
 
         events: {
-            "click a.boolProperty":                              "_makeSelection",
+            "click a":                                       "_makeSelection",
             "click #reset3DView":                            "_reset3DNavigation"
         },
 
@@ -25,8 +25,12 @@ define(['jquery', 'underscore', 'backbone', 'text!navViewMenuTemplate'], functio
             var $target = $(e.target);
             if ($target.prop("tagName") == "SPAN") $target = $target.parent();
             var property = $target.data("property");
+            var value = $target.data("value");
             var owner = this._getPropertyOwner($target);
-            if (owner) owner.set(property, !owner.get(property));
+            if (owner) {
+                if (value) owner.set(property, value);
+                else owner.set(property, !owner.get(property));
+            }
         },
 
         _getPropertyOwner: function($target){
@@ -41,7 +45,7 @@ define(['jquery', 'underscore', 'backbone', 'text!navViewMenuTemplate'], functio
         },
 
         render: function(){
-            this.$el.html(this.template(this.model.toJSON()));
+            this.$el.html(this.template(_.extend(this.model.toJSON(), plist)));
 
             var self = this;
             _.each($(".boolProperty"), function(item){
diff --git a/js/menus/templates/EStaticMenuView.html b/js/menus/templates/EStaticMenuView.html
index 49ce039a86c8a03a2cb913054fb1953abad32296..1978bf581b34f749cc5b4028e2bd8dc5970f11ac 100644
--- a/js/menus/templates/EStaticMenuView.html
+++ b/js/menus/templates/EStaticMenuView.html
@@ -1,4 +1,5 @@
 <% if(conductorGroups && conductorGroups.length > 0){ %>
+    Dielectric Permittivity (k): &nbsp;&nbsp;<input data-property="dielectricPerm" value="<%= dielectricPerm %>" placeholder="k" class="form-control floatInput eSim voltageInput" type="text"><br/>
     <label class="radio">
         <input type="radio" <% if (visibleConductorGroup == -2){ %>checked<% } %> name="visibleConductorGroup" value="-2" data-toggle="radio" class="custom-radio eSim"><span class="icons"><span class="icon-unchecked"></span><span class="icon-checked"></span></span>
         Show Everything
@@ -32,6 +33,7 @@
             <% }); %>
         </ul>
     </div><br/><br/>
+
     <div class="inlineSwatch capacitance"></div>Capacitance:<br/>
     <div class="inlineSwatch inductance"></div>Inductance:<br/><br/>
     <a href="#" id="calcCapacitance" class="btn btn-block btn-lg btn-default"><% if(globalCapacitance){ %>Re-<% } %>Calculate Capacitance</a><br/>
diff --git a/js/menus/templates/NavViewMenu.html b/js/menus/templates/NavViewMenu.html
index a6890291b38d01402f6f5cedec1de1508433145a..db5339f909de7e1ac7fa10ad4f59909edf7ed4d5 100644
--- a/js/menus/templates/NavViewMenu.html
+++ b/js/menus/templates/NavViewMenu.html
@@ -12,6 +12,8 @@
     <ul class="dropdown-menu">
         <li><a class="appState boolProperty" data-property="basePlaneIsVisible" href="#">Sketch Plane</a></li>
         <li><a class="appState boolProperty" data-property="highlighterIsVisible" href="#">Hover Tool</a></li>
+        <li><a class="appState boolProperty" data-property="axesAreVisible" href="#">Axes</a></li>
+        <li><a id="reset3DView" href="#">Reset 3D Navigation</a></li>
     </ul>
 </li>
 <li class="dropdown-submenu">
@@ -22,9 +24,10 @@
     </ul>
 </li>
 <li class="dropdown-submenu">
-    <a tabindex="-1">3D<span class="pull-right fui-arrow-right"></span></a>
+    <a tabindex="-1">Cells<span class="pull-right fui-arrow-right"></span></a>
     <ul class="dropdown-menu">
-        <li><a class="appState boolProperty" data-property="axesAreVisible" href="#">Axes</a></li>
-        <li><a id="reset3DView" href="#">Reset 3D Navigation</a></li>
+        <% _.each(allCellModes, function(mode, key){ %>
+            <li><a class="appState" data-property="cellMode" data-value="<%= key %>" href="#"><% if (cellMode == key) { %><span class="fui-check"></span><% } %><%= mode %></a></li>
+        <% }); %>
     </ul>
 </li>
\ No newline at end of file
diff --git a/js/plists/PList.js b/js/plists/PList.js
index 32d4046d4c41128fe27d1421c8cf5e8f1aa828e5..b5a156d7f091fc0b0e4a681881eb747e55720962 100644
--- a/js/plists/PList.js
+++ b/js/plists/PList.js
@@ -16,13 +16,13 @@ define(['three'], function(THREE){
             },
             electronicNavSim:{
                 eSetup:"Connectivity",
-                materialProperties: "Materials",
+//                materialProperties: "Materials",
                 eStatic:"Statics",
                 eDynamic:"Dynamics"
             },
             mechanicalNavSim:{
                 mSetup:"Setup",
-                materialProperties: "Materials",
+//                materialProperties: "Materials",
                 mStatic:"Statics",
                 mDynamic:"Dynamics"
             },
@@ -95,6 +95,13 @@ define(['three'], function(THREE){
             kelvin: {face: null}
         },
 
+        allCellModes:{//supercell, cell, part, node, beam
+            supercell: "Hierarchical Mode",
+            cell: "Voxel Mode",
+            part: "Part Mode",
+            hide: "Hide Cells"
+        },
+
         allMaterialTypes:{
             octa:{
                 face: 'mechanical',
diff --git a/js/simulation/electronics/eSim.js b/js/simulation/electronics/eSim.js
index 1373adf48feb42b58c496f45babf3da0010089bd..04af98517183419ed446fcde61d0d20721b70ced 100644
--- a/js/simulation/electronics/eSim.js
+++ b/js/simulation/electronics/eSim.js
@@ -13,7 +13,8 @@ define(['underscore', 'backbone'], function(_, Backbone){
             globalCapacitance: null,
             globalInductance: null,
             voltageUnits: "1",
-            currentUnits: "0.001"
+            currentUnits: "0.001",
+            dielectricPerm: 1.00
         }