diff --git a/src/main/webapp/scripts/dialogs/recon-dialog.js b/src/main/webapp/scripts/dialogs/recon-dialog.js
index 0632cb9d4..362c6c714 100644
--- a/src/main/webapp/scripts/dialogs/recon-dialog.js
+++ b/src/main/webapp/scripts/dialogs/recon-dialog.js
@@ -140,7 +140,7 @@ ReconDialog.prototype._populateDialog = function() {
         $(td1).html(type.name + '<br/><span class="recon-dialog-type-id">' + type.id + '</span>');
     };
     for (var i = 0; i < this._types.length; i++) {
-        createTypeChoice(this._types[i], i == 0);
+        createTypeChoice(this._types[i], i === 0);
     }
     
     /*
@@ -209,7 +209,7 @@ ReconDialog.prototype._rewirePropertySuggests = function(schema) {
 
 ReconDialog.prototype._onOK = function() {
     var tab = $("#recon-dialog-tabs").tabs('option', 'selected');
-    if (tab == 0) {
+    if (tab === 0) {
         this._onDoHeuristic();
     } else {
         this._onDoStrict();
diff --git a/src/main/webapp/scripts/project/history-widget.js b/src/main/webapp/scripts/project/history-widget.js
index 95016897b..668c53722 100644
--- a/src/main/webapp/scripts/project/history-widget.js
+++ b/src/main/webapp/scripts/project/history-widget.js
@@ -65,7 +65,7 @@ HistoryWidget.prototype._render = function() {
     } else {
         for (var i = 0; i < this._data.past.length; i++) {
             var entry = this._data.past[i];
-            renderEntry(elmts.pastDiv, entry, i == 0 ? 0 : this._data.past[i - 1].id, "Undo to here");
+            renderEntry(elmts.pastDiv, entry, i === 0 ? 0 : this._data.past[i - 1].id, "Undo to here");
         }
     }
     
diff --git a/src/main/webapp/scripts/protograph/schema-alignment-ui-link.js b/src/main/webapp/scripts/protograph/schema-alignment-ui-link.js
index 57be3619d..947393dc5 100644
--- a/src/main/webapp/scripts/protograph/schema-alignment-ui-link.js
+++ b/src/main/webapp/scripts/protograph/schema-alignment-ui-link.js
@@ -359,7 +359,7 @@ SchemaAlignmentDialog.UILink.prototype._configureTarget = function() {
                     id: expected_type.id,
                     name: expected_type.name
                 };
-                if (expected_type["/freebase/type_hints/mediator"] == true) {
+                if (expected_type["/freebase/type_hints/mediator"] === true) {
                     self._link.target.nodeType = "anonymous";
                 } else if (expected_type.id == "/type/key") {
                     self._link.target.nodeType = "cell-as-key";
diff --git a/src/main/webapp/scripts/protograph/schema-alignment-ui-node.js b/src/main/webapp/scripts/protograph/schema-alignment-ui-node.js
index eca47d1e2..e5c96d7d5 100644
--- a/src/main/webapp/scripts/protograph/schema-alignment-ui-node.js
+++ b/src/main/webapp/scripts/protograph/schema-alignment-ui-node.js
@@ -420,7 +420,7 @@ SchemaAlignmentDialog.UINode.prototype._showNodeConfigDialog = function() {
                 }
             });
             
-        if ((!("columnName" in self._node) || !self._node.columnName) && columnIndex == 0) {
+        if ((!("columnName" in self._node) || !self._node.columnName) && columnIndex === 0) {
             radio.attr("checked", "true");
         } else if (column.name == self._node.columnName) {
             radio.attr("checked", "true");
diff --git a/src/main/webapp/scripts/views/data-table-cell-ui.js b/src/main/webapp/scripts/views/data-table-cell-ui.js
index 34d342de5..08f5e4ec3 100644
--- a/src/main/webapp/scripts/views/data-table-cell-ui.js
+++ b/src/main/webapp/scripts/views/data-table-cell-ui.js
@@ -26,7 +26,7 @@ DataTableCellUI.prototype._render = function() {
         .mouseenter(function() { editLink.css("visibility", "visible"); })
         .mouseleave(function() { editLink.css("visibility", "hidden"); });
     
-    if (!cell || ("v" in cell && cell.v == null)) {
+    if (!cell || ("v" in cell && cell.v === null)) {
         $('<span>').html("&nbsp;").appendTo(divContent);
     } else if ("e" in cell) {
         $('<span>').addClass("data-table-error").text(cell.e).appendTo(divContent);
@@ -315,7 +315,7 @@ DataTableCellUI.prototype._previewCandidateTopic = function(id, elmt) {
 DataTableCellUI.prototype._startEdit = function(elmt) {
     self = this;
     
-    var originalContent = !this._cell || ("v" in this._cell && this._cell.v == null) ? "" : this._cell.v;
+    var originalContent = !this._cell || ("v" in this._cell && this._cell.v === null) ? "" : this._cell.v;
     
     var menu = MenuSystem.createMenu().addClass("data-table-cell-editor").width("400px");
     menu.html(