diff --git a/public/js/ff/charts.defaults.js b/public/js/ff/charts.defaults.js
index bbcce69ccb..c670667dd1 100644
--- a/public/js/ff/charts.defaults.js
+++ b/public/js/ff/charts.defaults.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: accounting */
+
 var defaultChartOptions = {
     scales: {
         xAxes: [
@@ -20,7 +22,7 @@ var defaultChartOptions = {
         yAxes: [{
             display: true,
             ticks: {
-                callback: function (tickValue, index, ticks) {
+                callback: function (tickValue) {
                     "use strict";
                     return accounting.formatMoney(tickValue);
 
diff --git a/public/js/ff/charts.js b/public/js/ff/charts.js
index 82977288d2..8fc2915fc5 100644
--- a/public/js/ff/charts.js
+++ b/public/js/ff/charts.js
@@ -7,7 +7,7 @@
  *
  * See the LICENSE file for details.
  */
-
+/** global: Chart, defaultChartOptions, accounting, defaultPieOptions, noDataForChart */
 var allCharts = {};
 
 /*
@@ -97,7 +97,7 @@ function doubleYChart(URI, container) {
         {
             display: true,
             ticks: {
-                callback: function (tickValue, index, ticks) {
+                callback: function (tickValue) {
                     "use strict";
                     return accounting.formatMoney(tickValue);
 
@@ -111,7 +111,7 @@ function doubleYChart(URI, container) {
         {
             display: true,
             ticks: {
-                callback: function (tickValue, index, ticks) {
+                callback: function (tickValue) {
                     "use strict";
                     return accounting.formatMoney(tickValue);
 
diff --git a/public/js/ff/export/index.js b/public/js/ff/export/index.js
index e1699c3c8d..006afca9ba 100644
--- a/public/js/ff/export/index.js
+++ b/public/js/ff/export/index.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: jobKey */
+
 var intervalId = 0;
 
 $(function () {
@@ -79,7 +81,7 @@ function callExport() {
     // call status, keep calling it until response is "finished"?
     intervalId = window.setInterval(checkStatus, 500);
 
-    $.post('export/submit', data).done(function (data) {
+    $.post('export/submit', data).done(function () {
         // stop polling:
         window.clearTimeout(intervalId);
 
diff --git a/public/js/ff/firefly.js b/public/js/ff/firefly.js
index c35bd4fbe8..c3b1b46bd7 100644
--- a/public/js/ff/firefly.js
+++ b/public/js/ff/firefly.js
@@ -7,6 +7,8 @@
  *
  * See the LICENSE file for details.
  */
+/** global: moment, dateRangeConfig, accounting, currencySymbol, mon_decimal_point, frac_digits, showFullList, showOnlyTop */
+
 
 $(function () {
     "use strict";
diff --git a/public/js/ff/import/status.js b/public/js/ff/import/status.js
index 2b15cac1b6..1a48091eaf 100644
--- a/public/js/ff/import/status.js
+++ b/public/js/ff/import/status.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: jobImportUrl, langImportSingleError, langImportMultiError, jobStartUrl, langImportTimeOutError, langImportFinished, langImportFatalError */
+
 var startedImport = false;
 var startInterval = 2000;
 var interval = 500;
@@ -31,7 +33,7 @@ function checkImportStatus() {
     $.getJSON(jobImportUrl).done(reportOnJobImport).fail(failedJobImport);
 }
 
-function importComplete(data) {
+function importComplete() {
     "use strict";
     var bar = $('#import-status-bar');
     bar.removeClass('active');
diff --git a/public/js/ff/index.js b/public/js/ff/index.js
index 04a17e9133..ba6c9993e1 100644
--- a/public/js/ff/index.js
+++ b/public/js/ff/index.js
@@ -8,11 +8,13 @@
  * See the LICENSE file for details.
  */
 
+/** global: Tour, showTour, accountFrontpageUri, billCount, accountExpenseUri, accountRevenueUri */
+
 $(function () {
     "use strict";
     // do chart JS stuff.
     drawChart();
-    if (showTour) {
+    if (showTour == true) {
         $.getJSON('json/tour').done(function (data) {
             var tour = new Tour(
                 {
@@ -55,6 +57,9 @@ function getBoxAmounts() {
     "use strict";
     var boxes = ['in', 'out', 'bills-unpaid', 'bills-paid'];
     for (var x in boxes) {
+        if (!boxes.hasOwnProperty(x)) {
+            continue;
+        }
         var box = boxes[x];
         $.getJSON('json/box/' + box).done(putData).fail(failData);
     }
diff --git a/public/js/ff/piggy-banks/show.js b/public/js/ff/piggy-banks/show.js
index 4c02df137c..be5093f6ba 100644
--- a/public/js/ff/piggy-banks/show.js
+++ b/public/js/ff/piggy-banks/show.js
@@ -7,6 +7,7 @@
  *
  * See the LICENSE file for details.
  */
+/** global: piggyBankID, lineChart */
 
 $(function () {
     "use strict";
diff --git a/public/js/ff/reports/audit/all.js b/public/js/ff/reports/audit/all.js
index dc28051a29..1724789bf4 100644
--- a/public/js/ff/reports/audit/all.js
+++ b/public/js/ff/reports/audit/all.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: hideable */
+
 $(function () {
     "use strict";
 
@@ -65,7 +67,7 @@ function showOnlyColumns(checkboxes) {
 
     for (var i = 0; i < hideable.length; i++) {
         var opt = hideable[i];
-        if(checkboxes.indexOf(opt) > -1) {
+        if (checkboxes.indexOf(opt) > -1) {
             $('td.hide-' + opt).show();
             $('th.hide-' + opt).show();
         } else {
@@ -96,8 +98,12 @@ function readCookie(name) {
     var ca = document.cookie.split(';');
     for (var i = 0; i < ca.length; i++) {
         var c = ca[i];
-        while (c.charAt(0) === ' ') c = c.substring(1, c.length);
-        if (c.indexOf(nameEQ) === 0) return decodeURIComponent(c.substring(nameEQ.length, c.length));
+        while (c.charAt(0) === ' ') {
+            c = c.substring(1, c.length);
+        }
+        if (c.indexOf(nameEQ) === 0) {
+            return decodeURIComponent(c.substring(nameEQ.length, c.length));
+        }
     }
     return null;
 }
diff --git a/public/js/ff/reports/budget/month.js b/public/js/ff/reports/budget/month.js
index c7aad72832..14d845fb6e 100644
--- a/public/js/ff/reports/budget/month.js
+++ b/public/js/ff/reports/budget/month.js
@@ -8,6 +8,7 @@
  * See the LICENSE file for details.
  */
 
+/** global: budgetExpenseUri, accountExpenseUri, mainUri */
 
 $(function () {
     "use strict";
diff --git a/public/js/ff/reports/category/month.js b/public/js/ff/reports/category/month.js
index d8ba767acd..84f3444d9b 100644
--- a/public/js/ff/reports/category/month.js
+++ b/public/js/ff/reports/category/month.js
@@ -8,6 +8,7 @@
  * See the LICENSE file for details.
  */
 
+/** global: categoryIncomeUri, categoryExpenseUri, accountIncomeUri, accountExpenseUri, mainUri */
 
 $(function () {
     "use strict";
diff --git a/public/js/ff/reports/default/all.js b/public/js/ff/reports/default/all.js
index 351b4b30bf..06e374dcee 100644
--- a/public/js/ff/reports/default/all.js
+++ b/public/js/ff/reports/default/all.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: accountReportUri, incomeReportUri, expenseReportUri, incExpReportUri, startDate, endDate, accountIds */
+
 $(function () {
     "use strict";
 
@@ -45,7 +47,7 @@ function clickInfoButton(e) {
     $.getJSON('popup/general', {attributes: attributes}).done(respondInfoButton).fail(errorInfoButton);
 }
 
-function errorInfoButton(data) {
+function errorInfoButton() {
     "use strict";
     // remove wait cursor
     $('body').removeClass('waiting');
diff --git a/public/js/ff/reports/default/month.js b/public/js/ff/reports/default/month.js
index 2052997a9b..1c2f08be63 100644
--- a/public/js/ff/reports/default/month.js
+++ b/public/js/ff/reports/default/month.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: categoryReportUri, budgetReportUri, balanceReportUri, accountChartUri */
+
 $(function () {
     "use strict";
     drawChart();
diff --git a/public/js/ff/reports/default/multi-year.js b/public/js/ff/reports/default/multi-year.js
index a6a63a1d3d..1bd49a294d 100644
--- a/public/js/ff/reports/default/multi-year.js
+++ b/public/js/ff/reports/default/multi-year.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: budgetPeriodReportUri, categoryExpenseUri, categoryIncomeUri, netWorthUri, opChartUri, sumChartUri */
+
 $(function () {
     "use strict";
     drawChart();
diff --git a/public/js/ff/reports/default/year.js b/public/js/ff/reports/default/year.js
index 9e521ab4fb..c1eb1070f3 100644
--- a/public/js/ff/reports/default/year.js
+++ b/public/js/ff/reports/default/year.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: budgetPeriodReportUri, categoryExpenseUri, categoryIncomeUri, netWorthUri, opChartUri, sumChartUri */
+
 $(function () {
     "use strict";
     drawChart();
diff --git a/public/js/ff/reports/index.js b/public/js/ff/reports/index.js
index 5033aecef0..67be970157 100644
--- a/public/js/ff/reports/index.js
+++ b/public/js/ff/reports/index.js
@@ -8,12 +8,14 @@
  * See the LICENSE file for details.
  */
 
+/** global: minDate */
+
 $(function () {
     "use strict";
 
     if ($('#inputDateRange').length > 0) {
 
-        picker = $('#inputDateRange').daterangepicker(
+        var picker = $('#inputDateRange').daterangepicker(
             {
                 locale: {
                     format: 'YYYY-MM-DD',
@@ -168,8 +170,12 @@ function readCookie(name) {
     var ca = document.cookie.split(';');
     for (var i = 0; i < ca.length; i++) {
         var c = ca[i];
-        while (c.charAt(0) === ' ') c = c.substring(1, c.length);
-        if (c.indexOf(nameEQ) === 0) return decodeURIComponent(c.substring(nameEQ.length, c.length));
+        while (c.charAt(0) === ' ') {
+            c = c.substring(1, c.length);
+        }
+        if (c.indexOf(nameEQ) === 0) {
+            return decodeURIComponent(c.substring(nameEQ.length, c.length));
+        }
     }
     return null;
 }
diff --git a/public/js/ff/rules/create-edit.js b/public/js/ff/rules/create-edit.js
index 889777d7bf..cd36a7b1ad 100644
--- a/public/js/ff/rules/create-edit.js
+++ b/public/js/ff/rules/create-edit.js
@@ -52,14 +52,14 @@ function addNewAction() {
 function removeTrigger(e) {
     "use strict";
     var target = $(e.target);
-    if(target.prop("tagName") == "I") {
+    if (target.prop("tagName") == "I") {
         target = target.parent();
     }
     // remove grand parent:
     target.parent().parent().remove();
 
     // if now at zero, immediatly add one again:
-    if($('.rule-trigger-tbody tr').length == 0) {
+    if ($('.rule-trigger-tbody tr').length == 0) {
         addNewTrigger();
     }
 }
@@ -67,42 +67,41 @@ function removeTrigger(e) {
 function removeAction(e) {
     "use strict";
     var target = $(e.target);
-    if(target.prop("tagName") == "I") {
+    if (target.prop("tagName") == "I") {
         target = target.parent();
     }
     // remove grand parent:
     target.parent().parent().remove();
 
     // if now at zero, immediatly add one again:
-    if($('.rule-action-tbody tr').length == 0) {
+    if ($('.rule-action-tbody tr').length == 0) {
         addNewAction();
     }
 }
 
 function testRuleTriggers() {
-	"use strict";
-	
-	// Serialize all trigger data
-	var triggerData = $( ".rule-trigger-tbody" ).find( "input[type=text], input[type=checkbox], select" ).serializeArray();
-	
-	// Find a list of existing transactions that match these triggers
+    "use strict";
+
+    // Serialize all trigger data
+    var triggerData = $(".rule-trigger-tbody").find("input[type=text], input[type=checkbox], select").serializeArray();
+
+    // Find a list of existing transactions that match these triggers
     $.get('rules/test', triggerData).done(function (data) {
-    	var modal = $( "#testTriggerModal" );
-    	var numTriggers = $( ".rule-trigger-body > tr" ).length;
-    	
-    	// Set title and body
-    	modal.find( ".transactions-list" ).html(data.html);
-    	
-    	// Show warning if appropriate
-    	if( data.warning ) {
-    		modal.find( ".transaction-warning .warning-contents" ).text(data.warning);
-    		modal.find( ".transaction-warning" ).show();
-    	} else {
-    		modal.find( ".transaction-warning" ).hide();
-    	}
-    	
-    	// Show the modal dialog
-    	$( "#testTriggerModal" ).modal();
+        var modal = $("#testTriggerModal");
+
+        // Set title and body
+        modal.find(".transactions-list").html(data.html);
+
+        // Show warning if appropriate
+        if (data.warning) {
+            modal.find(".transaction-warning .warning-contents").text(data.warning);
+            modal.find(".transaction-warning").show();
+        } else {
+            modal.find(".transaction-warning").hide();
+        }
+
+        // Show the modal dialog
+        $("#testTriggerModal").modal();
     }).fail(function () {
         alert('Cannot get transactions for given triggers.');
     });
diff --git a/public/js/ff/rules/create.js b/public/js/ff/rules/create.js
index 739762d228..ffa65be20e 100644
--- a/public/js/ff/rules/create.js
+++ b/public/js/ff/rules/create.js
@@ -8,6 +8,9 @@
  * See the LICENSE file for details.
  */
 
+/** global: triggerCount, actionCount */
+
+
 $(function () {
     "use strict";
     if (triggerCount === 0) {
diff --git a/public/js/ff/rules/edit.js b/public/js/ff/rules/edit.js
index 7ff822a186..893feff138 100644
--- a/public/js/ff/rules/edit.js
+++ b/public/js/ff/rules/edit.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: triggerCount, actionCount */
+
 $(function () {
     "use strict";
     if (triggerCount === 0) {
diff --git a/public/js/ff/rules/index.js b/public/js/ff/rules/index.js
index b9b4045b5c..0fc0ef7371 100644
--- a/public/js/ff/rules/index.js
+++ b/public/js/ff/rules/index.js
@@ -52,7 +52,6 @@ function sortStop(event, ui) {
     $.each(parent.children(), function (i, v) {
         var trigger = $(v);
         var id = trigger.data('id');
-        var order = i + 1;
         entries.push(id);
 
     });
diff --git a/public/js/ff/split/journal/from-store.js b/public/js/ff/split/journal/from-store.js
index 03ceb49ba5..a614d77d4e 100644
--- a/public/js/ff/split/journal/from-store.js
+++ b/public/js/ff/split/journal/from-store.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: originalSum, amount, accounting */
+
 var destAccounts = {};
 var srcAccounts = {};
 var categories = {};
diff --git a/public/js/ff/tags/create.js b/public/js/ff/tags/create.js
index 77e8224238..b252d00ae9 100644
--- a/public/js/ff/tags/create.js
+++ b/public/js/ff/tags/create.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: zoomLevel, latitude, longitude, google */
+
 $(function () {
     "use strict";
 
@@ -60,12 +62,12 @@ function initialize() {
     Respond to zoom event.
      */
     google.maps.event.addListener(map, 'zoom_changed', function () {
-        saveZoomLevel(event);
+        saveZoomLevel();
     });
     /*
     Maybe place marker?
      */
-    if(doPlaceMarker) {
+    if(doPlaceMarker == true) {
         var myLatlng = new google.maps.LatLng(latitude,longitude);
         var fakeEvent = {};
         fakeEvent.latLng = myLatlng;
diff --git a/public/js/ff/tags/edit.js b/public/js/ff/tags/edit.js
index c4f9cd0cfb..53b66933c4 100644
--- a/public/js/ff/tags/edit.js
+++ b/public/js/ff/tags/edit.js
@@ -7,6 +7,7 @@
  *
  * See the LICENSE file for details.
  */
+/** global: zoomLevel, latitude, longitude, google */
 
 $(function () {
     "use strict";
@@ -60,12 +61,12 @@ function initialize() {
     Respond to zoom event.
      */
     google.maps.event.addListener(map, 'zoom_changed', function () {
-        saveZoomLevel(event);
+        saveZoomLevel();
     });
     /*
     Maybe place marker?
      */
-    if(doPlaceMarker) {
+    if(doPlaceMarker == true) {
         var myLatlng = new google.maps.LatLng(latitude,longitude);
         var fakeEvent = {};
         fakeEvent.latLng = myLatlng;
diff --git a/public/js/ff/tags/index.js b/public/js/ff/tags/index.js
index a24180b4e0..1234a027ba 100644
--- a/public/js/ff/tags/index.js
+++ b/public/js/ff/tags/index.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: zoomLevel, latitude, longitude, google */
+
 $(function () {
     "use strict";
 
@@ -60,12 +62,12 @@ function initialize() {
     Respond to zoom event.
      */
     google.maps.event.addListener(map, 'zoom_changed', function () {
-        saveZoomLevel(event);
+        saveZoomLevel();
     });
     /*
     Maybe place marker?
      */
-    if(doPlaceMarker) {
+    if(doPlaceMarker == true) {
         var myLatlng = new google.maps.LatLng(latitude,longitude);
         var fakeEvent = {};
         fakeEvent.latLng = myLatlng;
diff --git a/public/js/ff/transactions/create-edit.js b/public/js/ff/transactions/create-edit.js
index ae827d8983..44796c50bb 100644
--- a/public/js/ff/transactions/create-edit.js
+++ b/public/js/ff/transactions/create-edit.js
@@ -58,19 +58,19 @@ $(document).ready(function () {
     }
 
 
-    if ($('input[name="description"]').length > 0 && what !== undefined) {
+    if ($('input[name="description"]').length > 0 && !(typeof what === "undefined")) {
         $.getJSON('json/transaction-journals/' + what).done(function (data) {
             $('input[name="description"]').typeahead({source: data});
         });
     }
     // also for multi input:
-    if ($('input[name="description[]"]').length > 0 && what !== undefined) {
+    if ($('input[name="description[]"]').length > 0 && !(typeof what === "undefined")) {
         $.getJSON('json/transaction-journals/' + what).done(function (data) {
             $('input[name="description[]"]').typeahead({source: data});
         });
     }
     // and for the (rare) journal_description:
-    if ($('input[name="journal_description"]').length > 0 && what !== undefined) {
+    if ($('input[name="journal_description"]').length > 0 && !(typeof what === "undefined")) {
         $.getJSON('json/transaction-journals/' + what).done(function (data) {
             $('input[name="journal_description"]').typeahead({source: data});
         });
diff --git a/public/js/ff/transactions/create.js b/public/js/ff/transactions/create.js
index c2e38f6b6d..0440006594 100644
--- a/public/js/ff/transactions/create.js
+++ b/public/js/ff/transactions/create.js
@@ -8,12 +8,14 @@
  * See the LICENSE file for details.
  */
 
+/** global: what, title, breadcrumbs, middleCrumbName, button, piggiesLength, txt */
+
 $(document).ready(function () {
     "use strict";
 
     // respond to switch buttons when
     // creating stuff:
-    if (doSwitch) {
+    if (doSwitch == true) {
         updateButtons();
         updateForm();
         updateLayout();
@@ -35,6 +37,7 @@ function updateForm() {
 
     $('input[name="what"]').val(what);
     switch (what) {
+        default:
         case 'withdrawal':
             // show source_id and dest_name:
             $('#source_account_id_holder').show();
diff --git a/public/js/ff/transactions/list.js b/public/js/ff/transactions/list.js
index 7e87446a48..74dc53f24d 100644
--- a/public/js/ff/transactions/list.js
+++ b/public/js/ff/transactions/list.js
@@ -8,6 +8,8 @@
  * See the LICENSE file for details.
  */
 
+/** global: edit_selected_txt, delete_selected_txt */
+
 $(document).ready(function () {
     "use strict";
     $('.mass_edit_all').show();