closes #6189

public/src/modules/notifications.js

@@ -137,16 +137,16 @@ define('notifications', ['sounds', 'translator', 'components', 'navigator', 'ben
 				return parseInt(a.datetime, 10) > parseInt(b.datetime, 10) ? -1 : 1;
 			});
 
-			translator.toggleTimeagoShorthand();
+			translator.toggleTimeagoShorthand(function () {
 				for (var i = 0; i < notifs.length; i += 1) {
 					notifs[i].timeago = $.timeago(new Date(parseInt(notifs[i].datetime, 10)));
 				}
 				translator.toggleTimeagoShorthand();
-
 				Benchpress.parse('partials/notifications_list', { notifications: notifs }, function (html) {
 					notifList.translateHtml(html);
 				});
 			});
+		});
 	};
 
 	Notifications.updateNotifCount = function (count) {

public/src/modules/translator.js

@@ -576,23 +576,29 @@
 			adaptor.getTranslations(language, namespace, callback);
 		},
 
-		toggleTimeagoShorthand: function toggleTimeagoShorthand() {
+		toggleTimeagoShorthand: function toggleTimeagoShorthand(callback) {
+			function toggle() {
 				var tmp = assign({}, jQuery.timeago.settings.strings);
 				jQuery.timeago.settings.strings = assign({}, adaptor.timeagoShort);
 				adaptor.timeagoShort = assign({}, tmp);
-		},
-		prepareDOM: function prepareDOM() {
-			// Load the appropriate timeago locale file,
-			// and correct NodeBB language codes to timeago codes, if necessary
-			var languageCode = utils.userLangToTimeagoCode(config.userLang);
-
-			adaptor.timeagoShort = assign({}, jQuery.timeago.settings.strings);
+				if (typeof callback === 'function') {
+					callback();
+				}
+			}
 
+			if (!adaptor.timeagoShort) {
+				var languageCode = utils.userLangToTimeagoCode(config.userLang);
+				var originalSettings = assign({}, jQuery.timeago.settings.strings);
 				jQuery.getScript(config.relative_path + '/assets/vendor/jquery/timeago/locales/jquery.timeago.' + languageCode + '-short.js').done(function () {
-				// Switch back to long-form
-				adaptor.toggleTimeagoShorthand();
+					adaptor.timeagoShort = assign({}, jQuery.timeago.settings.strings);
+					jQuery.timeago.settings.strings = assign({}, originalSettings);
+					toggle();
 				});
-
+			} else {
+				toggle();
+			}
+		},
+		prepareDOM: function prepareDOM() {
 			// Add directional code if necessary
 			adaptor.translate('[[language:dir]]', function (value) {
 				if (value && !$('html').attr('data-dir')) {