closes #3141

public/src/app.js

@@ -565,6 +565,14 @@ app.cacheBuster = null;
 		});
 	};
 
+	app.loadJQueryUI = function(callback) {
+		if (typeof $().autocomplete === 'function') {
+			return callback();
+		}
+		
+		$.getScript(RELATIVE_PATH + '/vendor/jquery/js/jquery-ui-1.10.4.custom.js', callback);
+	};
+
 	app.showEmailConfirmWarning = function(err) {
 		if (!config.requireEmailConfirmation || !app.user.uid) {
 			return;

public/src/client/account/edit.js

@@ -17,11 +17,13 @@ define('forum/account/edit', ['forum/account/header', 'uploader', 'translator'],
 
 		$('#submitBtn').on('click', updateProfile);
 
+		app.loadJQueryUI(function() {
 			$('#inputBirthday').datepicker({
 				changeMonth: true,
 				changeYear: true,
 				yearRange: '1900:+0'
 			});
+		});
 
 		currentEmail = $('#inputEmail').val();
 

public/src/modules/autocomplete.js

@@ -7,6 +7,7 @@ define('autocomplete', function() {
 	var module = {};
 
 	module.user = function (input) {
+		app.loadJQueryUI(function() {
 			return input.autocomplete({
 				delay: 100,
 				source: function(request, response) {
@@ -33,9 +34,11 @@ define('autocomplete', function() {
 					});
 				}
 			});
+		});
 	};
 
 	module.group = function(input) {
+		app.loadJQueryUI(function() {
 			return input.autocomplete({
 				delay: 100,
 				source: function(request, response) {
@@ -64,6 +67,7 @@ define('autocomplete', function() {
 					});
 				}
 			});
+		});
 	};
 
 	return module;

public/src/modules/chat.js

@@ -179,17 +179,8 @@ define('chat', ['components', 'taskbar', 'string', 'sounds', 'forum/chats', 'tra
 				chatModal.css('zIndex', 100);
 				chatModal.appendTo($('body'));
 				module.center(chatModal);
-				chatModal.draggable({
-					start:function() {
-						module.bringModalToTop(chatModal);
-					},
-					stop:function() {
-						chatModal.find('#chat-message-input').focus();
-					},
-					distance: 10,
-					handle: '.modal-header'
-				});
 
+				app.loadJQueryUI(function() {
 					chatModal.find('.modal-content').resizable({
 						minHeight: 250,
 						minWidth: 400
@@ -203,6 +194,18 @@ define('chat', ['components', 'taskbar', 'string', 'sounds', 'forum/chats', 'tra
 						chatModal.find('#chat-content').css('height', module.calculateChatListHeight(chatModal));
 					});
 					
+					chatModal.draggable({
+						start:function() {
+							module.bringModalToTop(chatModal);
+						},
+						stop:function() {
+							chatModal.find('#chat-message-input').focus();
+						},
+						distance: 10,
+						handle: '.modal-header'
+					});
+				});
+
 				chatModal.find('#chat-with-name').html(username);
 
 				chatModal.find('#chat-close-btn').on('click', function() {

public/src/modules/composer/tags.js

@@ -34,6 +34,8 @@ define('composer/tags', function() {
 		addTags(postData.tags, tagEl);
 
 		var input = postContainer.find('.bootstrap-tagsinput input');
+
+		app.loadJQueryUI(function() {
 			input.autocomplete({
 				delay: 100,
 				open: function() {
@@ -55,6 +57,7 @@ define('composer/tags', function() {
 					triggerEnter(input);
 				}
 			});
+		});
 
 		input.attr('tabIndex', tagEl.attr('tabIndex'));
 		input.on('blur', function() {

src/meta/js.js

@@ -22,7 +22,6 @@ module.exports = function(Meta) {
 		scripts: {
 			base: [
 				'public/vendor/jquery/js/jquery.js',
-				'public/vendor/jquery/js/jquery-ui-1.10.4.custom.js',
 				'public/vendor/jquery/sortable/Sortable.js',
 				'./node_modules/socket.io-client/socket.io.js',
 				'public/vendor/jquery/timeago/jquery.timeago.min.js',

src/views/admin/header.tpl

@@ -51,6 +51,7 @@
 		<script type="text/javascript" src="{relative_path}/vendor/jquery/serializeObject/jquery.ba-serializeobject.min.js?{cache-buster}"></script>
 		<script type="text/javascript" src="{relative_path}/vendor/jquery/deserialize/jquery.deserialize.min.js?{cache-buster}"></script>
 		<script type="text/javascript" src="{relative_path}/vendor/mousetrap/mousetrap.js?{cache-buster}"></script>
+		<script type="text/javascript" src="{relative_path}/vendor/jquery/js/jquery-ui-1.10.4.custom.js?{cache-buster}"></script>
 
 		<!-- BEGIN scripts -->
 		<script type="text/javascript" src="{scripts.src}"></script>