diff --git a/demo/index.html b/demo/index.html
index 794313f2..5e415c85 100644
--- a/demo/index.html
+++ b/demo/index.html
@@ -22,9 +22,18 @@
             <label for='flash'>flash:</label>
             <input type='checkbox' id='flash'/>
         </p>
+        <p>
+            <label for='sticky'>sticky:</label>
+            <input type='checkbox' id='sticky'/>
+        </p>
         <p>
             <label for='color'>color:</label>
             <input type='text' id='color' value='white'/>
+        </p>
+        <p>
+            <label for='tag'>tag:</label>
+            <input type='text' id='tag' value=''/>
+        </p>
         <br>
         <hr>
         <p>Badge Count:<p>
@@ -42,21 +51,22 @@
             var body = document.getElementById('body').value;
             var imageUrl = document.getElementById('image').value;
             var shouldFlash = document.getElementById('flash').checked;
+            var shouldStick = document.getElementById('sticky').checked;
             var color = document.getElementById('color').value;
+            var tag = document.getElementById('tag').value;
 
             num++;
 
-            // notfs with same groupId will replace existing notf.
-            var groupId = (num % 2).toString();
             var notf = new SYM_API.Notification(title, {
-                body: (body + ' num=' + num + ' groupId=' + groupId),
+                body: (body + ' num=' + num + ' tag=' + tag),
                 image: imageUrl,
                 flash: shouldFlash,
                 color: color || 'white',
+                sticky: shouldStick,
                 data: {
                     hello: 'hello word'
                 },
-                groupId: groupId
+                tag: tag
             });
 
             notf.addEventListener('click', onclick);
diff --git a/js/notify/electron-notify-preload.js b/js/notify/electron-notify-preload.js
index e56ae49d..aa3a7dbd 100644
--- a/js/notify/electron-notify-preload.js
+++ b/js/notify/electron-notify-preload.js
@@ -98,7 +98,7 @@ function setContents(notificationObj) {
     let closeButton = notiDoc.getElementById('close');
 
     // note: use onclick because we only want one handler, for case
-    // when content gets overwritten by notf with same groupId
+    // when content gets overwritten by notf with same tag
     closeButton.onclick = function(clickEvent) {
         clickEvent.stopPropagation()
         ipc.send('electron-notify-close', winId, notificationObj)
diff --git a/js/notify/electron-notify.js b/js/notify/electron-notify.js
index 256723d0..ed8ba00a 100644
--- a/js/notify/electron-notify.js
+++ b/js/notify/electron-notify.js
@@ -265,13 +265,13 @@ function showNotification(notificationObj) {
             return;
         }
 
-        // check if group id provided.  should replace existing notification
+        // check if tag id provided.  should replace existing notification
         // if has same grouping id.
-        let groupId = notificationObj.groupId;
-        if (groupId) {
+        let tag = notificationObj.tag;
+        if (tag) {
             // first check waiting items
             for(let i = 0; i < notificationQueue.length; i++) {
-                if (groupId === notificationQueue[ i ].groupId) {
+                if (tag === notificationQueue[ i ].tag) {
                     notificationQueue[ i ] = notificationObj;
                     resolve();
                     return;
@@ -280,7 +280,7 @@ function showNotification(notificationObj) {
 
             // next check items being shown
             for(let i = 0; i < activeNotifications.length; i++) {
-                if (groupId === activeNotifications[ i ].groupId) {
+                if (tag === activeNotifications[ i ].tag) {
                     let notificationWindow = activeNotifications[ i ];
 
                     // be sure to call close event for existing, so it gets
@@ -322,6 +322,7 @@ function showNotification(notificationObj) {
 }
 
 function setNotificationContents(notfWindow, notfObj) {
+
     // Display time per notification basis.
     let displayTime = notfObj.displayTime ? notfObj.displayTime : config.displayTime;
 
@@ -329,21 +330,23 @@ function setNotificationContents(notfWindow, notfObj) {
         clearTimeout(notfWindow.displayTimer);
     }
 
-    // Set timeout to hide notification
+    var updatedNotificationWindow = notfWindow;
+
+    updatedNotificationWindow.tag = notfObj.tag;
+
     let timeoutId;
     let closeFunc = buildCloseNotification(notfWindow, notfObj, function() {
         return timeoutId
     });
     let closeNotificationSafely = buildCloseNotificationSafely(closeFunc);
-    timeoutId = setTimeout(function() {
-        closeNotificationSafely('timeout');
-    }, displayTime);
 
-    var updatedNotificationWindow = notfWindow;
-
-    updatedNotificationWindow.displayTimer = timeoutId;
-
-    updatedNotificationWindow.groupId = notfObj.groupId;
+    // don't start timer to close if we aren't sticky
+    if (!notfObj.sticky) {
+        timeoutId = setTimeout(function() {
+            closeNotificationSafely('timeout');
+        }, displayTime);
+        updatedNotificationWindow.displayTimer = timeoutId;
+    }
 
     // Trigger onShowFunc if existent
     if (notfObj.onShowFunc) {
diff --git a/js/notify/notifyImpl.js b/js/notify/notifyImpl.js
index eac596a6..39b0c607 100644
--- a/js/notify/notifyImpl.js
+++ b/js/notify/notifyImpl.js
@@ -17,7 +17,8 @@ class Notify {
             image: options.image || options.icon,
             flash: options.flash,
             color: options.color,
-            groupId: options.groupId,
+            tag: options.tag,
+            sticky: options.sticky || false,
             onShowFunc: onShow.bind(this),
             onClickFunc: onClick.bind(this),
             onCloseFunc: onClose.bind(this),
diff --git a/js/notify/notifyInterface.js b/js/notify/notifyInterface.js
index afdad15f..cae82dbb 100644
--- a/js/notify/notifyInterface.js
+++ b/js/notify/notifyInterface.js
@@ -24,9 +24,11 @@ class Notify {
      *  icon {string} url of image to show in notification
      *  flash {bool} true if notification should flash (default false)
      *  color {string} background color for notification
-     *  groupId {string} non-empty string to unique identify notf, if another
-     *    notification arrives with same groupId then it's content will
+     *  tag {string} non-empty string to unique identify notf, if another
+     *    notification arrives with same tag then it's content will
      *    replace existing notification.
+     *  sticky {bool} if true notification will stay until user closes. default
+     *     is false.
      *  data {object} arbitrary object to be stored with notification
      * }
      */