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js/dist/carousel.js

@@ -119,6 +119,14 @@ var Carousel = (function ($) {
           this._slide(Direction.NEXT);
         }
       }
+    }, {
+      key: 'nextWhenVisible',
+      value: function nextWhenVisible() {
+        // Don't call next when the page isn't visible
+        if (!document.hidden) {
+          this.next();
+        }
+      }
     }, {
       key: 'prev',
       value: function prev() {
@@ -154,7 +162,7 @@ var Carousel = (function ($) {
         }
 
         if (this._config.interval && !this._isPaused) {
-          this._interval = setInterval($.proxy(this.next, this), this._config.interval);
+          this._interval = setInterval($.proxy(document.visibilityState ? this.nextWhenVisible : this.next, this), this._config.interval);
         }
       }
     }, {