cache .slider-markers selector as per suggestion by @tomgreenfield

adaptlearning · Feb 27, 2017 · 7b6d36f · 7b6d36f
1 parent 76ee7a4
commit 7b6d36f
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/js/adapt-contrib-slider.js b/js/adapt-contrib-slider.js
@@ -380,15 +380,14 @@ define([
         },
 
         showScale: function () {
-            this.$('.slider-markers').empty();
+            var $markers = this.$('.slider-markers').empty();
             if (this.model.get('_showScale') === false) {
-                this.$('.slider-markers').eq(0).css({display: 'none'});
+                $markers.eq(0).css({display: 'none'});
                 this.$('.slider-scale-numbers').eq(0).css(
                     this.model.get('_showScaleIndicator') ? {visibility: 'hidden'} : {display: 'none'}
                 );
             } else {
                 var $scaler = this.$('.slider-scaler');
-                var $markers = this.$('.slider-markers');
                 for (var i = 0, count = this.model.get('_items').length; i < count; i++) {
                     $markers.append("<div class='slider-line component-item-color'>");
                     $markers.find('.slider-line').eq(i).css({left: this.mapIndexToPixels(i, $scaler) + 'px'});