fixed reset of maxH element

dist/rzslider.css

 /*! angularjs-slider - v2.3.0 - 
  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> - 
  https://github.com/angular-slider/angularjs-slider - 
- 2015-12-22 */
+ 2015-12-23 */
 rzslider {
   position: relative;
   display: inline-block;

dist/rzslider.js

 /*! angularjs-slider - v2.3.0 - 
  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> - 
  https://github.com/angular-slider/angularjs-slider - 
- 2015-12-22 */
+ 2015-12-23 */
 /*jslint unparam: true */
 /*global angular: false, console: false, define, module */
 (function(root, factory) {
@@ -74,7 +74,7 @@
     return factory;
   })
 
-  .value('rzThrottle',
+  .factory('rzThrottle', ['$timeout', function($timeout) {
     /**
      * rzThrottle
      *
@@ -85,7 +85,7 @@
      * @param {ThrottleOptions} options
      * @returns {Function}
      */
-    function throttle(func, wait, options) {
+    return function(func, wait, options) {
       'use strict';
       var getTime = (Date.now || function() {
         return new Date().getTime();
@@ -109,17 +109,18 @@
         context = this;
         args = arguments;
         if (remaining <= 0) {
-          clearTimeout(timeout);
+          $timeout.cancel(timeout);
           timeout = null;
           previous = now;
           result = func.apply(context, args);
           context = args = null;
         } else if (!timeout && options.trailing !== false) {
-          timeout = setTimeout(later, remaining);
+          timeout = $timeout(later, remaining);
         }
         return result;
       };
-    })
+    }
+  }])
 
   .factory('RzSlider', ['$timeout', '$document', '$window', '$compile', 'RzSliderOptions', 'rzThrottle', function($timeout, $document, $window, $compile, RzSliderOptions, rzThrottle) {
     'use strict';
@@ -344,7 +345,7 @@
         }, true);
 
         this.scope.$watch('rzSliderModel', function(newValue, oldValue) {
-          if(self.internalChange)
+          if (self.internalChange)
             return;
           if (newValue === oldValue)
             return;
@@ -352,7 +353,7 @@
         });
 
         this.scope.$watch('rzSliderHigh', function(newValue, oldValue) {
-          if(self.internalChange)
+          if (self.internalChange)
             return;
           if (newValue === oldValue)
             return;
@@ -492,7 +493,7 @@
         if (!this.range)
           this.maxH.css('display', 'none');
         else
-          this.maxH.css('display', null);
+          this.maxH.css('display', '');
 
         this.alwaysHide(this.flrLab, this.options.showTicksValues || this.options.hideLimitLabels);
         this.alwaysHide(this.ceilLab, this.options.showTicksValues || this.options.hideLimitLabels);
@@ -1570,7 +1571,7 @@
       },
 
       link: function(scope, elem) {
-        return new RzSlider(scope, elem);
+        scope.slider = new RzSlider(scope, elem); //attach on scope so we can test it
       }
     };
   }]);

dist/rzslider.min.css

-/*! angularjs-slider - v2.3.0 -  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> -  https://github.com/angular-slider/angularjs-slider -  2015-12-22 */
+/*! angularjs-slider - v2.3.0 -  (c) Rafal Zajac <rzajac@gmail.com>, Valentin Hervieu <valentin@hervieu.me>, Jussi Saarivirta <jusasi@gmail.com>, Angelin Sirbu <angelin.sirbu@gmail.com> -  https://github.com/angular-slider/angularjs-slider -  2015-12-23 */
 rzslider{position:relative;display:inline-block;width:100%;height:4px;margin:35px 0 15px 0;vertical-align:middle;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}rzslider[disabled]{cursor:not-allowed}rzslider[disabled] .rz-pointer{cursor:not-allowed;background-color:#d8e0f3}rzslider span{position:absolute;display:inline-block;white-space:nowrap}rzslider .rz-base{width:100%;height:100%;padding:0}rzslider .rz-bar-wrapper{left:0;z-index:1;width:100%;height:32px;padding-top:16px;margin-top:-16px;box-sizing:border-box}rzslider .rz-bar-wrapper.rz-draggable{cursor:move}rzslider .rz-bar{left:0;z-index:1;width:100%;height:4px;background:#d8e0f3;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}rzslider .rz-bar.rz-selection{z-index:2;background:#0db9f0;-webkit-border-radius:2px;-moz-border-radius:2px;border-radius:2px}rzslider .rz-pointer{top:-14px;z-index:3;width:32px;height:32px;cursor:pointer;background-color:#0db9f0;-webkit-border-radius:16px;-moz-border-radius:16px;border-radius:16px}rzslider .rz-pointer:after{position:absolute;top:12px;left:12px;width:8px;height:8px;background:#fff;-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;content:''}rzslider .rz-pointer:hover:after{background-color:#fff}rzslider .rz-pointer.rz-active:after{background-color:#451aff}rzslider .rz-bubble{bottom:16px;padding:1px 3px;color:#55637d;cursor:default}rzslider .rz-bubble.rz-selection{top:16px}rzslider .rz-bubble.rz-limit{color:#55637d}rzslider .rz-ticks{position:absolute;top:-3px;left:0;z-index:1;display:-webkit-flex;display:-ms-flexbox;display:flex;width:100%;height:0;padding:0 11px;margin:0;list-style:none;box-sizing:border-box;-webkit-justify-content:space-between;-ms-flex-pack:justify;justify-content:space-between}rzslider .rz-ticks .tick{width:10px;height:10px;text-align:center;cursor:pointer;background:#d8e0f3;border-radius:50%}rzslider .rz-ticks .tick.selected{background:#0db9f0}rzslider .rz-ticks .tick .tick-value{position:absolute;top:-30px;transform:translate(-50%,0)}rzslider.vertical{position:relative;width:4px;height:100%;padding:0;margin:0 20px;vertical-align:baseline}rzslider.vertical .rz-base{width:100%;height:100%;padding:0}rzslider.vertical .rz-bar-wrapper{top:auto;left:0;width:32px;height:100%;padding:0 0 0 16px;margin:0 0 0 -16px}rzslider.vertical .rz-bar{bottom:0;left:auto;width:4px;height:100%}rzslider.vertical .rz-pointer{top:auto;bottom:0;left:-14px!important}rzslider.vertical .rz-bubble{bottom:0;left:16px!important;margin-left:3px}rzslider.vertical .rz-bubble.rz-selection{top:auto;left:16px!important}rzslider.vertical .rz-ticks{top:0;left:-3px;z-index:1;width:0;height:100%;padding:11px 0;-webkit-flex-direction:column-reverse;-ms-flex-direction:column-reverse;flex-direction:column-reverse}rzslider.vertical .rz-ticks .tick{vertical-align:middle}rzslider.vertical .rz-ticks .tick .tick-value{top:auto;right:-30px;transform:translate(0,-28%)}
\ No newline at end of file

src/rzslider.js

@@ -497,7 +497,7 @@
         if (!this.range)
           this.maxH.css('display', 'none');
         else
-          this.maxH.css('display', null);
+          this.maxH.css('display', '');
 
         this.alwaysHide(this.flrLab, this.options.showTicksValues || this.options.hideLimitLabels);
         this.alwaysHide(this.ceilLab, this.options.showTicksValues || this.options.hideLimitLabels);