diff --git a/source/Ox.UI/js/Panel/SlidePanel.js b/source/Ox.UI/js/Panel/SlidePanel.js
index 170d0753..36f4c0dd 100644
--- a/source/Ox.UI/js/Panel/SlidePanel.js
+++ b/source/Ox.UI/js/Panel/SlidePanel.js
@@ -53,6 +53,7 @@ Ox.SlidePanel = function(options, self) {
     }
 
     function updateElements() {
+        Ox.print('UPDATE!!!', self.options.size)
         self.$content.css(getContentCSS());
         self.options.elements.forEach(function(element, index) {
             element.element.css(getElementCSS(index));
@@ -62,9 +63,10 @@ Ox.SlidePanel = function(options, self) {
     that.replaceElement = function(idOrIndex, element) {
         var index = Ox.isNumber(idOrIndex) ? idOrIndex
             : Ox.getIndexById(self.options.elements, idOrIndex);
-        self.options.elements[index].replaceWith(
-            self.options.elements[index] = element.css(getElementCSS())
+        self.options.elements[index].element.replaceWith(
+            self.options.elements[index].element = element.css(getElementCSS(index))
         );
+        return that;
     };
 
     return that;