--- a/client/js/renderer/scene.js	Tue Jan 13 10:20:01 2015 +0100
+++ b/client/js/renderer/scene.js	Tue Jan 13 10:29:47 2015 +0100
@@ -1303,7 +1303,7 @@
             var foldBinsButton = this.$.find(".Rk-Fold-Bins"),
                 bins = this.renkan.$.find(".Rk-Bins");
             var _this = this,
-            	sizeBef = _this.$.width(),
+            	sizeBef = _this.canvas_$.width(),
             	sizeAft;
             if (bins.position().left < 0) {
                 bins.animate({left: 0},250);
@@ -1311,7 +1311,7 @@
                     var w = _this.$.width();
                     paper.view.viewSize = new paper.Size([w, _this.canvas_$.height()]);
                 });
-                if ((sizeBef -  bins.width()) < bins.width()){
+                if ((sizeBef -  bins.width()) < bins.height()){
                 	sizeAft = sizeBef;
                 } else {
                 	sizeAft = sizeBef - bins.width();