Fix #829

Author: jmerle

.gitignore

@@ -8,3 +8,5 @@ public/fonts
 public/docs/**/*
 !public/docs/docs.json
 !public/docs/**/index.json
+.idea
+log

assets/javascripts/views/sidebar/sidebar.coffee

@@ -28,7 +28,7 @@ class app.views.Sidebar extends app.View
 
     app.on 'ready', @onReady
 
-    $.on document.documentElement, 'mouseleave', (event) => @display() if event.clientX < 10
+    $.on document.documentElement, 'mouseleave', (event) => @display() unless event.clientX <= 0
     $.on document.documentElement, 'mouseenter', => @resetDisplay(forceNoHover: false)
     return