diff --git a/intellihide.js b/intellihide.js
index fb310f4..8fb1e97 100644
--- a/intellihide.js
+++ b/intellihide.js
@@ -344,8 +344,11 @@ var Intellihide = Utils.defineClass({
     },
 
     _revealPanel: function(immediate) {
-        this._panelBox.visible = true;
-        this._dtpPanel.taskbar._shownInitially = false;
+        if (!this._panelBox.visible) {
+            this._panelBox.visible = true;
+            this._dtpPanel.taskbar._shownInitially = false;
+        }
+
         this._animatePanel(0, immediate);
     },