diff --git a/lib/OpenLayers/Popup/Anchored.js b/lib/OpenLayers/Popup/Anchored.js
index c0cd89daca..c7851c2de6 100644
--- a/lib/OpenLayers/Popup/Anchored.js
+++ b/lib/OpenLayers/Popup/Anchored.js
@@ -185,10 +185,10 @@ OpenLayers.Popup.Anchored =
         var size = this.size || this.contentSize;
 
         var top = (this.relativePosition.charAt(0) == 't');
-        newPx.y += (top) ? -size.h : this.anchor.size.h;
+        newPx.y += (top) ? -(size.h + this.anchor.size.h) : this.anchor.size.h;
         
         var left = (this.relativePosition.charAt(1) == 'l');
-        newPx.x += (left) ? -size.w : this.anchor.size.w;
+        newPx.x += (left) ? -(size.w + this.anchor.size.w) : this.anchor.size.w;
 
         return newPx;   
     },