diff --git a/lib/OpenLayers/BaseTypes.js b/lib/OpenLayers/BaseTypes.js
index c2c22cc5a6..7ac2c5c066 100644
--- a/lib/OpenLayers/BaseTypes.js
+++ b/lib/OpenLayers/BaseTypes.js
@@ -491,17 +491,21 @@ OpenLayers.Bounds.prototype = {
             inclusive = true;
         }
         var inBottom = (bounds.bottom == this.bottom && bounds.top == this.top) ?
-                    true : (bounds.bottom > this.bottom) && (bounds.bottom < this.top); 
+                    true : (((bounds.bottom > this.bottom) && (bounds.bottom < this.top)) || 
+                           ((this.bottom > bounds.bottom) && (this.bottom < bounds.top))); 
         var inTop = (bounds.bottom == this.bottom && bounds.top == this.top) ?
-                    true : (bounds.top > this.bottom) && (bounds.top < this.top); 
+                    true : (((bounds.top > this.bottom) && (bounds.top < this.top)) ||
+                           ((this.top > bounds.bottom) && (this.top < bounds.top))); 
         var inRight = (bounds.right == this.right && bounds.left == this.left) ?
-                    true : (bounds.right > this.left) && (bounds.right < this.right); 
+                    true : (((bounds.right > this.left) && (bounds.right < this.right)) ||
+                           ((this.right > bounds.left) && (this.right < bounds.right))); 
         var inLeft = (bounds.right == this.right && bounds.left == this.left) ?
-                    true : (bounds.left > this.left) && (bounds.left < this.right); 
+                    true : (((bounds.left > this.left) && (bounds.left < this.right)) || 
+                           ((this.left > bounds.left) && (this.left < bounds.right))); 
 
         return (this.containsBounds(bounds, true, inclusive) ||
                 bounds.containsBounds(this, true, inclusive) ||
-                (inTop || inBottom ) && (inLeft || inRight ));
+                ((inTop || inBottom ) && (inLeft || inRight )));
     },
     
     /**
diff --git a/tests/test_Bounds.html b/tests/test_Bounds.html
index 77d20b4fb6..cc5d84af4b 100644
--- a/tests/test_Bounds.html
+++ b/tests/test_Bounds.html
@@ -108,7 +108,7 @@
      }
 
      function test_08a_Bounds_intersectsBounds(t) {
-         t.plan( 16 );
+         t.plan( 17 );
 
         var aBounds = new OpenLayers.Bounds(-180, -90, 180, 90);
 
@@ -118,6 +118,7 @@
         t.eq( aBounds.intersectsBounds(bBounds),        true, "(" + aBounds.toBBOX() + ") correctly intersects (" + bBounds.toBBOX() + ")" );
         t.eq( aBounds.intersectsBounds(bBounds, true),  true, "(" + aBounds.toBBOX() + ") correctly intersects (" + bBounds.toBBOX() + "), inclusive is true" );
         t.eq( aBounds.intersectsBounds(bBounds, false), true, "(" + aBounds.toBBOX() + ") correctly intersects (" + bBounds.toBBOX() + "), inclusive is false" );
+        t.eq( aBounds.intersectsBounds(cBounds, false), true, "aBounds with cBounds adjusted one degree left passes intersect bounds. (3 sides match, 1 side different)." );
         t.eq( cBounds.intersectsBounds(aBounds, false), true, "cBounds with aBounds adjusted one degree left passes intersect bounds. (3 sides match, 1 side different)." );
 
         //outside