Index: lib/OpenLayers/Format/KML.js
===================================================================
--- lib/OpenLayers/Format/KML.js	(revision 12171)
+++ lib/OpenLayers/Format/KML.js	(working copy)
@@ -1222,12 +1222,6 @@
      * {DOMElement}
      */
     buildGeometryNode: function(geometry) {
-        if (this.internalProjection && this.externalProjection && 
-            !(geometry instanceof OpenLayers.Geometry.Collection)) {
-            geometry = geometry.clone();
-            geometry.transform(this.internalProjection, 
-                               this.externalProjection);
-        }                       
         var className = geometry.CLASS_NAME;
         var type = className.substring(className.lastIndexOf(".") + 1);
         var builder = this.buildGeometry[type.toLowerCase()];
@@ -1412,12 +1406,12 @@
             var parts = new Array(numPoints);
             for(var i=0; i<numPoints; ++i) {
                 point = points[i];
-                parts[i] = point.x + "," + point.y;
+                parts[i] = this.buildCoordinates(point);
             }
             path = parts.join(" ");
         } else {
             // Point
-            path = geometry.x + "," + geometry.y;
+            path = this.buildCoordinates(geometry);
         }
         
         var txtNode = this.createTextNode(path);
@@ -1425,6 +1419,24 @@
         
         return coordinatesNode;
     },    
+    
+    /**
+     * Method: buildCoordinates
+     *
+     * Parameters:
+     * point - {<OpenLayers.Geometry.Point>}
+     *
+     * Returns
+     * {String} a coordinate pair
+     */
+    buildCoordinates: function(point) {
+        if (this.internalProjection && this.externalProjection) {
+            point = point.clone();
+            point.transform(this.internalProjection, 
+                               this.externalProjection);
+        }
+        return point.x + "," + point.y;                     
+    },
 
     CLASS_NAME: "OpenLayers.Format.KML" 
 });