diff --git a/lib/OpenLayers/Util.js b/lib/OpenLayers/Util.js
index f651cff0e8..78d769cdb2 100644
--- a/lib/OpenLayers/Util.js
+++ b/lib/OpenLayers/Util.js
@@ -525,7 +525,7 @@ Array.prototype.clear = function() {
 * zIndex is NOT set
 *
 * @param {String} id - HTML ID of new element, if empty something is made up
-* @param {OpenLayers.Pixel} pt - x,y point if missing 0,0 is used
+* @param {OpenLayers.Pixel} px - x,y point if missing 0,0 is used
 * @param {OpenLayers.Size} sz - size else size of parent is used
 * @param {String} overflow - behavior of clipped/overflow content
 * @param {String} img - background image url
@@ -534,12 +534,12 @@ Array.prototype.clear = function() {
 * @returns A DOM Div created with the specified attributes.
 * @type DOMElement
 */
-OpenLayers.Util.createDiv = function(id, pt, sz, overflow, img, position) {
+OpenLayers.Util.createDiv = function(id, px, sz, overflow, img, position) {
     var x,y,w,h;
 
-    if (pt) {
-        x = pt.x;
-        y = pt.y;
+    if (px) {
+        x = px.x;
+        y = px.y;
     } else {
         x = y = 0;
     }