Change This back, undoing r374.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@377 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Util.js

@@ -683,9 +683,9 @@ OpenLayers.Util.createImage = function(img, sz, xy, position, id, border) {
 * @type DOMElement
 */ 
 OpenLayers.Util.createAlphaImageDiv = function(imgURL, sz, px, position, 
-                                               id, border, divSz) {
+                                               id, border) {
 
-    var div = OpenLayers.Util.createDiv(id, px, (divSz == null ? sz : divSz));
+    var div = OpenLayers.Util.createDiv(id, px, sz);
     var img = OpenLayers.Util.createImage(imgURL, sz, null, "relative",
                                                id + "_innerImage", border);
     div.appendChild(img);