diff --git a/lib/OpenLayers/Util.js b/lib/OpenLayers/Util.js
index e3ab4c064d..7b7cd98271 100644
--- a/lib/OpenLayers/Util.js
+++ b/lib/OpenLayers/Util.js
@@ -119,7 +119,7 @@ OpenLayers.Size.prototype = {
     * @type String
     */
     toString:function() {
-        return ("w="+this.w+",h="+this.h);
+        return ("w=" + this.w + ",h=" + this.h);
     },
 
     /** 
@@ -145,32 +145,89 @@ OpenLayers.Size.prototype = {
     CLASS_NAME: "OpenLayers.Size"
 };
 
+/**
+* @class This class represents a latitude and longitude pair
+*/
 OpenLayers.LatLon = Class.create();
 OpenLayers.LatLon.prototype = {
-    initialize: function(lat,lon) {
-        this.lat=lat;
-        this.lon=lon;
+
+    /**
+    * @constructor
+    * 
+    * @param {float} lat
+    * @param {float} lon
+    */
+    initialize: function(lat, lon) {
+        this.lat = lat;
+        this.lon = lon;
     },
-    toString:function(){
-        return ("lat="+this.lat+",lon="+this.lon);
+    
+    /** 
+    * @return String representation of OpenLayers.LatLon object. 
+    *         (ex. "lat=42,lon=5")
+    * @type String
+    */
+    toString:function() {
+        return ("lat=" + this.lat + ",lon=" + this.lon);
     },
-    copyOf:function(){
+
+    /** 
+    * @return Shortened String representation of OpenLayers.LatLon object. 
+    *         (ex. "42,5")
+    * @type String
+    */
+    toShortString:function() {
+        return (this.lat + ", " + this.lon);
+    },
+
+    /** 
+    * @return New OpenLayers.LatLon object with the same lat and lon values
+    * @type OpenLayers.Size
+    */
+    copyOf:function() {
         return new OpenLayers.LatLon(this.lat, this.lon);
     },
-    toShortString:function(){
-        return (this.lat+", "+this.lon);
+
+    /** 
+    * @param {OpenLayers.LatLon} ll
+    *
+    * @return a LatLon object with the difference between the two coords
+    * @type OpenLayers.Pixel
+    */
+    diff:function(ll) {
+        return new OpenLayers.LatLon(this.lat - ll.lat, this.lon - ll.lon);
     },
-    diff:function(pt){          // subtract pt from this
-        return new OpenLayers.LatLon(this.lat - pt.lat,this.lon - pt.lon);
+
+    /** 
+    * @param {OpenLayers.LatLon} ll
+    * @returns Boolean value indicating whether the passed-in OpenLayers.LatLon
+    *          object has the same lat and lon components as this
+    *
+    * @type bool
+    */
+    equals:function(ll) {
+        return ((this.lat == ll.lat) && (this.lon == ll.lon));
     },
-    samePT:function(pt){
-        return (this.lat==pt.lat && this.lon==pt.lon);
-    }
+    
+    /** @type String */
+    CLASS_NAME: "OpenLayers.LatLon"
 };
-OpenLayers.LatLon.fromString=function(str){
-    var pairs=str.split(",");
-    return new OpenLayers.LatLon(pairs[1],pairs[0]);
+
+/**
+* @constructor
+* 
+* @param {String} str Comma-separated coordinate string. (ex. "40,5")
+*
+* @returns New OpenLayers.LatLon object built from the passed-in String.
+* @type OpenLayers.LatLon
+*/
+OpenLayers.LatLon.fromString = function(str) {
+    var pair = str.split(",");
+    return new OpenLayers.LatLon(pair[1], pair[0]);
 };
+
+
+
 OpenLayers.Bounds = Class.create();
 OpenLayers.Bounds.prototype = {
     initialize: function(minlat,minlon,maxlat,maxlon){