Clarifying docs and removing a bit of lint.

git-svn-id: http://svn.openlayers.org/trunk/openlayers@11020 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

lib/OpenLayers/Handler/Box.js

@@ -43,22 +43,25 @@ OpenLayers.Handler.Box = OpenLayers.Class(OpenLayers.Handler, {
      *
      * Parameters:
      * control - {<OpenLayers.Control>} 
-     * callbacks - {Object} An object containing a single function to be
-     *                          called when the drag operation is finished.
-     *                          The callback should expect to recieve a single
-     *                          argument, the point geometry.
+     * callbacks - {Object} An object with a "done" property whose value is a
+     *     callback to be called when the box drag operation is finished.  
+     *     The callback should expect to recieve a single argument, the box 
+     *     bounds or a pixel. If the box dragging didn't span more than a 5 
+     *     pixel distance, a pixel will be returned instead of a bounds object.
      * options - {Object} 
      */
     initialize: function(control, callbacks, options) {
         OpenLayers.Handler.prototype.initialize.apply(this, arguments);
-        var callbacks = {
-            "down": this.startBox, 
-            "move": this.moveBox, 
-            "out":  this.removeBox,
-            "up":   this.endBox
-        };
         this.dragHandler = new OpenLayers.Handler.Drag(
-                                this, callbacks, {keyMask: this.keyMask});
+            this, 
+            {
+                down: this.startBox, 
+                move: this.moveBox, 
+                out: this.removeBox,
+                up: this.endBox
+            }, 
+            {keyMask: this.keyMask}
+        );
     },
 
     /**