- * @param {Object} o An object with top, right, bottom, left properties
- * @return {Ext.util.Region} region The region constructed based on the passed object
+ * Creates a Region from a "box" Object which contains four numeric properties <code>top</code>, <code>right</code>, <code>bottom</code> and <code>left</code>.
+ * @param {Object} o An object with <code>top</code>, <code>right</code>, <code>bottom</code> and <code>left</code> properties.
+ * @return {Ext.util.Region} region The Region constructed based on the passed object