* @cfg {String|function} (right|top|bottom|left|auto) placement how it is placed
* @cfg {String} trigger click || hover (or false to trigger manually)
* @cfg {String|Boolean|Roo.Element} add click hander to trigger show over what element
- * - if false|parent, and it has a 'parent' then it will be automatically added to that element
+ * - if false and it has a 'parent' then it will be automatically added to that element
+ * - if string - Roo.get will be called
* @cfg {Number} delay - delay before showing
* @constructor