         //  GridLayout Cover Methods, Properties
         //
         //--------------------------------------------------------------------------
-		
+        
         /**
          *  @copy spark.components.supportClasses.GridLayout#getVisibleRowIndices()
          *  

         * 
         *  <p>If <code>variableRowHeight</code> is <code>false</code>, 
         *  the default value of this property is the maximum preferred height
         *  of the per-column renderers created for the typicalItem.
         * 
         *  @langversion 3.0
         *  @playerversion Flash 10

        [Bindable("typicalItemChanged")]
        
        /**
         *  The grid's layout ensures that columns whose width is not specified will be wide
         *  enough to display an item renderer for this default dataProvider item.  If a typical
         *  item is not specified, then the first dataProvider item is used.
         * 
         *  <p>Restriction: if the <code>typicalItem</code> is an IVisualItem, it must not 
         *  also be a member of the data Provider.</p>
