function() {
        var wrap = arguments[0],
            items = this.getLayoutItems(),
            index = Ext.Array.indexOf(items, this.activeItem);
            
        return items[index + 1] || (wrap ? items[0] : false);
    }
function() {
        var wrap = arguments[0],
            items = this.getLayoutItems(),
            index = Ext.Array.indexOf(items, this.activeItem);
            
        return items[index + 1] || (wrap ? items[0] : false);
    }
function ( ) { var wrap = arguments [ 0 ] , items = this . getLayoutItems ( ) , index = Ext . Array . indexOf ( items , this . activeItem ) ; return items [ index + 1 ] || ( wrap ? items [ 0 ] : false ) ; }
Return the active (visible) component in the layout to the next card
@returns {Ext.Component} The next component or false.
Return the active ( visible ) component in the layout to the next card