 import org.apache.flex.html.beads.controllers.ItemRendererMouseController;
 import org.apache.flex.html.beads.controllers.EditableTextKeyboardController;
 import org.apache.flex.html.beads.controllers.ListSingleSelectionMouseController;
+import org.apache.flex.html.beads.layouts.BasicLayout;
 import org.apache.flex.html.beads.layouts.VerticalLayout;
 import org.apache.flex.html.beads.models.ArraySelectionModel;
 import org.apache.flex.html.beads.models.SingleLineBorderModel;
 import org.apache.flex.html.beads.models.TextModel;
 import org.apache.flex.html.beads.models.ToggleButtonModel;
 import org.apache.flex.html.beads.models.ValueToggleButtonModel;
+import org.apache.flex.html.beads.models.ViewportModel;
+import org.apache.flex.html.supportClasses.ContainerContentArea;
 import org.apache.flex.html.supportClasses.DropDownListList;
 import org.apache.flex.html.supportClasses.DataGroup;
 import org.apache.flex.html.supportClasses.ScrollingViewport;
+import org.apache.flex.html.supportClasses.Viewport;
 import org.apache.flex.html.supportClasses.StringItemRenderer;
 import org.apache.flex.net.HTTPService;
 import org.apache.flex.collections.parsers.JSONInputParser;

                iBeadView:  ListView,
                iBeadController: ListSingleSelectionMouseController,
                iBeadLayout: VerticalLayout,
                iDataGroup: DataGroup,
                iDataProviderItemRendererMapper: TextItemRendererFactoryForArrayData,
	    		IViewport: ScrollingViewport,
                iItemRendererClassFactory: ItemRendererClassFactory,
                iItemRenderer: StringItemRenderer
            }

            iBeadView:  ListView,		
            iBeadController: ListSingleSelectionMouseController,
            iBeadLayout: VerticalLayout,
            iContentView: DataGroup,
            iDataProviderItemRendererMapper: DataItemRendererFactoryForArrayData,
			iViewport: ScrollingViewport,
			iViewportModel: ViewportModel,
            iItemRendererClassFactory: ItemRendererClassFactory,
            iItemRenderer: StringItemRenderer
        };
