 import mx.containers.utilityClasses.Flex;
 import mx.core.ILayoutElement;
 import mx.core.IVisualElement;
+import mx.core.mx_internal;
 import mx.events.PropertyChangeEvent;
 
 import spark.components.supportClasses.GroupBase;

import spark.layouts.supportClasses.LayoutBase;
import spark.layouts.supportClasses.LayoutElementHelper;
import spark.layouts.supportClasses.LinearLayoutVector;

/**
 *  The VerticalLayout class arranges the layout elements in a vertical sequence,

    public function VerticalLayout():void
    {
        super();
		
		// Don't drag-scroll in the horizontal direction
		dragScrollRegionSizeHorizontal = 0;
    }   
    
    //--------------------------------------------------------------------------
    //
