public void go_top()
	{
		if(order.length()>0)
			{
			if(Idx!=null)
				{
				Idx.goTop();
				go_recno( Idx.found ? Idx.sRecno : 0 );
				}
			else 
				{
				Cdx.goTop();
				go_recno( Cdx.found ? Cdx.sRecno : 0 );
				}
			}
		else go_recno(1);
	}