Bug 315035 [Automation][Regression]Error happened while merge cells in grid when preview as pdf/ppt/ps
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/nLayout/area/impl/TableLayout.java
}
			}
			else
			{
				int oh = cell.getHeight( );
				cell.setHeight( height );
				if ( oh != height )
				{
					verticalAlign( cell );
				}
			}
			i = i + cell.getColSpan( ) - 1;
		}
		row.setHeight( height );
		return dValue;
	}
	public int resolveBottomBorder( )
	{
		if ( rows.size( ) == 0 )
		{
			return 0;
		}
		RowArea row = (RowArea) rows.getCurrent( );
		int result = 0;
		int width = 0;
		for ( int i = startCol; i <= endCol; i++ )
		{
			CellArea cell = row.getCell( i );
			if ( cell == null )
			{