Bug 148771 Bottom margin is invalid in PDF & HTML
Details: Bottom margin is invalid Step: 1.New a label. 2.New a data item. 3.New a label again. 4.Set bottom margin as -20 point Actual result: See the attach image
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/layout/area/impl/AbstractArea.java
public IContent getContent( )
	{
		return content;
	}
	
	protected void removeMargin()
	{
		style.setProperty(IStyle.STYLE_MARGIN_LEFT, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_MARGIN_RIGHT, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_MARGIN_TOP, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_MARGIN_BOTTOM, IStyle.NUMBER_0);
	}
	protected void removeBorder()
	{
		style.setProperty(IStyle.STYLE_BORDER_TOP_WIDTH, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_BORDER_BOTTOM_WIDTH, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_BORDER_LEFT_WIDTH, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_BORDER_RIGHT_WIDTH, IStyle.NUMBER_0);
	}
	
	protected void removePadding()
	{
		style.setProperty(IStyle.STYLE_PADDING_LEFT, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_PADDING_RIGHT, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_PADDING_TOP, IStyle.NUMBER_0);
		style.setProperty(IStyle.STYLE_PADDING_BOTTOM, IStyle.NUMBER_0);
	}
	
}