Bug 166734 Target is opened in the new window even choose the same window when preview in PDF [00]
Description: Target is opened in the new window even choose the same window. Build number: 2.1.2.v20061205-0710 Steps to reproduce: 1. New a report target.rptdesign, insert several items. 2. Preview it in Web Viewer. 3. New a report, insert a label 4. Select the label, select Property Editor->Hyperlink, Tick Drill-through 5. In step1, tick report document, select target.rptdocument from your folder. In step4, tick Same Window. 6. Preview report in PDF, click the link. Expected result: Target is opened in the same window. Actual result: Target is opened in the new window. Error log: N/A
engine/org.eclipse.birt.report.engine.emitter.pdf/src/org/eclipse/birt/report/engine/emitter/pdf/PDFEmitter.java
* @return				the PDF Y coordinate
		 */
		private float layoutAreaY2PDFEx (int layoutY, int areaHeight, float containerHeight)
		{
			return containerHeight - pdfMeasure(layoutY) - pdfMeasure(areaHeight);
		}
	    
		/**
		 * Sets current area as a bookmark. 
		 * If the current area does NOT contain any bookmark info,
		 * this method does nothing.
		 * 
		 * @param area			the area which may need to be marked. 
		 * @param curPos 		the position, relative to the page, of the area's container.
		 */
		private void makeBookmark(IArea area, ContainerPosition curPos) 
		{
			IContent content = area.getContent();
			if( null != content )
			{
				int areaY = curPos.y + area.getY();
				String bookmark = content.getBookmark();
				if (null != bookmark)
				{
					cb.localDestination( bookmark, new PdfDestination(
							PdfDestination.XYZ, -1, layoutPointY2PDF(areaY), 0));
				}
			}
		}