Bug 196105 There is an extra red square when preview the attached design file in ppt[1205]
Description: There is an extra red square when preview the attached design file in ppt. Build number: 2.2.1.v20070711-0630 Steps to reproduce: 1.Open attached report design 2.Preview in PPT Expected reuslt: The report is previewed correctly. Actual result: See the screenshot. Error log: N/A
engine/org.eclipse.birt.report.engine.emitter.ppt/src/org/eclipse/birt/report/engine/emitter/ppt/PPTWriter.java
*            positioned
	 * @param width
	 *            the width of the background dimension
	 * @param height
	 *            the height of the background dimension
	 * @param positionX
	 *            the offset X percentage relating to start X
	 * @param positionY
	 *            the offset Y percentage relating to start Y
	 * @param repeat
	 *            the background-repeat property
	 * @param xMode
	 *            whether the horizontal position is a percentage value or not
	 * @param yMode
	 *            whether the vertical position is a percentage value or not
	 */
	public void drawBackgroundImage( String imageURI, double x, double y,
			double width, double height, double positionX, double positionY,
			String repeat )
	{
		
		if ( imageURI == null || imageURI.length( ) == 0 )
		{
			return;
		}
		byte[] imageData = null;
		try
		{
			InputStream imageStream = new URL( imageURI ).openStream( );
			imageData = new byte[imageStream.available( )];