Bug 190981 The image id of image in different pages are the same
The id of image generated by the same report item (such as chart) are the same, thought the image contents are in different pages.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/presentation/LocalizedContentVisitor.java
}
		return text;
	}
	public Object visitImage( IImageContent image, Object value )
	{
		handleOnRender( image );
		processImage( image );
		return image;
	}
	protected void processImage( IImageContent image )
	{
		String altText = localize( image, image.getAltTextKey( ), image.getAltText( ) );
		image.setAltText( altText );
		String helpText = localize( image, image.getHelpKey( ), image.getHelpText( ) );
		image.setHelpText( helpText );
	}
	/**
	 * handle the template result.
	 * 
	 * @param foreignContent
	 */
	protected void processTemplateContent( IForeignContent foreignContent )
	{
		assert IForeignContent.TEMPLATE_TYPE.equals( foreignContent
				.getRawType( ) );
		if ( foreignContent.getGenerateBy( ) instanceof TextItemDesign )
		{
			TextItemDesign design = (TextItemDesign) foreignContent
					.getGenerateBy( );
			String text = null;