Bug 168305 IsHostPage doesn't work for birt:report tag.[0603]
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/taglib/AbstractViewerTag.java
/**
	 * @param contextRoot
	 *            the contextRoot to set
	 */
	public void setContextRoot( String contextRoot )
	{
		viewer.setContextRoot( contextRoot );
	}
	/**
	 * @param isHostPage
	 *            the isHostPage to set
	 */
	public void setIsHostPage( String isHostPage )
	{
		viewer.setHostPage( Boolean.valueOf( isHostPage ).booleanValue( ) );
	}
	/**
	 * @param scrolling
	 *            the scrolling to set
	 */
	public void setScrolling( String scrolling )
	{
		viewer.setScrolling( scrolling );
	}
	/**
	 * @param position
	 *            the position to set
	 */
	public void setPosition( String position )
	{