Bug 193875 we can not get an entir url by IHTMLActionHandler
we can not get an entir url by IHTMLActionHandler, so word emitter dose not write the right url. now hyperlink drill through in word emitter doesn't work.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/utility/ParameterAccessor.java
{
		isInitContext = false;
	}
	/**
	 * 
	 * Check if OS system is windows
	 * 
	 * @return boolean
	 */
	protected static boolean isWindowsPlatform( )
	{
		return System.getProperty( "os.name" ).toLowerCase( ).indexOf( 
				"windows" ) >= 0; 
	}
	/**
	 * Get the resource folder.
	 * 
	 * @param request
	 *            the request to retrieve
	 * @return the resource folder of the request
	 */
	public static String getResourceFolder( HttpServletRequest request )
	{
		String resourceFolder = null;
		
		resourceFolder = getParameter( request, PARAM_RESOURCE_FOLDER );
		
		
		if ( resourceFolder == null || resourceFolder.trim( ).length( ) <= 0 )
			resourceFolder = birtResourceFolder;