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
{
				ISOString = new String( s.getBytes( UTF_8_ENCODE ),
						ISO_8859_1_ENCODE );
			}
			catch ( UnsupportedEncodingException e )
			{
				ISOString = s;
			}
		}
		return ISOString;
	}
	/**
	 * Convert ISO-8895-1 string into UTF-8.
	 * 
	 * @param s
	 *            ISO-8895-1 string
	 * @return
	 */
	protected static String toUTFString( String s )
	{
		String UTFString = s;
		if ( s != null )
		{
			try
			{
				UTFString = new String( s.getBytes( ISO_8859_1_ENCODE ),
						UTF_8_ENCODE );
			}
			catch ( UnsupportedEncodingException e )
			{