Bug 134444 Locale setting lost when change current page with internal bookmark
Description: Locale setting lost when change current page with internal bookmark Steps to reproduce: 1. Insert two labels 2. Add bookmark in the first label 3. In the second label,set internal bookmark link to the first label, set page-break-before to always. 4. In preference, set Locale to a different locale. 5. Preview in Web Viewer, go to the second page and click the link. Expected result: Locale setting in webaddress keeps unchanged. Actual result: After click the link, Locale setting lost in webaddress.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/service/ViewerHTMLActionHandler.java
/**
	 * builds URL for drillthrough action
	 * 
	 * @param action
	 *            instance of the IAction instance
	 * @param context
	 *            the context for building the action string
	 * @return a URL
	 */
	protected String buildDrillAction( IAction action, Object context )
	{
		String baseURL = null;
		if ( context != null && context instanceof HTMLRenderContext )
		{
			baseURL = ( (HTMLRenderContext) context ).getBaseURL( );
		}
		StringBuffer link = new StringBuffer( );
		String reportName = action.getReportName( );
		if ( reportName != null && !reportName.equals( "" ) ) 
		{
			String format = action.getFormat( );
			if ( ParameterAccessor.PARAM_FORMAT_PDF.equalsIgnoreCase( format ) )
			{
				link.append( baseURL.replaceFirst( "frameset", "run" ) ); 
			}
			else
			{
				link.append( baseURL );
			}
			link.append( reportName.toLowerCase( )