Bug 150603 [Linux-WS]Can't open new window from the internal preview tab.
Can't open new window from the internal preview tab on Linux OS. Steps to reproduce: 1. New a report, create a link to drill through a report, target new window. 2. Click "Preview" tab to preview report 3. Click the link Expected result: Open a new window, and load the report. Actural result: No effect.
viewer/org.eclipse.birt.report.viewer/birt/WEB-INF/classes/org/eclipse/birt/report/context/ViewerAttributeBean.java
Collection parameterList = getParameterList( );
		
		if ( this.isDesigner
				&& !IBirtConstants.SERVLET_PATH_FRAMESET
						.equalsIgnoreCase( request.getServletPath( ) ) )
			parseConfigVars( request, parameterList );
		
		this.parametersAsString = getParsedParametersAsString( parameterList,
				request, options );
		
		this.parameterDefList = getReportService( ).getParameterDefinitions(
				this.reportDesignHandle, options, false );
		
		if ( documentInUrl )
			this.missingParameter = false;
		else
			this.missingParameter = validateParameters( parameterDefList,
					this.parametersAsString );
		
		this.parametersAsString = getParsedParametersAsStringWithDefaultValue(
				this.parametersAsString, request, options );
		
		this.parameters = (HashMap) getParsedParameters(
				this.reportDesignHandle, parameterList, request, options );
	}
	/**
	 * parse paramenters from config file.
	 * 
	 * @param request
	 *            HttpServletRequest