Bug 146709 Dates still do not work from main report to sub reports...
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/api/HTMLActionHandler.java
{
				link.append( baseURL.replaceFirst( "frameset", "run" ) ); 
			}
			else
			{
				link.append( baseURL );
			}
			link
					.append( reportName.toLowerCase( )
							.endsWith( ".rptdocument" ) ? "?__document=" : "?__report=" ); 
			try
			{
				link.append( URLEncoder.encode( reportName, "UTF-8" ) ); 
			}
			catch ( UnsupportedEncodingException e1 )
			{
				
			}
			
			if ( format != null && format.length( ) > 0 )
			{
				link.append( "&__format=" + format ); 
			}
			
			if ( action.getParameterBindings( ) != null )
			{
				Iterator paramsIte = action.getParameterBindings( ).entrySet( )
						.iterator( );
				while ( paramsIte.hasNext( ) )
				{