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( "#" ); 
					}
					else
					{
						link.append( "&__bookmark=" ); 
					}
					link.append( URLEncoder.encode( action.getBookmark( ),
							"UTF-8" ) ); 
				}
				catch ( UnsupportedEncodingException e )
				{
					
				}
			}
		}
		return link.toString( );
	}
	protected void appendReportDesignName( StringBuffer buffer,
			String reportName )
	{
		buffer.append( "?__report=" ); 
		try
		{
			buffer.append( URLEncoder.encode( reportName, "UTF-8" ) ); 
		}
		catch ( UnsupportedEncodingException e1 )
		{
			
		}
	}