code: protected final void createPageVisitHistory(final String pageName, final String pageId,
  			final VerticalLayout panelContent) {
  
  		final TabSheet tabsheet = new TabSheet();
  		tabsheet.setWidth(100, Unit.PERCENTAGE);
  		tabsheet.setHeight(100, Unit.PERCENTAGE);
  
  		panelContent.addComponent(tabsheet);
  		panelContent.setExpandRatio(tabsheet, ContentRatio.LARGE);
  
  		final HorizontalLayout tabContentPageItemRankHistory = new HorizontalLayout();
  		tabContentPageItemRankHistory.setWidth(100, Unit.PERCENTAGE);
  		tabContentPageItemRankHistory.setHeight(100, Unit.PERCENTAGE);
  		final Tab tabPageItemRankHistory = tabsheet.addTab(tabContentPageItemRankHistory);
  
  		tabPageItemRankHistory.setCaption(CURRENT_PAGE_VISIT_HISTORY);
  		adminChartDataManager.createApplicationActionEventPageElementDailySummaryChart(tabContentPageItemRankHistory,
  				pageName, pageId);
  
  		final HorizontalLayout tabContentPageModeSummary = new HorizontalLayout();
  		tabContentPageModeSummary.setWidth(100, Unit.PERCENTAGE);
  		tabContentPageModeSummary.setHeight(100, Unit.PERCENTAGE);
  		final Tab tabPageModeSummary = tabsheet.addTab(tabContentPageModeSummary);
  		tabPageModeSummary.setCaption(GENERAL_PAGE_MODE_PAGE_VISIT);
  
  		adminChartDataManager.createApplicationActionEventPageModeDailySummaryChart(tabContentPageModeSummary,
  				pageName);
  
  	}
docs: Creates the page visit history.
  
  @param pageName
  the page name
  @param pageId
  the page id
  @param panelContent
  the panel content