<div ngbNav #nav="ngbNav" [activeId]="activeGraphId" (activeIdChange)="onChartChange($event)" class="nav-tabs">
<ng-container *ngFor="let availableChart of availableCharts" [ngbNavItem]="availableChart.id">
<div ngbNav #nav="ngbNav" [activeId]="activeGraphId" (activeIdChange)="onChartChange($event)" class="nav-tabs">
<ng-container *ngFor="let availableChart of availableCharts" [ngbNavItem]="availableChart.id">