rmance details"><i class="icon-expand"></i><span>Expand all</span></button>
                <button class="btn btn-default" data-bind="click: collapseAll, visible: !canExpandAll(), enable: hasAnyData" title="Collapse all tasks performance details"><i class="icon-collapse"></i><span>Collapse all</span></button>
                <button class="btn btn-default" data-bind="click: exportAsJson, enable: hasAnyData, visible: !isImport()" title="Export current tasks graph to a file">
                    <i class=