%button.graph-button{"ng-class" => "{open: tt_isOpen}"}
  / %i.ofn-i_058-graph

%button.graph-button{"ng-class" => "{open: tt_isOpen}", type: 'button'}
  / %i.ofn-i_058-graph

Fix issue with button submitting form instead of opening popup
Fix issue with button submitting form instead of opening popup
