begin
if (aTabIdx <> fActiveTabIdx) then
begin
fActiveTabIdx := aTabIdx;
if (aTabIdx <> TABIDX_NONE) then
begin
if not TABS_Window.Visible then
begin
TABS_Window.Show;
end;
TABS_Window.ActiveTabIndex := aTabIdx;
end
else
begin
TABS_Window.Hide;
end;
end;
if CGIsCallBackProcessing then
TABS_Window.AjaxReRender(true,true);
end;