/* pop up the selected popover */ $(document).on('mouseenter', '.poptrigger', function (e) { var pop = $(this).find('.topop'); pop.addClass('popped'); var offset = ($(this).offset().left - pop.offset().left) + 15; $('').appendTo('head'); //pop.css({'': offset + 15, '': offset + 16}) console.log(offset) }); $(document).on('mouseleave', '.poptrigger', function (e) { $('head #pop-offset').remove(); $(this).find('.topop').removeClass('popped'); });