javascript - How to dynamically change the position of an absolute tooltip base on the target element -

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i trying make tooltip shows table (in example below used large amount of text). i've wanted change position of tooltip when hover on target element @ corner of screen.

here fiddle

$("strong").on("mouseover", function(){ var $this = $(this), strongtext = $this.text(); $tooltipcontainer.show(); $tooltipcontainer.append('<span>'+ strongtext + '</span>'); }).on("mousemove", function(mousepos){...

you can change mousemove code little update top position if overlap there below. check demo - fiddle

on("mousemove", function(mousepos){     var overlap = mousepos.pagey + possrolly + $tooltipcontainer.height() - $(window).height() - $(window).scrolltop();     $tooltipcontainer.css({         left: mousepos.pagex,         top: mousepos.pagey + possrolly - ( overlap > 0 && overlap )     }); })

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