var getcoords = function(el){ var box = el.getboundingclientrect(), doc = el.ownerdocument, body = doc.body, html = doc.documentelement, clienttop = html.clienttop || body.clienttop || 0, clientleft = html.clientleft || body.clientleft || 0, top = box.top + (self.pageyoffset || html.scrolltop || body.scrolltop ) - clienttop, left = box.left + (self.pagexoffset || html.scrollleft || body.scrollleft) - clientleft return { 'top': top, 'left': left }; };
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