<html>
<body>
<div style="height: 10000px;"></div>
<div style="position: relative;">
   <div id="test2" style="position:absolute; top:-200px;"></div>
   <div style="height: 100px; width: 100px; background: blue;"></div>
</div>
<div style="height: 10000px;"></div>
</body>
</html>