$(document).ready(function() {
  function slideUp(){ $(this).find('div').animate({"top":-100},150)}
  function slideDown(){ $(this).find('div').animate({"top":0},150)}
  
  $(".slider").hoverIntent({
    over: slideUp,
    out: slideDown,
    timeout: 250,
    sensitivity: 15,
    interval: 75
  });
});