jQuery(function(){  
  jQuery('.feature_box').showFeatureText();    
})

jQuery.fn.showFeatureText = function() {
  return this.each(function(){    
    var box = jQuery(this);
    var text = jQuery('p',this);    

    text.css({ position: 'absolute', top: '0px' }).hide();

    box.hover(function(){
      text.slideDown("fast");
    },function(){
      text.slideUp("fast");
    });

  });
}