$(document).ready(function(){
 //To switch directions up/down and left/right just place a "-" in front of the top/left attribute

 //Caption Sliding (Partially Hidden to Visible)
 $('.boxgrid.caption').hover(function(){
 $(".cover", this).stop().animate({bottom:'0px'},{queue:false,duration:160});
 }, function() {
 $(".cover", this).stop().animate({bottom:'-100px'},{queue:false,duration:160});
 });
 });