//get Tweet date
var d=new Date(item.created_at); //Default date/time is when the tweet was published
var tweetdate=d.toLocaleDateString(); //rewrite it in a nicer way
//get Tweet time
var t=new Date(item.created_at);
var tweettime=t.toLocaleTimeString().substr(0,5); //rewrite and remove seconds
//pull it together
var timestamp=""+tweetdate+" at "+tweettime+"";