var step = 272;
var timeStep = 1000;

$(document).ready(function(){
	$('a.previous').click(function(){
		$('.featured_listings .container').animate({marginLeft: "+=" + step + "px"}, timeStep);
//        $('#featured_list').animate({marginLeft: "+=705px"}, 1000);
		return false;
	});
	$('a.next').click(function(){
		$('.featured_listings .container').animate({marginLeft: "-=" + step + "px"}, timeStep);
		return false;
	});
});