window.addEvent('domready', function() {
var large = $(window);
var size = large.getSize();
if ((size.x) < '1280'){
			$('previews').addClass("small");
			$('container').addClass("thin");
		} else {
			$('previews').removeClass("small");
			$('container').removeClass("thin");
		}
		window.onresize=function(){
		var largeagain = $(window);
		var size = largeagain.getSize();
		if ((size.x) < '1280'){
			$('previews').addClass("small");
			$('container').addClass("thin");
		} else {
			$('previews').removeClass("small");
			$('container').removeClass("thin");
		}
		}
 		

});