$(document).ready(function(){
	
		var lastShown = -1;
		var speed = 700;
		var pause = 20000;
		
		function showNext() {
			
			// hide first
			if( lastShown != - 1 ) {
				$(".highlight").eq( lastShown ).hide( speed, function() {
					
					// show item
					lastShown++;
					if( lastShown >= $(".highlight").length ) {
						lastShown = 0;
					}
		
					$(".highlight").eq( lastShown ).show();
					
				} );
			}
			
			else {
				lastShown = 0;
				$(".highlight").eq( lastShown ).show();
			}
			
		}
		
		showNext();
		
		interval = setInterval(showNext, pause);
	});