Иззет,
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<style type="text/css">
.visible{
color: #FF0000;
font-size: 24px;
text-decoration: none
}
</style>
</head>
<body>
<a href="#" class="visible">test</a>
<script>
var arr = [1,2,3,4,5]
n = 0;
function slider() {
$('.visible').text(arr[n]).show(500).delay(1500).fadeOut(1000,slider);
n++;
if(n == arr.length) n = 0;
};
slider();
</script>
</body>
</html>