Incrémenter une valeur automatiquement

<div id="champ_text">0</div>

$(document).ready(function() {
	var old_nbPoint = 0;
	var nbPoint = 100;
	jQuery({someValue: old_nbPoint}).animate({someValue: nbPoint}, {
	    duration: 10000,
	    easing:'swing',
	    step: function() {
	        $('#champ_text').text(Math.ceil(this.someValue) + " points");
	    }
	});
});