Get top artist from Last.FM with jQuery

get-top-artist-lastfm.js

loadLastFmArtists = function(user, api, n) {
	n = n || 3;
	$.getJSON("http://ws.audioscrobbler.com/2.0/?method=user.gettopartists&user="+user+"&api_key=+"api+"&format=json&callback=?", 
	function(json) {
		$(json.topartists.artist).each(function(k, v){
			if (k>n) return;
			$("#lastfm_artists").append('<a target="_blank" href="'+v.url+'">'+v.name+"</a>, ");
		});
	});
};