function AddToMyList(author_name, music_track_id) {
    var url = '/music/add_a_song_to_playlist';
    var pars = 'is_ajax=1&author_username=' + author_name + '&music_track_id=' + music_track_id;

	var myAjax = new Ajax.Request( url, {
	    method: 'get',
	    parameters: pars,
	    onSuccess: function (request) { eval("alert(ZORPIA_JS_LANG."+request.responseText+")"); },
	    onFailure: function () { alert(ZORPIA_JS_LANG.ERROR) }
	} );
}