$(document).ready(function() {
    var count = $(".article img:not(.noSwipebox)").length;
    var i     = 1;
    $(".article img:not(.noSwipebox)").each(function () {
        $(this).wrap("<a href='"+$(this).attr("src")+"' class='swipebox' title='"+i+"/"+count+"'>");
        i++;
    });
});