function next_current(){

    var element = $("#newsfeed .current");
    var next = $("#newsfeed .current + li");
    $(next).addClass("current");
    $(element).removeClass("current");

    $(element).clone().appendTo("#newsfeed ul");
};

function roll(){
    var next_news = $("#newsfeed .current").outerWidth(true);
    $("#newsfeed ul").animate({"left": "-=" + next_news + "px"}, next_news*14, "linear", next_current());
};

function remove(){
    $("#newsfeed ul li:first").remove();
};

$(document).ready(function(){
$("#newsfeed").show();
$("#newswindow").ajaxSuccess(function(html, request, settings){
    $(this).append(request.responseText);
    $("#newsfeed ul li:first").addClass("current");
    $("#newsfeed ul").animate({"left": "0px"}, 680*14, "linear", setInterval("roll()", '5000'));
 });

});