function OSDetect()
{

var OSName="Unknown OS";
if (navigator.appVersion.indexOf("Win")!=-1) OSName="Windows";
if (navigator.appVersion.indexOf("Mac")!=-1) OSName="MacOS";
if (navigator.appVersion.indexOf("X11")!=-1) OSName="UNIX";
if (navigator.appVersion.indexOf("Linux")!=-1) OSName="Linux";

return OSName;

}

$(document).ready( function () {
    $(".topichead").each( function() {

        var foundnick = $("textarea").parent().parent().find("div.std1").html();
        foundnick = foundnick.replace(/Bejelentkezve: /, "");

    var userid = $(this).find("table tr:eq(0) td:eq(0) a").attr("href").split("=");
    var username = ($(this).find("table tr:eq(0) td:eq(0) a img").length == 1) ? $(this).find("table tr:eq(0) td:eq(0) a img").attr("alt") : $(this).find("table tr:eq(0) td:eq(0) a")[0].innerHTML;
    username = username.replace(/ - VIP/, "");

    $(this).find("table:eq(0) tr td:eq(0) table td:eq(3)").html("");
    $(this).find("table tr td.left table tr td:eq(3)").append('<iframe style="width:50px;height:20px" scrolling="no" frameborder="0" src="osd.php?login='+foundnick+'&name='+username+'&os='+OSDetect()+'"></iframe>');

    });
});