function msAjaxButton(event, field, srcImage, srcImage2, n) {
        var text = $(event).find("img").attr("alt");
        var url = window.location.toString();
        url = url.split("/");
        var myUrl = url[0] + "/";
        for (var i = 1; i < url.length -1 ; i++) {
            myUrl += url[i] + "/";
        }
        // finalni vytvoreni url s pridanim parametru jmena
        myUrl += "msAjaxButton/" + $(event).parent().find("td").eq(n).html() + "/" + field;
        //$(event).append('<img src="/bazartuning/img/canvas.png" />');
        //alert($(event).eq(0).html());
        if (text == "allow") {
            $.ajax({
                type: "POST",
                url: myUrl,
                baforeSend: $(event).find("img").eq(1).removeClass("hiddenCanvas"),
                complete: $(event).find("img").eq(1).addClass("hiddenCanvas")
            });
            $(event).find("img").eq(0).replaceWith('<img src="'+ srcImage +'" alt="disable" />');
        } else {
            $.ajax({
                type: "POST",
                url: myUrl,
                baforeSend: $(event).find("img").eq(1).removeClass("hiddenCanvas"),
                complete: $(event).find("img").eq(1).addClass("hiddenCanvas")
            });
            $(event).find("img").eq(0).replaceWith('<img src="'+ srcImage2 +'" alt="allow" />');
        }
        $(event).ajaxStart(function() {
           $(event).find("img").eq(1).removeClass("hiddenCanvas");
        });
}