var ctrl;
var isbusy = false;
var data;

function Skicka(data, target)
{
    if (isbusy == true)
    {
        setTimeout('Skicka(data)', 500);
        return;
    }

    if (ctrl != null && ctrl.readyState != 0 && ctrl.readyState != 4)
    {
        ctrl.abort();
    }

    isbusy = true;

    try
    {
        ctrl = new XMLHttpRequest();
    }
    catch (error)
    {
        try
        {
            ctrl = new ActiveXObject('Microsoft.XMLHTTP');
        }
        catch (error)
        {
            alert(error);
        }
    }
    ctrl.onreadystatechange = function()
    {
        if (ctrl.readyState == 4)
        {
            if (ctrl.status == 200)
            {
                document.getElementById(target).innerHTML = ctrl.responseText;

                isbusy = false;
            }
        }
    }
    
    ctrl.open('POST', '/webshop/additem', true);

    ctrl.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');

    ctrl.send(data);
}