function instantCall(fuoco) {
    if (document.getElementById("cartina"))
        document.getElementById("cartina").style.visibility = "hidden";
    document.getElementById("popup_overlay_callback").style.height = (getPageSize()[1]).toString() + "px"
    document.getElementById("popup_content_callback").style.top = (240 + getScrollY()).toString() + "px"
    document.getElementById("popup_content_callback").style.display = "block"
    document.getElementById("popup_overlay_callback").style.display = "block"
    if (fuoco)
        document.getElementById("ctl00_callback1_txtNome").focus();
}
function closeCallBack() {
    if (document.getElementById("cartina"))
        document.getElementById("cartina").style.visibility = "visible";
    document.getElementById("popup_content_callback").style.display = "none"
    document.getElementById("popup_overlay_callback").style.display = "none"
}