var loadedobjects = ""
var rootdomain = "http://" + window.location.hostname

function loader(id) {
    var newdiv = document.createElement("div");
    newdiv.innerHTML = '<div style="height: 200px; margin: auto; "><img alt="loader" src="loader.gif"/></div>';
    var container = document.getElementById(id);
    while (container.firstChild) {
        container.removeChild(container.firstChild);
    }
    container.appendChild(newdiv);
}

function controllo(base) {
    var container = document.getElementById("controllo");
    if (container == null) {
        if (base != null) {
            location.href = base + "?onLoad=JavaScript:ajaxpage('" + location.pathname + "?" + location.search + "','pagina')";
        }
        else
        {
            location.href = "Redirezione.aspx?percorso="+location.pathname+"&parametri="+location.search;
        }
    }
}

function ajaxpage(url, containerid) {
    var page_request = false
    if (url != "undefined.aspx") {
        if (window.XMLHttpRequest) // if Mozilla, Safari etc
            page_request = new XMLHttpRequest()
        else if (window.ActiveXObject) { // if IE
            try {
                page_request = new ActiveXObject("Msxml2.XMLHTTP")
            }
            catch (e) {
                try {
                    page_request = new ActiveXObject("Microsoft.XMLHTTP")
                }
                catch (e) { }
            }
        }
        else
            return false
        page_request.onreadystatechange = function() {
            loader(containerid);
            loadpage(page_request, containerid)

        }
        page_request.open('GET', url, true)
        page_request.send(null)
    }
}

function loadpage(page_request, containerid) {
    if (page_request.readyState == 4 && (page_request.status == 200 || window.location.href.indexOf("http") == -1)) {
        var newdiv = document.createElement("div");
        newdiv.innerHTML = page_request.responseText;
        var container = document.getElementById(containerid);
        while (container.firstChild) {
            container.removeChild(container.firstChild);
        }
        container.appendChild(newdiv);
    }
}

function removeAjaxPage(containerId, html) {
    var container = document.getElementById(containerId);
    while (container.firstChild) {
        container.removeChild(container.firstChild);
    }
}

function loadobjs() {
    if (!document.getElementById)
        return
    for (i = 0; i < arguments.length; i++) {
        var file = arguments[i]
        var fileref = ""
        if (loadedobjects.indexOf(file) == -1) { //Check to see if this object has not already been added to page before proceeding
            if (file.indexOf(".js") != -1) { //If object is a js file
                fileref = document.createElement('script')
                fileref.setAttribute("type", "text/javascript");
                fileref.setAttribute("src", file);
            }
            else if (file.indexOf(".css") != -1) { //If object is a css file
                fileref = document.createElement("link")
                fileref.setAttribute("rel", "stylesheet");
                fileref.setAttribute("type", "text/css");
                fileref.setAttribute("href", file);
            }
        }
        if (fileref != "") {
            document.getElementsByTagName("head").item(0).appendChild(fileref)
            loadedobjects += file + " " //Remember this object as being already added to page
        }
    }
}