/* ---------------------------- */
/* XMLHTTPRequest Enable */
/* ---------------------------- */
function createObject(){
    var request_type;
    var browser = navigator.appName;
    if (browser == "Microsoft Internet Explorer") {
        request_type = new ActiveXObject("Microsoft.XMLHTTP");
    }
    else {
        request_type = new XMLHttpRequest();
    }
    return request_type;
}

var http = createObject();

/* -------------------------- */
/* SEARCH */
/* -------------------------- */
function searchID(){
    userid = encodeURI(document.getElementById('userid').value);
    document.getElementById('ID_info').style.display = "block";
    document.getElementById('ID_info').innerHTML = "لطفا صبر کنید ... <img src='../images/loader.gif' width='16' height='16' alt='لطفا صبر کنید'/>" ;
    // Set te random number to add to URL request
    nocache = Math.random();
    http.open('get', 'search_userid.php?userid=' + userid + '&nocache = ' + nocache);
    http.onreadystatechange = searchIDReply;
    http.send(null);
}

function searchIDReply(){
    if (http.readyState == 4) {
        var response = http.responseText;
        document.getElementById('ID_info').innerHTML = response;
    }
}