var req_uri;
function showLoginScreen(ru) {
req_uri = ru;

new Ajax.Updater('content', 'jax/auth.jax.php', {onComplete:focusForm, method:'post', postBody:'sid='});
}

function loginTry(frm) {
lang_id = '';
var la = document.getElementsByTagName('input');
for (var i = 0; i < la.length; i++)
if (la[i].type == 'radio' && la[i].name == 'lang' && la[i].checked)
lang_id = la[i].value;
new Ajax.Updater('error', 'jax/authTry.jax.php', {/*onComplete:vLogin*/evalScripts:true, method:'post', postBody:'sid='+'&user_name='+frm.user_name.value+'&password='+frm.password.value+'&lang_id='+lang_id});
return false;
}

function vLogin(t) {
if (!t.responseText.length) {

document.location.replace(req_uri);
}
}
function focusForm() {
document.loginForm.user_name.focus();
}

function loginTryExternal(usern,pass,lang,prep) {
new Ajax.Request(prep+'modules/auth/jax/login_try2.jax.php', {onComplete:vLogin2,evalScripts:true, method:'post', postBody:'sid='+'&user_name='+usern+'&password='+pass+'&lang_id='+lang});
return false;
}
function vLogin2(t) {
if (t.responseText.length==0) {
//document.location.replace(req_uri);
document.loginForm.submit();
return true;
}else{
alert(t.responseText);
return false;
}
}