function GetCookie( name )
{
var start = document.cookie.indexOf(" " + name + "=");
var len   = start+name.length+2;
if ( start == -1 )
{
    start = document.cookie.indexOf(name + "=");
    if (start != 0)
        return null;
    len   = start+name.length+1;
}
var end = document.cookie.indexOf( ";", len );
if ( end == -1 )
    end = document.cookie.length;
return unescape( document.cookie.substring(len,end) );
}

function getElementById(id)
{
    if (document.getElementById && document.getElementById(id))
        return document.getElementById(id);
    else if (document.id)
        return document.id;
    else if (document.all)
        return document.all.id;
    else
        return null;
}

function controls(n){
        var p,i,x,d=document;
        if(!(x=d.getElementById(n))&&d.all){x=d.all[n];}
        if(!x){for(i=0;!x&&i<d.forms.length;i++){x=d.forms[i][n];}
                if(!x){if(d.layers){for(i=0;!x&&d.layers&&i<d.layers.length;i++){x=controls(n,d.layers[i].document)}}}
        }
        return x;
}

function FillName() {
var username = GetCookie('username');
var password = GetCookie('password');
var f_username = GetCookie('f_username');
var f_password = GetCookie('f_password');

if (username && password) {
 controls('log-in').style.display = 'none';
 /*
 controls('hello_b').innerHTML = "Welcome, <b>" + username + "</b>";
 controls('hello_f').innerHTML = "";
 controls('div_menu_b').style.display = 'block';
 controls('div_menu_f').style.display = 'none';
 */
}
if (f_username && f_password){
 controls('log-in').style.display = 'none';
 /*
 controls('hello_f').innerHTML = "Welcome, <b>" + f_username + "</b>";
 controls('hello_b').innerHTML = "";
 controls('div_menu_f').style.display = 'block';
 controls('div_menu_b').style.display = 'none';
 */
}

if (username)        uname = username;
else if (f_username) uname = f_username;
else                 uname = '';
controls('username').value = uname;
}