function encode_utf8( s )
{
  return unescape( encodeURIComponent( s ) );
}

function decode_utf8( s )
{
  return decodeURIComponent( escape( s ) );
}

function updateBlock(id, cont) {
    if (document.getElementById) {
        x = document.getElementById(id);
        x.innerHTML = '';
        x.innerHTML = cont;
    }
    else if (document.all)
    {
        x = document.all[id];
        x.innerHTML = cont;
    }
    else if (document.layers)
    {
        x = document.layers[id];
        x.document.open();
        x.document.write(cont);
        x.document.close();
    }
}

function RequestItem(url)
{
	window.open(url,'_blank' , 'width=' +400+ ',height=' +430 +',toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,copyhistory=0');
}