function doLogin(seed) {
  var f = document.getElementById('loginForm');
  
  var lv = document.getElementById('loginV');
  var pv = document.getElementById('passwdV');
  
  var l = document.getElementById('login');
  var s = document.getElementById('sha1');
  
  l.value = lv.value;
  s.value = hex_sha1(seed + lv.value + seed + pv.value + seed);
  
  f.submit();
}

function logout() {
  var f = document.getElementById('loginForm');
  f.submit();
}

function doTextLogin(evt, seed) {
	
	var keyCode = null;

	if( evt.which ) {
		keyCode = evt.which;
	} else if( evt.keyCode ) {
		keyCode = evt.keyCode;
	}
	
	if( 13 == keyCode ) {	
		doLogin(seed);
	}

	return true;
}