function swap( F, R )
{
  var vD = F.defaultValue;
  if ( F.value == ( R ? '' : vD ) ) F.value = ( R ? vD : '' );
}

/*@cc_on
function nbar()
{
  for ( var x = 'T' ; x ; x = ( x == 'T' ) ? 'B' : '' )
  {
    var N = document.getElementById( 'N' + x ).childNodes;
    var L = N.length;
    var n = null;

    do { --L; n = N[ L ]; with ( n ) { if ( nodeName == 'LI' ) {
      onmouseover = function() { this.className = 'over'; }
      onmouseout  = function() { this.className = ''; }
    } } } while ( L > 0 );
  }
}

window.onload = nbar;
@*/