function xbDetectBrowser()
{
  var oldOnError = window.onerror;
  var element = null;

  window.onerror = null;
  
  // work around bug in xpcdom Mozilla 0.9.1
  window.saveNavigator = window.navigator;

  navigator.OS    = '';
  navigator.version  = parseFloat(navigator.appVersion);
  navigator.org    = '';
  navigator.family  = '';

  var platform;
  if (typeof(window.navigator.platform) != 'undefined')
  {
    platform = window.navigator.platform.toLowerCase();
    if (platform.indexOf('win') != -1)
      navigator.OS = 'win';
    else if (platform.indexOf('mac') != -1)
      navigator.OS = 'mac';
    else if (platform.indexOf('unix') != -1 || platform.indexOf('linux') != -1 || platform.indexOf('sun') != -1)
      navigator.OS = 'nix';
  }

  var i = 0;
  var ua = window.navigator.userAgent.toLowerCase();
  
  if (ua.indexOf('opera') != -1)
  {
    i = ua.indexOf('opera');
    navigator.family  = 'opera';
    navigator.org    = 'opera';
    navigator.version  = parseFloat('0' + ua.substr(i+6), 10);
  }
  else if ((i = ua.indexOf('msie')) != -1)
  {
    navigator.org    = 'microsoft';
    navigator.version  = parseFloat('0' + ua.substr(i+5), 10);
    
    if (navigator.version < 4)
      navigator.family = 'ie3';
    else
      navigator.family = 'ie4'
  }
  else if (ua.indexOf('gecko') != -1)
  {
    navigator.family = 'gecko';
    var rvStart = navigator.userAgent.indexOf('rv:') + 3;
    var rvEnd = navigator.userAgent.indexOf(')', rvStart);
    var rv = navigator.userAgent.substring(rvStart, rvEnd);
    var decIndex = rv.indexOf('.');
    if (decIndex != -1)
    {
      rv = rv.replace(/\./g, '')
      rv = rv.substring(0, decIndex-1) + '.' + rv.substr(decIndex)
    }
    navigator.version = parseFloat(rv);

    if (ua.indexOf('netscape') != -1)
      navigator.org = 'netscape';
    else if (ua.indexOf('compuserve') != -1)
      navigator.org = 'compuserve';
    else
      navigator.org = 'mozilla';
  }
  else if ((ua.indexOf('mozilla') !=-1) && (ua.indexOf('spoofer')==-1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('opera')==-1)&& (ua.indexOf('webtv')==-1) && (ua.indexOf('hotjava')==-1))
  {
    var is_major = parseFloat(navigator.appVersion);
    
    if (is_major < 4)
      navigator.version = is_major;
    else
    {
      i = ua.lastIndexOf('/')
      navigator.version = parseFloat('0' + ua.substr(i+1), 10);
    }
    navigator.org = 'netscape';
    navigator.family = 'nn' + parseInt(navigator.appVersion);
  }
  else if ((i = ua.indexOf('aol')) != -1 )
  {
    // aol
    navigator.family  = 'aol';
    navigator.org    = 'aol';
    navigator.version  = parseFloat('0' + ua.substr(i+4), 10);
  }
  else if ((i = ua.indexOf('hotjava')) != -1 )
  {
    // hotjava
    navigator.family  = 'hotjava';
    navigator.org    = 'sun';
    navigator.version  = parseFloat(navigator.appVersion);
  }

  window.onerror = oldOnError;
}


xbDetectBrowser();



function MM_findObj(n, d) { //v4.0
  var p,i,x;  if(!d) d=document; 
  if ((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);
  }
  if (!(x=d[n])&&d.all) { x=d.all[n]; } 
  for (i=0;!x&&i<d.forms.length;i++) { x=d.forms[i][n]; }
  for (i=0;!x&&d.layers&&i<d.layers.length;i++) { x=MM_findObj(n,d.layers[i].document); }
  if (!x && document.getElementById) { x=document.getElementById(n); }
  return x;
}


function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  var y;
  for (i=0; i<(args.length-2); i+=3) {
    if ((obj=MM_findObj(args[i]))!=null) { 
      v=args[i+2];
      if (obj.style) { 
        obj=obj.style; 
        v=(v=='show')?'visible':(v='hide')?'hidden':v; 
        y=(v=='visible')?'inline':'none'; 	
      }
      obj.visibility=v; 
      obj.display=y;
    }
  }
}