// ClientSnifferJr Object Constructor
// Mike Foster
// cross-browser.com

function ClientSnifferJr(){
  this.ua=navigator.userAgent.toLowerCase();
  this.major=parseInt(navigator.appVersion);
  this.minor=parseFloat(navigator.appVersion);
  if (document.addEventListener && document.removeEventListener) this.dom2events=true;
  if (document.getElementById) this.dom1getbyid=true;
  if (window.opera){
    this.opera=true;
    this.opera5=(this.ua.indexOf("opera 5") !=-1 || this.ua.indexOf("opera/5") !=-1);
    this.opera6=(this.ua.indexOf("opera 6") !=-1 || this.ua.indexOf("opera/6") !=-1);
    this.opera5or6=this.opera5 || this.opera6;
    this.opera7=(this.ua.indexOf("opera 7") !=-1 || this.ua.indexOf("opera/7") !=-1);
    return;
  }
  this.konq=this.ua.indexOf('konqueror') != -1;
  this.safari=this.ua.indexOf('safari') != -1;
// Bug fix - Safari not Gecko although it claims to be - WPW Jr, Jan 3, 2004
  if (this.safari || this.konq) return;
  this.ie=this.ua.indexOf('msie') !=-1;
  if (this.ie){
    this.ie3=this.major < 4;
    this.ie4=(this.major==4 && this.ua.indexOf('msie 5')==-1 && this.ua.indexOf('msie 6')==-1);
    this.ie4up=this.major >=4;
    this.ie5=(this.major==4 && this.ua.indexOf('msie 5.0') !=-1);
    this.ie5up=!this.ie3 && !this.ie4;
    this.ie6=(this.major==4 && this.ua.indexOf('msie 6.0') !=-1);
    this.ie6up=(!this.ie3 && !this.ie4 && !this.ie5 && this.ua.indexOf("msie 5.5")==-1);
    return;
  }
  this.hotjava=this.ua.indexOf('hotjava') !=-1;
  this.webtv=this.ua.indexOf('webtv') !=-1;
  this.aol=this.ua.indexOf('aol') !=-1;
  if (this.hotjava || this.webtv || this.aol) return;
  // Gecko, NN4, and NS6
  this.gecko=this.ua.indexOf('gecko') !=-1;
  this.nav=(this.ua.indexOf('mozilla') !=-1 && this.ua.indexOf('spoofer')==-1 && this.ua.indexOf('compatible')==-1);
  if (this.nav){
    this.nav4=this.major==4;
    this.nav4up=this.major >=4;
    this.nav5up=this.major >=5;
    this.nav6=this.major==5;
    this.nav6up=this.nav5up;
  }
}

window.is=new ClientSnifferJr();