The Is Object

Usage:
if( is.ie5 && is.mac ) ...

Public Properties

boolean dom true if browser supports the DOM
boolean gek true if browser uses the Gecko layout engine (Netscape and Mozilla)
boolean ns true if browser is Netscape
boolean moz true if browser is Mozilla
boolean ie true if browser is Internet Explorer (5.x or 6)
boolean ie5 true if browser is Internet Explorer 5.x (not 6)
boolean mac true if platform is Macintosh
string ua the navigator.userAgent string in lowercase