var Browser = {};
Browser.ie = window.ActiveXObject ? true : false;
Browser.ie6 = Browser.ie && (navigator.userAgent.match(/MSIE 6/i) !== null);
Browser.ie7 = Browser.ie && (navigator.userAgent.match(/MSIE 7/i) !== null);
Browser.firefox = navigator.userAgent.match(/firefox/i) !== null;
Browser.firefox2 = navigator.userAgent.match(/firefox\/2/i) !== null;
Browser.firefox3 = navigator.userAgent.match(/firefox\/3/i) !== null;
Browser.chrome = navigator.userAgent.match(/chrome/i) !== null;
Browser.safari = navigator.userAgent.match(/applewebkit/i) !== null;
if (Browser.firefox && navigator.userAgent.match(/megaupload/i) !== null) {
	if (navigator.userAgent.match(/rv:1\.9\.(?:1|0)/i) !== null) {
		Browser.firefox2 = false;
		Browser.firefox3 = true;
	}
}
var OS = {};
OS.windows = Browser.ie || navigator.userAgent.match(/Windows/i) !== null;
OS.mac = !OS.windows && navigator.userAgent.match(/Macintosh/i) !== null;
OS.linux = !OS.windows && OS.mac
		&& navigator.userAgent.match(/Linux/i) !== null;