// JavaScript Document

function IsBrowser() {
	agent = navigator.userAgent.toLowerCase();
	this.major	=	parseInt(navigator.appVersion);
	this.minor	= 	parseFloat(navigator.appVersion);
	this.ns 	= 	((agent.indexOf('mozilla') != -1) &&
					(agent.indexOf('spoofer') == -1) &&
					(agent.indexOf('compatible') == -1) &&
					(agent.indexOf('opera') == -1) &&
					(agent.indexOf('webtv') == -1) &&
					(agent.indexOf('hotjava') == -1));
	this.ns2 	=	(this.ns && (this.major == 2));
	this.ns3 	=	(this.ns && (this.major == 3));
	this.ns4 	=	(this.ns && (this.major == 4));
	this.ns6 	=	(this.ns && (this.major >= 5));
	this.ie 	=	((agent.indexOf('msie') != -1) &&
					(agent.indexOf('opera') == -1));
	this.ie3	=	(this.ie && (this.major < 4));
	this.ie4	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 4") != -1));
	this.ie5	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 5.") != -1) &&
					(agent.indexOf("msie 5.5") == -1) &&
					(agent.indexOf("mac") == -1));
	this.iem5	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 5.") != -1) &&
					(agent.indexOf("mac") != -1));
	this.ie55	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 5.5") != -1));
	this.ie6	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 6.") != -1));
	this.ie7	=	(this.ie && (this.major == 4) &&
					(agent.indexOf("msie 7.") != -1));
	this.nsdom	=	(this.ns4 || this.ns6);
	this.ie5dom	= (this.ie5 || this.iem5 || this.ie55);
	this.iedom	= (this.ie4 || this.ie5dom || this.ie6);
	this.w3dom	= (this.ns6 || this.ie6 ||this.ie7);
}

isCurrentBrowser = new IsBrowser();