function BrowserCheck() {
	var b = navigator.appName
	this.mac = (navigator.appVersion.indexOf('Mac') != -1)
	if (b=="Netscape") this.b = 'ns'
	else if (b=="Microsoft Internet Explorer") this.b = 'ie'
	else this.b = b
	this.version = navigator.appVersion
	this.v = parseInt(this.version)
	this.ns = (this.b=="ns" && this.v>=5)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ns6 = (this.b=="ns" && this.v==5)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (this.version.indexOf('MSIE 4')>0)
	this.ie5 = (this.version.indexOf('MSIE 5')>0)
	if (this.mac) this.ie = this.ie5
	this.ie5mac = (this.ie5 && this.mac);
	this.min = (this.ns||this.ie||this.ie4);
}