function BrowserCheck() {

	var b = navigator.appName

	if (b=="Netscape") this.b = "ns"

	else if (b=="Microsoft Internet Explorer") this.b = "ie"

	else this.b = b

	this.v = parseInt(navigator.appVersion)

	this.ns = (this.b=="ns" && this.v>=4)

	this.ns4 = (this.b=="ns" && this.v==4)

	this.ns5 = (this.b=="ns" && this.v==5)

	this.ns6 = (this.b=="ns" && this.v==6)

	this.ie = (this.b=="ie" && this.v>=4)

	this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0)

	this.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0)

	this.ie55 = (navigator.userAgent.indexOf('MSIE 5.5')>0)
	
	this.ie6 = (navigator.userAgent.indexOf('MSIE 6')>0)

	if (this.ie5) this.v = 5

	if (this.ie55) this.v = 5.5
	
	if (this.ie6) this.v = 6

	var p = navigator.platform

	this.mac = (navigator.appVersion.indexOf("Mac") != -1)

	this.win = (navigator.appVersion.indexOf("Win") != -1)

	this.otherOS = (!this.mac && !this.win )

	this.min = (this.ns||this.ie)

	this.what = navigator.appName + ' Ver. ' + this.v

	this.dom = (document.getElementById) ? true : false;

}



// automatically create the "is" object

is = new BrowserCheck()