function browserCheck()
{
	var b = navigator.appName;
	this.bv=3;
	this.mv = parseInt(navigator.appVersion);
	this.opera = (navigator.userAgent.indexOf('Opera')>0);
	if(b=="Opera" || this.opera){
		this.opera=true;
	}else if(b=="Netscape"){
		this.b = "ns";
		this.ns = (this.mv>=4);
		this.ns4 = (this.mv==4);
		this.ns6 = (this.mv==5);
		if(this.ns4)this.bv=4;
		if(this.ns6)this.bv=6;
		this.ns40 = (navigator.userAgent.indexOf('4.0')>0);
		this.ns60 = (navigator.userAgent.indexOf('6.0')>0);
		this.ns61 = (navigator.userAgent.indexOf('6.1')>0);
	}else if(b=="Microsoft Internet Explorer"){
		this.b = "ie";
		this.ie = (this.mv>=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.ie4)this.bv=4;
		if(this.ie5)this.bv=5;
		if(this.ie55)this.bv=55;
		if(this.ie6)this.bv=6;
	}
	else	this.b = b;

	if(navigator.userAgent.indexOf("Mac")!=-1)
		this.p = "mac";
	else if(navigator.userAgent.indexOf("Win")!=-1)
		this.p = "win";
	else if(navigator.userAgent.indexOf("Linux")!=-1)
		this.p = "linux";
	else	this.p = "other";
}

var is = new browserCheck();
if(is.bv<4){
	 location.replace("support.html");
}