<!--
 function BrowserCheck() {
	var browser = navigator.appName
	// browsers defined are netscape and ie only
	if (browser=="Netscape") this.browser = "ns"
	else if (browser=="Microsoft Internet Explorer") this.browser = "ie"
	else this.browser = browser
	if (navigator.appVersion.indexOf("Mac") != -1) this.platform = "mac";  
    else  this.platform = "pc"; 	
	this.mac = (this.platform=="mac")
	this.pc = (this.platform=="pc")
	// version tell the exact version
	this.vers = parseInt(navigator.appVersion)
	// ie3/ns3 and lower
	this.ns3 =(this.browser=="ns" && this.vers<=3)
	this.ie3 = (this.browser=="ie" && this.vers<=3)
	// ns/4/5 ie/4/5 are 4 plus browsers
	this.ns = (this.browser=="ns" && this.vers>=4)
	this.ns4 = (this.browser=="ns" && this.vers==4)
	this.ns5 = (this.browser=="ns" && this.vers==5)
	this.ie = (this.browser=="ie" && this.vers>=4)

	
	var xsn = navigator.userAgent
	var xpos = xsn.indexOf('MSIE');	
	if (xpos) {
		var nvers = parseInt(xsn.substring(xpos+5,xpos+6))
		if (!isNaN(nvers) && nvers > 0 ) this.vers = nvers
	}
	if (this.platform == "mac" ) this.vers = 4; 
	this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0)
	this.ie5 = (this.ie && (this.vers >= 5))	
	if( window.opera || navigator.userAgent.indexOf('Opera')!=-1 ) this.browser = "opera";

}

is = new BrowserCheck();

-->