// JavaScript Document
var browserUpToDate = true ;


function detectBrowser(){
	var browser=navigator.appName;
	var b_version=navigator.appVersion;
	var version=parseFloat(b_version);
	
	if ((browser=="Netscape"||browser=="Microsoft Internet Explorer")&& (version>=4)){						
			if(b_version.indexOf('Safari')!=-1){
				browserUpToDate = false ;
			}else{
				browserUpToDate = true ;
			}
			//alert("Your browser is good enough!   " + browser + "   b_version " +  b_version + "    version" +  version);
	}else{
		 //alert("It's time to upgrade your browser!");
	}
}