function BrowserCheck() {
	if (navigator.appName == "Netscape") 
		return("NS");
	else
		return("IE");
}

function setCookie (name, value, expires) {
	if (!expires) expires = new Date();
	document.cookie = name + "=" + escape (value) + "; expires=" + expires.toGMTString() +  "; path=/";
} 

// Saves a cookie telling the web browser that user is using
setCookie("RigesaWebBrowser", BrowserCheck(), new Date('01/01/2010'));