<!--
function ckBrowser() {
	var  verStr=navigator.appVersion, app=navigator.appName, version = parseFloat(verStr);
	if (app.indexOf('Netscape') != -1) {
    	if (version >= 5) { return "N6" ;}
    	else { return "N4" ;}
	}
	else if (app.indexOf('Microsoft') != -1) {return "IE" ;}
}
//-->