// browser sniffer
//-------------------------------------------
var ua = navigator.userAgent;
var browser = null;
//alert(ua);

if (ua.indexOf("4.7") != -1){
	var isNav4 = true; browser = "NS4.7";
} else if (ua.indexOf("4.5") != -1) {
	var isNav4 = true; browser = "NS4.5";
} else if (ua.indexOf("Netscape6") != -1) {
	var isNav6 = true; browser = "NS6x";
} else if (ua.indexOf("Netscape/7") != -1) {
	var isNav6 = true; browser = "NS7+";
} else if (ua.indexOf("MSIE 5") != -1) {
	var isIE5 = true; browser = "IE5+";
} else if (ua.indexOf("MSIE 6") != -1) {
	var isIE6 = true; browser = "IE6+";
}
//if (debug == true) alert(browser);
//-------------------------------------------