function BrowserDetect() {
	var browserName = navigator.appName;
	browserVer = parseInt ( navigator.appVersion );

	name = "0";
 
	if ( browserName == "Netscape" && browserVer >= 4 ) name="1";
	if ( browserName == "Microsoft Internet Explorer" && browserVer >=4 ) name="2";

	if (name == "1" || name == "0") location.replace("index.shtml");
	if (name == "2") location.replace("index.shtml");
      
}