//determines and returns the name and version of the user's browser

function findBrowse (browserName, browserVersion, appVersion, userAgent)  {

  var browse = "nn6";

  if (browserName == "Netscape" && browserVersion == 4) {
	browse = "nn4";    //Netscape 4
  }
  else if (browserName == "Netscape" && browserVersion == 5 && userAgent.indexOf("Firefox/1") != -1) {
	browse = "ff1";     //Netscape Firefox 1
  }
  else if (browserName == "Netscape" && browserVersion == 5) {
	browse = "nn6";     //Netscape 6
  }
  else if (browserName == "Netscape" && browserVersion == 7) {
	browse = "nn7";     //Netscape 7
  }
   else if (browserName == "Microsoft Internet Explorer" && browserVersion == 4 && appVersion.indexOf("MSIE 7.0") != -1) {
	browse = "ie7";    //IE 7.0
  }
 else if (browserName == "Microsoft Internet Explorer" && browserVersion == 4 && appVersion.indexOf("MSIE 6.0") != -1) {
	browse = "ie6";    //IE 6.0
  }
  else if (browserName == "Microsoft Internet Explorer" && browserVersion == 4 && appVersion.indexOf("MSIE 5.5") != -1) {
	browse = "ie55";    //IE 5.5
  }
  else if (browserName == "Microsoft Internet Explorer" && browserVersion == 4 && appVersion.indexOf("MSIE 5.0") != -1) {
	browse = "ie5";    //IE 5.0
  }
  else if (browserName == "Microsoft Internet Explorer" && browserVersion == 4) {
	browse = "ie4";    //IE 4
  }

  return (browse);
}