// Start - detect browser type and version

var browser_type=navigator.appName;
var browser_version=navigator.appVersion;

if(browser_type =="Netscape"){
  index = navigator.appVersion.indexOf(" ");
  browser_version = navigator.appVersion.substr(0,index);
  }
if(browser_type =="Microsoft Internet Explorer"){
  index = navigator.appVersion.indexOf(";");
  browser_version = navigator.appVersion.substr(index+6);
  browser_version = browser_version.substr(0,browser_version.indexOf(";"));
  }

// End - detect browser type and version