//JavaScriptDocument

/*CheckBrowser 
******************************************/
function checkBrowser() {
  if (navigator.userAgent.indexOf('Netscape')!=-1) {
    return "NN";//Netscape
  } else if (navigator.userAgent.indexOf('MSIE')!=-1) {
    if (navigator.userAgent.indexOf('Mac')!=-1) {
      return "MI";//Mac-InternetExplorler
    }
    return "IE";//InternetExplorler
  } else if (navigator.userAgent.indexOf('Safari')!=-1) {
    return "Sa";//Safari
  } else if (navigator.userAgent.indexOf('Firefox')!=-1) {
    return "FF";//Firefox
  } else if (navigator.userAgent.indexOf('Opera')!=-1) {
    return "Op";//Opera
  }
  
  return "";//Unknown
}