/* Published: 29-Mar-07 14:51 */
var browser = "unknown";
//alert('Navigator platform: ' + navigator.platform + 
//      '\nNavigator appname: ' + navigator.appName + 
//      '\nNavigator version: ' + navigator.appVersion +
//      '\nNavigator userAgent: ' + navigator.userAgent);
    if (navigator.platform.indexOf('Win')==0) {
      if (navigator.appName=="Netscape") {
        if (parseInt(navigator.appVersion) < 5) {
          //alert("Netscape 4 Windows");
          browser = "NS4WIN";
        }
        if (parseInt(navigator.appVersion) > 4) {
          //alert("Netscape 6 Windows");
          browser = "NS6WIN";
        }
      }
      if (navigator.appName.indexOf("Microsoft")!=-1) {
        var versionIndex = navigator.appVersion.indexOf("MSIE ") + 5;
        if (parseInt(navigator.appVersion.substr(versionIndex, 5)) == 4) {
          //alert("IE4 Windows");
          browser = "IE4WIN";
        }
        if (parseInt(navigator.appVersion.substr(versionIndex, 5)) >= 5) {
          //alert("IE5 Windows");
          browser = "IE5WIN";
        }
      }
    }

    if (navigator.platform.indexOf('Mac')==0) {
      if (navigator.appName=="Netscape") {
        if (parseInt(navigator.appVersion) < 5) {
          //alert("Netscape 4 Mac");
          browser = "NS4MAC";
        }
        if (parseInt(navigator.appVersion) > 4) {
          //alert("Netscape 6 Mac");
          browser = "NS6MAC";
        }
      }
      if (navigator.appName.indexOf("Microsoft")!=-1) {
        var versionIndex = navigator.appVersion.indexOf("MSIE ") + 5;
        if (parseInt(navigator.appVersion.substr(versionIndex, 5)) == 4) {
          //alert("IE4 Mac");
          browser = "IE4MAC";
        }
        if (parseInt(navigator.appVersion.substr(versionIndex, 5)) == 5) {
          //alert("IE5 Mac");
          browser = "IE5MAC";
        }
      }
    }
    if (navigator.platform.indexOf('Linux')==0) {
          if (navigator.appName=="Netscape") {
            if (parseInt(navigator.appVersion) < 5) {
              browser = "NS4LIN";
            }
            if (parseInt(navigator.appVersion) > 4) {
              browser = "NS6LIN";
            }
          }
    }
    //alert('Browser: ' + browser);