bData = null

function browserData(browser,version,platform) {
   this.browser = browser;
   this.version = version;
   this.platform = platform;
}

function browserInfo() 
{ 
 if (bData == null) { bData = new browserData(0,null,0); }
 if ((navigator.appName.indexOf("Netscape") >= 0) ||
      (navigator.appName.indexOf("Navigator") >= 0)) 
     { bData.browser=1; } /* -- replace Navigator with a piece of the Gold appName) */     
 else 
     { if (navigator.appName.indexOf("Explorer") >= 0) { bData.browser=2; }
       else bData.browser=0;
      }

 var tail = navigator.appVersion.indexOf(' ');
 bData.version = parseFloat(navigator.appVersion.substring(0,tail));
 var head =  navigator.appVersion.indexOf('(');
 var tail =  navigator.appVersion.indexOf(')');
 brPlatformData =navigator.appVersion.substring(head,tail);
 if (brPlatformData.indexOf("Macintosh") >= 0) 
     { if ( brPlatformData.indexOf("PPC") >= 0) { bData.platform=2; }
        else  bData.platform=1;
      }
 else 
    { if ( brPlatformData.indexOf("Win") >= 0) { bData.platform=3; }
     }
}

/* -- fake call for CREF: <img src="/immagine/red-gem-hl.gif">  */

function rollInRed(imgName) {
        if ((bData.browser = 1) && (bData.version >=3)) {
        imgFile = "/immagine/red-gem-hl.gif";
        document [imgName].src = imgFile;
        }
}

function rollOutRed(imgName) {
        if ((bData.browser = 1) && (bData.version >=3)) {
        imgFile = "/immagine/red-gem.gif";
        document [imgName].src = imgFile;
        }
}

browserInfo()