ACC SHELL

// This script checks browser being used and its version
var bIE=false, bIE5=false, bIE5=false, bIE4=false, bIE3=false, bIE2=false
var bNS=false, bNS4=false, bNS3=false, bNS2=false

av=navigator.appVersion;
// Check if Internet Explorer and if so, check version
iMSIE=parseInt( av.indexOf("MSIE") )
if ( iMSIE >= 1 ){
  bIE = true;
  if ( parseInt( av.charAt(iMSIE + 5) ) == 3 ){ bIE3=true }
  else if ( parseInt( av.charAt(iMSIE + 5) ) == 4 ){ bIE4 = true }
  else if ( parseInt( av.charAt(iMSIE + 5) ) >= 5 ){ bIE5 = true }
}  
// If not Internet Explorer, check if it's Netscape, if so, check version
else {
  if ( navigator.appName == "Netscape" ){
    bNS = true;
    if (parseInt(av) >= 4){ bNS4 = true }
    else if ( parseInt(av) >= 3 ){ bNS3 = true }
    else { bNS2 = true }
  }
}