var navVer = navigator.appVersion;
if(navVer.substr(0,3) >= 4)
if((navigator.appName=='Netscape') && (parseInt(navigator.appVersion)==4))
document.write("<"+"SCRIPT LANGUAGE='JavaScript' TYPE='text/javascript' SRC='incs/nsmenu.js'><\/SCRIPT\>");
else
document.write("<"+"SCRIPT LANGUAGE='JavaScript' TYPE='text/javascript' SRC='incs/iemenu.js'><\/SCRIPT\>");