// CSS CHECK
if(navigator.appName == "Netscape" && document.layers != null && navigator.appVersion.charAt(0)=="4") app="N";
else if(navigator.appName == "Microsoft Internet Explorer" && document.all != null) app="E";
else if(navigator.appName == "Netscape" && document.getElementById != null && navigator.appVersion.charAt(0)=="5") app="N5";

if((navigator.platform.indexOf("Win")< 0) && (app=="N")){
    document.write('<LINK REL=STYLESHEET TYPE="text/css" HREF="/si/includes/oralbNetscape4MAC.css" TITLE="MASTER">');
 //   alert("including oralbNetscape4MAC.css");
} 
else{
    document.write('<LINK REL=STYLESHEET TYPE="text/css" HREF="/si/includes/oralb.css" TITLE="MASTER">');
 //   alert("including oralb.css");
}