if(window.event + "" == "undefined") event = null;
 function HM_f_PopUp() {return false};
 function HM_f_PopDown() {return false};
 popUp   = HM_f_PopUp;
 popDown = HM_f_PopDown;

// Detect if browser is Netscape 3 + or IE 4 +.
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
if ((bName == "Netscape" && bVer >= 3) || (bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3";
else br = "n2";