//browser sniffer script to load correct layout stylesheet for user's browser
var ie = (document.all) ? true : false;
var opera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;
var m5 = (navigator.userAgent.indexOf("Mozilla/5") != -1) ? true : false;
var ns6 = ((navigator.userAgent.indexOf("Netscape6") != -1) && m5 && !opera) ? true : false;
var ns7 = ((navigator.userAgent.indexOf("Netscape/7") != -1) && m5 && !opera) ? true : false;