var browserName = navigator.appName; 
var browserVer = parseInt(navigator.appVersion); 
var ns = (browserName == "Netscape");
var nsMore4 = (ns && browserVer >= 5);
var nsLess4 = (ns && browserVer < 5);
var ie4 = (browserName == "Microsoft Internet Explorer") && navigator.appVersion.indexOf('MSIE 4')>0;
var ie5 = (browserName == "Microsoft Internet Explorer") && navigator.appVersion.indexOf('MSIE 5')>0;
var ie6 = (browserName == "Microsoft Internet Explorer") && navigator.appVersion.indexOf('MSIE 6')>0;
var ie = (browserName == "Microsoft Internet Explorer");
var mac = (navigator.userAgent.indexOf("Mac") != -1);

function getWindowWidth() {
   if (nsLess4){
     return window.innerWidth;
 }else if(nsMore4){
  return document.body.offsetWidth;
 }else{
  return document.body.offsetWidth-20;
 }
 return -1;
}

function changeCountry(){
	if (document.forms[0].country.options[document.forms[0].country.selectedIndex].value!=""){
		document.location.href=document.forms[0].country.options[document.forms[0].country.selectedIndex].value;
	}else{
		return false;
	}
}