bName = navigator.appName; //1
bVer = parseInt(navigator.appVersion); //2

var browserVer;
if (bName == "Netscape")
	browserVer = 'Netscape';
else if (bName == "Microsoft Internet Explorer" && bVer > 6)
	browserVer = 'IE7';
else if (bName == "Microsoft Internet Explorer" && bVer <= 6)
	browserVer = 'IE6';
else
	browserVer = 'Other';

/*cookies*/
function setCookie(c_name,value,expiredays){
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value)+((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1; 
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    } 
  }
return "";
}

var portalURLCookie=getCookie('portalURL');
if (portalURLCookie==null || portalURLCookie==""){
	setCookie('portalURL',portalURL,1);
}
/*cookies*/


/*swich*/

scriptElement = document.createElement('script');
scriptElement.type = "text/javascript";
scriptElement.defer = false;

var portalURLC=getCookie('portalURL'); //gets portal URL from cookie
if (portalURLC==null || portalURLC==""){
	portalURLC = portalURL;
}

if (browserVer == 'IE6'){
	scriptElement.src = portalURLC +'/map/mapbuilder/lib/Mapbuilder.js';
}else{
	scriptElement.src = portalURLC +'/map/mapbuilder_FF/lib/Mapbuilder.js';
}

document.getElementsByTagName('head')[0].appendChild(scriptElement);