function IsIE8Browser() {
    var rv = -1;
    var ua = navigator.userAgent;
    var re = new RegExp("Trident\/([0-9]{1,}[\.0-9]{0,})");
    if (re.exec(ua) != null) {
        rv = parseFloat(RegExp.$1);
    }
    return (rv == 4);
}

function redirection(){
	if(location.host=="www.rd.dk"){
		if(!testdomain()){
			/* IE bug */
		 	location.href = location.protocol + "//www.realkreditdanmark.dk" + location.pathname;
		}
	}
	
	if(location.host=="www.realkreditdanmark.dk"){
		if(!IE8()){
			location.href = location.protocol + "//www.rd.dk" + location.pathname;
		}
	}
}

var testdomain = function(){ try{ document.domain = "rd.dk"; return true; } catch(e){ return false; }};
var IE8 = function(){ return IsIE8Browser(); };

redirection();