var browser		= navigator.appName
var ver			= navigator.appVersion
var thestart	= parseFloat(ver.indexOf("MSIE"))+1 //This finds the start of the MS version string.
var brow_ver	= parseFloat(ver.substring(thestart+4,thestart+7)) //This cuts out the bit of string we need.


if ((browser=="Microsoft Internet Explorer") && (brow_ver < 7)) { //kleiner dan 7, dus 6 en 5.5
	if (location.href != location.protocol + "//" + location.host + "/oldbrowser.aspx") {
		window.location = location.protocol + "//" + location.host + "/oldbrowser.aspx";
	}
}