var detect = navigator.userAgent.toLowerCase();
var OS,browser,version,total,thestring;

if (checkIt('konqueror')) {
	browser = "Konqueror";
	OS = "Linux";
}
else if (checkIt('safari')) browser = "Safari"
else if (checkIt('omniweb')) browser = "OmniWeb"
else if (checkIt('opera')) browser = "Opera"
else if (checkIt('webtv')) browser = "WebTV";
else if (checkIt('icab')) browser = "iCab"
else if (checkIt('msie')) browser = "Internet Explorer"
else if (!checkIt('compatible')) {
	browser = "Netscape Navigator"
	version = detect.charAt(8);
}
else browser = "An unknown browser";

if (!version) version = detect.charAt(place + thestring.length);

if (!OS) {
	if (checkIt('linux')) OS = "Linux";
	else if (checkIt('x11')) OS = "Unix";
	else if (checkIt('mac')) OS = "Mac"
	else if (checkIt('win')) OS = "Windows"
	else OS = "an unknown operating system";
}

function checkIt(string) {
	place = detect.indexOf(string) + 1;
	thestring = string;
	return place;
}


if (OS == 'Mac') {
	document.write("<link REL='stylesheet' HREF='js/style.css' TYPE='text/css'>");
}
else {
	document.write("<link REL='stylesheet' HREF='js/style_pc.css' TYPE='text/css'>");
}



//PreloadImages
//StartsHere

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		m_vad_ar_ce_o = newImage("images/m_vad_ar_ce-o.gif");
		m_vad_ar_ce_d = newImage("images/m_vad_ar_ce-d.gif");
		m_ce_i_eu_o = newImage("images/m_ce_i_eu-o.gif");
		m_ce_i_eu_d = newImage("images/m_ce_i_eu-d.gif");
		m_produktkontroll_o = newImage("images/m_produktkontroll-o.gif");
		m_produktkontroll_d = newImage("images/m_produktkontroll-d.gif");
		m_for_mer_info_o = newImage("images/m_for_mer_info-o.gif");
		m_for_mer_info_d = newImage("images/m_for_mer_info-d.gif");
		m_kampanjmaterial_o = newImage("images/m_kampanjmaterial-o.gif");
		m_kampanjmaterial_d = newImage("images/m_kampanjmaterial-d.gif");
		m_handel_o = newImage("images/m_handel-o.gif");
		m_handel_d = newImage("images/m_handel-d.gif");
		m_press_o = newImage("images/m_press-o.gif");
		m_press_d = newImage("images/m_press-d.gif");
		m_english_o = newImage("images/m_english-o.gif");
		m_english_d = newImage("images/m_english-d.gif");
		preloadFlag = true;
	}
}