// Stylesheet switcher

var style = "normaltext";

function writeStyleSheets() {
	
	if (style = "normaltext") {
		altstyle = "largetext";
	} else { altstyle = "normaltext";}
	
	//document.write("hej");
	document.write("<link rel='stylesheet' type='text/css' href='/styles/" + style + ".css' title='normaltext' /><link rel='alternate stylesheet' type='text/css' href='/styles/" + altstyle + ".css' title='largetext' />");
	
}

function setActiveStyleSheet(title) {
	var style = title;
	var i, a, main;
	
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) 
	{
    		if (a.getAttribute("rel") != null)
		{
			if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) 
			{	
				a.disabled = true;
				if(a.getAttribute("title") == title) a.disabled = false;
	    		}
		}
  	}
}

// Random image changer

var theImages = new Array()
theImages[0] = '/images/mainpic1.jpg'
theImages[1] = '/images/mainpic2.jpg'
theImages[2] = '/images/mainpic3.jpg'
theImages[3] = '/images/mainpic4.jpg'

var j = 0
var p = theImages.length;
var preBuffer = new Array()
for (i = 0; i < p; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}
var whichImage = Math.round(Math.random()*(p-1));
function showImage(){
document.write('<img src="'+theImages[whichImage]+'">');
}



function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function currentURL(){ 
	MM_openBrWindow('/about/mailto.asp?link='+location.href,'Mail','width=405,height=635');

}

// OpenBrowserCenteret
var win = null;
function newWindow(w,h) {
  var winl = (screen.width-w)/2;
  var wint = (screen.height-h)/2;
  if (winl < 0) winl = 0;
  if (wint < 0) wint = 0;
  var settings = 'height=' + h + ',';
  settings += 'width=' + w + ',';
  settings += 'top=' + wint + ',';
  settings += 'left=' + winl + ',';
  win = window.open('/about/mailto.asp?link='+location.href,'Mail',settings);
  win.window.focus();
}

// Navigation

sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
	var clwEl = document.getElementById("clientwebnav");
	clwEl.onmouseover=function() {
		this.className+="_hover";
	}
	clwEl.onmouseout=function() {
		this.className=this.className.replace(new RegExp("_hover\\b"), "");
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

// Frontpage random div changer
function chooseDiv()
{
	var whichImage = Math.round(Math.random()*(2));
	var divId = "hide" + whichImage;
	document.getElementById(divId).style.display = 'block';
	document.getElementById('display').style.display = 'none';

}

// Form Check

function formCheck() {
	var name=document.personoplysning.firstName.value;
	var address=document.personoplysning.supplementary.value;
	var zip=document.personoplysning.requestorPostalCode.value;
	var city=document.personoplysning.requestorCity.value;
	
	if (name.length<1){
		alert("Navn skal angives");
		return false;
	}
	if (address.length<1){
		alert("Adressen skal angives");
		return false;
	}
	if (zip.length<1){
		alert("Postnummer skal angives");
		return false;
	}
	if (city.length<1){
		alert("By skal angives");
		return false;
	}
	return true;
}

function formCheckContact() {
	var firstName=document.contact_oejet.firstName.value;
	var replyTo=document.contact_oejet.replyTo.value;
	var supplementary=document.contact_oejet.supplementary.value;
	
	if (firstName.length<1){
		alert("Navn skal angives");
		return false;
	}
	if (replyTo.length<1){
		alert("E-mail skal angives");
		return false;
	}
	if (supplementary.length<1){
		alert("Kommentar skal angives");
		return false;
	}
	return true;
}