req = false;

function loadxml(url, callback)
{
	if(window.XMLHttpRequest)
	{
		try
		{
			req = new XMLHttpRequest();
		} catch(e) {
			req = false;
		}
	} else if(window.ActiveXObject) {
		try
		{
			req = new ActiveXObject("Msxml2.XMLHTTP");
		} catch(e) {
			try
			{
				req = new ActiveXObject("Microsoft.XMLHTTP");
			} catch(e) {
				req = false;
			}
		}
	}
	if(req)
	{
		req.onreadystatechange = callback;
		req.open("GET", url, true);
		req.send("");
	} else {
		alert("Du skal opgradere din browser for at kunne bruge denne side. Opdatér IE eller download Mozilla Firefox (http://www.mozilla.org).");
	}
}

var imgdir = 'images/';

/*function hover_in(e, filename)
{
	e.src = imgdir + 'hover_' + filename + '.png';
}

function hover_out(e, filename)
{
	e.src = imgdir + 'normal_' + filename + '.png';
}*/

function dl_pic(size)
{
	var win = window.open('images/collage_'+size+'.jpg', 'collage', 'height=400,width=400,scrollbars=yes,resizable=yes');
}

function dl_img(name)
{
	var win = window.open(name, 'image', 'height=400,width=400,scrollbars=yes,resizable=yes');
}

function open_link(url)
{
	window.open('http://' + url);
}

function email(name, domain, toplevel)
{
	return 'mailto:' + name + '@' + domain + '.' + toplevel;
}


window.onload = function() {
	var e = $('header');
	e.onclick = function() {
		window.location.href = 'index.php';
		return false;
	}

	var mitems = $$('#menu li');
	for(var i=0; i<mitems.length; i++) {
		if(!mitems[i].hasClassName('active')) {
			mitems[i].onmouseover = hover_in;
			mitems[i].onmouseout  = hover_out;
		}
	}
}

function hover_in() {
	this.setStyle({backgroundImage: 'url("images/menu_hover_bg.png")'});
}

function hover_out() {
	this.setStyle({backgroundImage: 'url("images/menu_bg.png")'});
}