// 2.0.2 | roland | 2009-02-20 | gletscherblick.it
function email_output(user, domain, tld, type, text, get, tag) {
	email = user+'@'+domain+'.'+tld;
	if(!text) text = email;
	if(tag) tag = ' '+tag;
	email = '<a href="mailto:'+email+get+'"'+tag+'>';
	if(type == 'all') email = email+text+'</a>';
	document.write(email);
}

function window_open(url, name, features) {
	window.open(url, name, features);
}

function element_showhide(id) {
	el = document.getElementById(id);
	el.style.display = (el.style.display != 'inline') ? 'inline' : 'none';
}

// Optional
function event_add(obj, type, fn) {
 	if(obj.attachEvent) {
		obj['e'+type+fn] = fn;
		obj[type+fn] = function(){obj['e'+type+fn]( window.event );}
		obj.attachEvent('on'+type, obj[type+fn]);
	} else {
		obj.addEventListener(type, fn, false);
	}
}

function lytebox_open(url, rel, rev) {
	var objLink = document.createElement('a');
	objLink.id = 'objLink';
	objLink.href = url;
	objLink.rel = rel;
	objLink.rev = rev;
	doSlide = false;
	var doFrame = (rel == 'lyteframe') ? true : false;
	myLytebox.start(objLink, doSlide, doFrame);
}

// Custom
var activex = ((navigator.userAgent.indexOf('Win')  != -1) && (navigator.userAgent.indexOf('MSIE') != -1) && (parseInt(navigator.appVersion) >= 4 ));
var CantDetect = ((navigator.userAgent.indexOf('Safari')  != -1) || (navigator.userAgent.indexOf('Opera')  != -1));

function openHelppage() {
	oopswindow = window.location.href = '/skype';
	return false;
}

if(typeof(detected) == "undefined" && activex) {
	document.write(
		['<script language="VBscript">',
		'Function isSkypeInstalled()',
		'on error resume next',
		'Set oSkype = CreateObject("Skype.Detection")',
		'isSkypeInstalled = IsObject(oSkype)',
		'Set oSkype = nothing',
		'End Function',
		'</script>'].join("\n")
	);
}

function skypeCheck() {
	if(CantDetect) {
		return true;
	} else if(!activex) {
		var skypeMime = navigator.mimeTypes["application/x-skype"];
		detected = true;
		if(typeof(skypeMime) == "object") {
			return true;
		} else {
			return openHelppage();
		}
	} else {
		if(isSkypeInstalled()) {
			detected = true;
			return true;
		}
	}
	detected = true;
	return openHelppage();
}