activateMenu = function(nav) {
	if (document.getElementById('nav')) {
		var listItems = document.getElementById('nav').childNodes;
		for (var i=0; i < listItems.length; i++) {
			if (listItems[i].nodeName == 'LI') {
				listItems[i].onmouseover = function () {
					 this.className += ' hover';
				}
				listItems[i].onmouseout = function () {
					this.className = this.className.replace('hover', '');
				}		
				listItems[i].onclick = function () {
					window.location.href = this.childNodes[0].href;
				}				
			}
		}
	}  
}

window.onload= function(){
    activateMenu('nav'); 
}

function getDeutsh() {
	var _link = window.location.href;
	if (_link.indexOf('portfolio/') != -1) {
		var _link1 = _link.substring(0, _link.indexOf("portfolio/"));
		var _link2 = _link.substring(_link.indexOf("portfolio/"), _link.length);
		window.location.href = _link1 + 'de/' + _link2;
	}
	else {
		var _link1 = _link.substring(0, _link.lastIndexOf("/"));
		var _link2 = _link.substring(_link.lastIndexOf("/"), _link.length);
		window.location.href = _link1 + '/de' + _link2;
	}
}

function getEnglish() {
	window.location.href = window.location.href.replace("/de", "");
}