var menuBox = 'cntLeftNavigation';

function menuRoll(e) {
	if (document.getElementById(menuBox).addEventListener) {
		this.className = ((this.className == 'active') ? '' : 'active');
	} else {
		e.srcElement.parentNode.className = ((e.srcElement.parentNode.className == 'active') ? '' : 'active');
	}
}

function addToFavorites() {
	var title = "Las Dunas";
	var url = "http://" + location.hostname;
	
	if (window.sidebar) {
		window.sidebar.addPanel(title, url, "");
	} else if (window.external) {
		window.external.AddFavorite(url, title);
	} else {
		alert("Press Ctrl+D to bookmark us now !");
	}
}

function menuInit() {
	var menuButtons = document.getElementById(menuBox).getElementsByTagName('li');
	for(var i = 0; i < menuButtons.length; i++) {
		var menuItem = menuButtons[i];
		if (menuButtons[i].className != 'active') {
			if (menuItem.addEventListener){
				menuItem.addEventListener('mouseover', menuRoll, true);
				menuItem.addEventListener('mouseout', menuRoll, true);
			} else if(menuItem.attachEvent) {
				menuItem.attachEvent("onmouseover", menuRoll);
				menuItem.attachEvent("onmouseout", menuRoll);
			}
		} 
	}
}

function RounDecimal(nro, d) {
	var m = Math.pow(10,d);
	var nro2 = nro * m;
	return (Math.round(nro2) / m) ;
}

function calc() {
	var objPrice = document.getElementById('price');
	var objPercents = document.getElementById('percents');
	var objYears = document.getElementById('years');
	var objResult = document.getElementById('result');
	var fullPrice = objPrice.value.replace('.', '');
	fullPrice = ((Math.abs(fullPrice) / 100) * objPercents.value) + Math.abs(fullPrice);
	var monthPrice = Math.round(fullPrice / (Math.abs(objYears.value) * 12));
	monthPrice = monthPrice.toString();
	var result = Array();
	monthPrice = monthPrice.split("")
	var cnt = 0;
	for (var i = (monthPrice.length - 1); i >= 0; i--) {
		result[cnt] = monthPrice[i];
		cnt++;
		if ((cnt % 3) == 0) { result[cnt] = '.'; cnt++; }
	}
	objResult.value = result.reverse().join('') + ' €';
}