function showSubmenu(showid)
{
	var i = 0;
	var firstPart = '';
	
	lastPos = showid.lastIndexOf("_"); 
	firstPart = showid.substring(0, lastPos+1);
	
	while(obj = document.getElementById('submenu_'+firstPart+i))
	{
		obj.style.display = "none";
		document.getElementById('submenuText_'+firstPart+i).style.color="#6699CC";
		i++;
	}
	document.getElementById('submenuText_'+showid).style.color = "#003366";
	document.getElementById('submenu_'+showid).style.display = "block";
}

function goToURL(input)
{
	if(input!='') document.location.href=input;
}

function manageCCField()
{
	if(document.getElementById('payment_creditcard').checked) 
	{
		document.getElementById('cardname').disabled = false;
		document.getElementById('creditcardnumber').disabled = false;
		document.getElementById('valid_month').disabled = false;
		document.getElementById('valid_year').disabled = false;
		document.getElementById('namecardowner').disabled = false;
	}
	
	else
	{
		document.getElementById('cardname').disabled = true;
		document.getElementById('creditcardnumber').disabled = true;
		document.getElementById('valid_month').disabled = true;
		document.getElementById('valid_year').disabled = true;
		document.getElementById('namecardowner').disabled = true;
	}
}

function openPopup(url, height, width)
{
	var a = url.split("/");
	var b = a[a.length-1].split(".");
	winname = b[0]+width+height;
	var popupWindow = window.open(url, winname, 'width='+width+',height='+height+',resizable=no,location=no,status=no,toolbar=no,menubar=no,hotkeys=yes,scrollbars=yes');
	popupWindow.focus();
 	return false;
}

function showDay(day)
{
	i=1; 
	
	while(document.getElementById('day_'+i))
	{
		if(i!=day) document.getElementById('day_'+i).className = 'js_hidden';
		else document.getElementById('day_'+i).className = 'js_visible';
		i++;
	}
}