function switchAddr(obj)
{
	var NumDiv = 1;
	while (document.getElementById('addr'+ NumDiv))
	{
		document.getElementById('addr'+ NumDiv).style.display = "none";
		NumDiv++;
	}
	
	var el = document.getElementById(obj);
	if(el.style.display != "block")
	{
//		Effect.toggle(el,'appear');
		el.style.display = "block";
	}
	else
	{
		el.style.display = "none";
	}
}


function switchBddr(obj)
{
	var NumDiv = 1;
	while (document.getElementById('bddr'+ NumDiv))
	{
		document.getElementById('bddr'+ NumDiv).style.display = "none";
		NumDiv++;
	}
	
	var el = document.getElementById(obj);
	if(el.style.display != "block")
	{
//		Effect.toggle(el,'appear');
		el.style.display = "block";
	}
	else
	{
		el.style.display = "none";
	}
}

function switchCddr(obj)
{
	var NumDiv = 1;
	while (document.getElementById('cddr'+ NumDiv))
	{
		document.getElementById('cddr'+ NumDiv).style.display = "none";
		NumDiv++;
	}
	
	var el = document.getElementById(obj);
	if(el.style.display != "block")
	{
//		Effect.toggle(el,'appear');
		el.style.display = "block";
	}
	else
	{
		el.style.display = "none";
	}
}