function showHide(id)
{
	var obj = document.getElementById(id);
	if(obj.style.display == "block")
	{
		obj.style.display = "none";
	}
	else if(obj.style.display == "none")
	{
		obj.style.display = "block";
	}
	else
	{
		obj.style.display = "block";
	}
}