function ExpandCollapse(item)
{
    content = document.getElementById(item);
    ec = document.getElementById("ec|" + item);
    
    if (content.style.display == "none")
    {
        content.style.display = "block";
        ec.innerHTML = "";
    }
    else
    {
        content.style.display = "none";
        ec.innerHTML = "";
    }
}