function toggleDisplay(element)
{    
    var style;

    if (typeof element == 'string')
    {
        element = document.getElementById(element) ? document.getElementById(element) : null;
    }

    if (element && (style = element.style))
    {
        style.display = (style.display == 'none') ? 'block' : 'none';
    }
}

function one()
{
    if (document.getElementById("login").style.display == "block")
    {
        if (document.getElementById("search").style.display == "block")
        {
            document.getElementById("search").style.display = "none";
        }

       /* if (document.getElementById("language").style.display == "block")
        {
            document.getElementById("language").style.display = "none";
        }
        */
    }
}

function two()
{
    if (document.getElementById("search").style.display == "block")
    {

        if (document.getElementById("login").style.display == "block")
        {
            document.getElementById("login").style.display = "none";
        }
        if (document.getElementById("language").style.display == "block")
        {
            document.getElementById("language").style.display = "none";
        }
    }
}

function three()
{
    if (document.getElementById("language").style.display == "block")
    {

        if (document.getElementById("login").style.display == "block")
        {
            document.getElementById("login").style.display = "none";
        }
        if (document.getElementById("search").style.display == "block")
        {
            document.getElementById("search").style.display = "none";
        }
    }
}