/*   functions.js
 *
 *   defititions for some little helpers
 */


function toggler(id, pic, base)
{
    if (document.getElementById(id))
    {
        var e = document.getElementById(id);
        var p = document.getElementById(pic);

        if (!e.style.display || e.style.display == "none")
        {
            e.style.display = "inline";
            p.src = base + "/img/minus.png";
        }
        else if (e.style.display == "inline")
        {
            e.style.display = "none";
            p.src = base + "/img/plus.png";
        }
    }
}


function hideObsoleteDivs()
{
    var divs = document.getElementsByTagName("div");

    for (var i = 0 ; i < divs.length ; i++)
    {
        if (divs[i].className == "obsolete")
        {
            divs[i].style.display = "none";
        }
    }
}