function my_expando()
{
    var aArgs            = my_expando.arguments;

    var sHeadingLabel    = aArgs[0];
    var sListLabel        = aArgs[1];

    var sListID            = "";
    var sHeadingID        = "";

    //open first
    sListID        = sListLabel + aArgs[2].toString();
    sHeadingID    = document.getElementById(sHeadingLabel + aArgs[2].toString());

    $("#" + sListID).slideDown("normal");
    sHeadingID.className = sHeadingID.className.replace("open", "close");

    for(var i = 3; i < aArgs.length; i++)
    {
        //close all others
        sListID        = sListLabel + aArgs[i].toString();
        sHeadingID    = document.getElementById(sHeadingLabel + aArgs[i].toString());

        $("#" + sListID).slideUp("normal");
        sHeadingID.className = sHeadingID.className.replace("close", "open");
    }
}