<!--

/**********************************************************
    Each main menu item has an image (for the plus
    or minus sign) named i0, i1, i2, etc. and a
    submenu named s0, s1, s2, etc.
**********************************************************/
function showMenu( divNum )
{
    if (getIdProperty( "s" + divNum, "display") != "block" )
    {
        setIdProperty("s" + divNum, "display", "block");
        document.images["i" + divNum].src = "images/collapse.gif";
    }
    else
    {
        setIdProperty("s" + divNum, "display", "none");
        document.images["i" + divNum].src = "images/expand.gif";
    }
}

setBrowser();

// -->