var defaultHeight = 31;

function closeMenu()
{
    document.getElementById('nav-menu').style.height = defaultHeight + 'px';
    document.getElementById('main_menu').height = defaultHeight;
}

function openMenu(value)
{
    document.getElementById('nav-menu').style.height = value + "px";
    document.getElementById('main_menu').height = value;
}

var flashvars = {};
var params = {};
params.wmode = "transparent";
var attributes = {};
swfobject.embedSWF("flash/side-nav-2011.swf", "side-nav", "249", "650", "9.0.0", false, flashvars, params, attributes);