function ChangeItemBackground(objectId, color)
{
    document.getElementById(objectId).style.backgroundColor = color;
}

function OnMenuOpen(mainItemID, iframeID)
{
    document.getElementById(iframeID).style.visibility = "visible";
    ChangeItemBackground(mainItemID, "#E9DECC");
}

function OnMenuClose(mainItemID, iframeID)
{
    document.getElementById(iframeID).style.visibility = "hidden";
    ChangeItemBackground(mainItemID, "#FFF");
}