function AddListMenuItems(m, ctx)

{

	if (typeof(Custom_AddListMenuItems) != "undefined")

	{

		if (Custom_AddListMenuItems(m, ctx))

			return;

	}

	if (ctx.listBaseType == BASETYPE_DISCUSSION)

	{

		strDisplayText = L_Reply_Text;

		if(itemTable.Ordering.length>=504)

		{

			var L_ReplyLimitMsg_Text="Cannot reply to this thread. The reply limit has been reached.";

			strAction="alert('" + L_ReplyLimitMsg_Text + "')";

		}
                ...