[FZH] fedora12更换登陆界面主题

[Hexchain Tong]

Fedora 改 GDM 主题其实挺简单的：

1. 在登录界面按 Ctrl - Alt - F2/3/4/5/6 进入 text mode

2. 以 root 用户登录

3. 输入 export DISPLAY=:0.0

4. 输入 sudo -u gdm dbus-launch gnome-appearance-properties

5. 按 Ctrl - Alt - F1 切换回 GDM

6. 你看到了什么？

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