签名里的 [img]问题

如何才能允许在签名里用贴图?
如果需要积分, 要多少?

[img]http://img18.exs.cx/img18/1352/sig48.gif[/img] [size=2][fly][i][color=ff0000]If you wake up at a different time in a different place, could you wake up as a different person?[/i][/color][/fly]