Multiple instances of many Movieclip

hi . tnx in advance . i have a question about this topic http://forums.adobe.com/thread/846929 that Ned Murphy was answer it but i cant post a question on the adobe site .
he answer about 1 clip but if i want to use it for example for 100 movie clip what should i do?!!?!??! i dont think i should copy it 100 times :confused: isnt it ?!?!!!?