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Hi, i'm wondering is there a possibility to do like ABCSok do (http://nyheter.abcsok.no/), to make "Main article" and "Same articles" collapsed to it. Like on http://news.google.com/?hl=en the same thing. "Parent" and "same article on other sites" (they do differ from each other a little bit). Maybe somebody know how to do that thi...

...nt. TWO QUESTIONS: 1) Is it reasonable to bring in an interaction term when dose is only measured once? 2) If yes, can anyone give a hint on explaining the difference between the models in R and SAS? Thanx in advance, marianne _________________________________________________________________ Nyhet! Hotmail direkt i Mobilen! http://mobile.msn.com/