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<DIV>How to make two stimulus appear simultaneously with constant ( or variable) duration between the onset of both of them which called (SOA). with using e- prime .</DIV>
<DIV>--note that I need to use constant duratin for stimulus 1. </DIV>
<DIV>* * wait obiect is not solution because it is between the offset of stimulus 1 & the onset of stimulus 2 . <BR>** using stimulus1 duration = "zero" with clear after = "no" is not solution because I want constant duration for stimulus1.<BR>& especially because I use stimulus onset asynchrony duration shorter than stimulus 1 duration.<BR>thanks<BR>zainab- <BR>psychological research </DIV></DIV></DIV></DIV></DIV></DIV></DIV></div><br clear=all><hr>Send and receive Hotmail on your mobile device: <a href='http://g.msn.com/1HM200901/2W'>Click Here</a><br></html>