instant preview on mac

[Stefano Baroni]

hi All! What may determine that all of a suddent instant preview does  
not seem to work any longer on mac os x? regular pdflatex preview of  
the entire document still works fine. Thanks - Stefano B.

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Stefano Baroni - SISSA  &  DEMOCRITOS National Simulation Center -  
Trieste
[+39] 040 3787 406 (tel) -528 (fax) / stefanobaroni (skype)
Please, if possible, don't  send me MS Word or PowerPoint attachments
Why? See:  http://www.gnu.org/philosophy/no-word-attachments.html