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Hi Julia,<br>
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<blockquote
cite="mid:0F2F362C34D8514B81878DBE5E7829A847E83940@s-mx14-mb0101.charite.de"
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<div style="direction: ltr;font-family: Tahoma;color:
#000000;font-size: 10pt;">�but I need to try different
weightings to find the optimal one, so this is not an option.<br>
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<br>
no need to try different weights - the program does this for you
automatically. If it doesn't - please report a bug.<br>
<br>
All the best,<br>
Pavel<br>
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