From: jmose@mapson.attglobal.net   
      
   Jonathon,   
      
   In addition to Anders post, here's my 2 cents.   
      
   Make sure you have NuConcentration explicitly defined, as in:   
   var NuConcentration number endVar   
      
   or cast the value as:   
   NuConcentration = number(TC.Concentration)   
      
   HTH,   
   Jim Moseley   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)