---
   GENVAL()        Generic validate for a condition with message
     Purpose       Generic Validate. Analyses a condition
                   pops a window with a message if condition is false.
     Usage         GENVAL(<condit>,<whatsay>)
     Para          <condit> = CONDITION TO CHECK
                   <whatsay>= MESSAGE TO THE USER
     Returns       Result of condition - .t. or .f.
     Example
                  if !genval("fcount() >= 60","There are less than 60 fields")
                            or as a VALID:
                  @10,10 get lname VALID ;
                      GENVAL("!empty(m->lname)","Need a last name,please")