#file=geisa_post_putfpars
#on entry: $menu_opt=...Fcomo=xxx&...Ftypo=yyy&...List=zzz&... (POST method)
#on exit: defines $fcomo=xxx if Fcomo is defined
#                 $ftypo=yyy if Ftypo is defined != "off"
#                 $list=zzz if List is defined
#                 $execute_parms updated.
ifs=$IFS;IFS="&";for s in $menu_opt;do
l=`expr "$s" : 'Fcomo=\(.*\)'`;[ "$l" ]&&fcomo="$l"
l=`expr "$s" : 'List=\(.*\)'`;[ "$l" ]&&list="$l"
l=`expr "$s" : 'Ftypo=\(.*\)'`;[ "$l" ]&&ftypo="$l"
done;IFS=$ifs
[ "$list" ]&&execute_parms=$execute_parms",liste='$list'"
[ "$ftypo" -a "$ftypo" != "off" ]&&execute_parms=$execute_parms",format='$ftypo'"