... // where is the table buttons AEval( aNatural, { |u,i| aNatural[ i ] := i } ) @xRow,xCol ButtonBMP oOpe[10] Prompt "+" size 30,30 PIXEL FLAT OF oDlg TOOLTIP "Aggiungi un numero"; action OneNumb(oBtnNum, oSay,@aNatural ) ..... Function OneNumb(oCmb, oSay,aNatural ) local atemp ...