handle no month situation for sales plug

fpvt.frm

@@ -92,8 +92,8 @@ Private Sub lbMonth_Change()
     Dim i As Long
     For i = 0 To 13
         If lbMonth.Selected(i) Then
-            If i <> 0 And i <> 13 Then
             mline = i
+            If i <> 0 And i <> 13 Then
                 Me.load_var
                 Me.load_mbox
             Else
@@ -566,24 +566,26 @@ Sub calc_mval()
     Dim pchange As Double
     
     If IsNumeric(tbMFVal.value) Then
+        'get textbox value
         fValm = tbMFVal.value
-        'calculate percent change
-        'If (pValm + bValm) = 0 Then Exit Sub
-        pchange = fValm / (pValm + bValm)
-        
-        'plug the adjustment required
+        'do calculations
         aValm = fValm - bValm - pValm
         
-        
         '---------if volume adjustment method is selected, scale the volume up----------------------------------
+        If nomonth Then
+            fVolm = fValm / bPrcm
+            fPrcm = bPrcm
+        Else
             If opmvol Then
+                pchange = fValm / (pValm + bValm)
                 fVolm = (pVolm + bVolm) * pchange
             Else
                 fVolm = pVolm + bVolm
             End If
+        End If
         fPrcm = fValm / fVolm
         aVolm = fVolm - (bVolm + pVolm)
-        aPrcm = fValm / fVolm - (bValm + pValm) / (bVolm + pVolm)
+        aPrcm = fPrcm - (bPrcm + pPrcm)
     Else
         aVolm = fVolm - bVolm - pVolm
         aPrcm = 0