private void updateNormalize() {
Combo normalizeCombo = getCombo(COMBO_NORMALIZE);
String value = normalizeCombo.getText();
String currentAttr = getCombo(COMBO_ATTRIBUTES).getText();
normalizeCombo.removeAll();
normalizeCombo.add(Messages.StyleEditor_theme_none);
if (isNumber(currentAttr)) {
normalizeCombo.setEnabled(true);
for (int i = 0; i < numericAttr.size(); i++) {
String attr = numericAttr.get(i);