c.insets = new Insets (12, 12, 6, 12);
((GridBagLayout)this.getLayout()).setConstraints(label,c);
this.add (label);
Iterator<GeneralPlatformInstall> it = installers.iterator();
for (int i=0; it.hasNext(); i++) {
GeneralPlatformInstall pi = it.next ();
JRadioButton button = new JRadioButton (pi.getDisplayName());
if (i==0) {
label.setLabelFor(button);
}
button.addItemListener(this);
this.installersByButtonModels.put (button.getModel(), pi);