private void LockCheckboxes(bool p)
{
chkCaves.Enabled = !p;
chkDungeons.Enabled = !p;
chkGenOres.Enabled = !p;
chkGenWater.Enabled = !p;
chkRegen.Enabled = !p;
chkTrees.Enabled = !p;
pgMapGen.Enabled = !p;
}