diff --git a/src/cn/citycraft/SimpleProtect/SimpleProtect.java b/src/cn/citycraft/SimpleProtect/SimpleProtect.java
index cf3fbdd..ebddf11 100644
--- a/src/cn/citycraft/SimpleProtect/SimpleProtect.java
+++ b/src/cn/citycraft/SimpleProtect/SimpleProtect.java
@@ -17,12 +17,15 @@ public class SimpleProtect extends JavaPlugin {
 	public String servername;
 	public String pluginname;
 
-	public void onLoad() {
-		Config.load(this, "1.0");
-		servername = getmessage("servername");
-		pluginname = getmessage("pluginname");
+	public String getfullmsg(String path) {
+		return servername + pluginname + " " + getmessage(path);
 	}
 
+	public String getmessage(String path) {
+		return Config.getMessage(path);
+	}
+
+	@Override
 	public void onEnable() {
 		getLogger().info("==========" + servername + pluginname + "==========");
 
@@ -59,12 +62,11 @@ public class SimpleProtect extends JavaPlugin {
 		getLogger().info("==========" + servername + pluginname + "==========");
 	}
 
-	public String getfullmsg(String path) {
-		return servername + pluginname + " " + getmessage(path);
-	}
-	
-	public String getmessage(String path) {
-		return Config.getMessage(path);
+	@Override
+	public void onLoad() {
+		Config.load(this, "1.0");
+		servername = getmessage("servername");
+		pluginname = getmessage("pluginname");
 	}
 
 }
diff --git a/src/cn/citycraft/SimpleProtect/config/FileConfig.java b/src/cn/citycraft/SimpleProtect/config/FileConfig.java
index 23df59d..70a3ae8 100644
--- a/src/cn/citycraft/SimpleProtect/config/FileConfig.java
+++ b/src/cn/citycraft/SimpleProtect/config/FileConfig.java
@@ -30,15 +30,9 @@ import com.google.common.io.Files;
  */
 public class FileConfig extends YamlConfiguration {
 
-	protected final DumperOptions yamlOptions = new DumperOptions();
-	protected final Representer yamlRepresenter = new YamlRepresenter();
-	protected final Yaml yaml = new Yaml(new YamlConstructor(),
-			yamlRepresenter, yamlOptions);
-
 	public static FileConfig init(File file) {
 		return FileConfig.loadConfiguration(file);
 	}
-
 	public static FileConfig loadConfiguration(File file) {
 		Validate.notNull(file, "File cannot be null");
 		FileConfig config = new FileConfig();
@@ -52,6 +46,34 @@ public class FileConfig extends YamlConfiguration {
 		}
 		return config;
 	}
+	protected final DumperOptions yamlOptions = new DumperOptions();
+
+	protected final Representer yamlRepresenter = new YamlRepresenter();
+
+	protected final Yaml yaml = new Yaml(new YamlConstructor(),
+			yamlRepresenter, yamlOptions);
+
+	@Override
+	public void load(File file) throws FileNotFoundException, IOException,
+	InvalidConfigurationException {
+		Validate.notNull(file, "File cannot be null");
+		final FileInputStream stream = new FileInputStream(file);
+		load(new InputStreamReader(stream, Charsets.UTF_8));
+	}
+
+	@Override
+	public void save(File file) throws IOException {
+		Validate.notNull(file, "File cannot be null");
+		Files.createParentDirs(file);
+		String data = saveToString();
+		Writer writer = new OutputStreamWriter(new FileOutputStream(file),
+				Charsets.UTF_8);
+		try {
+			writer.write(data);
+		} finally {
+			writer.close();
+		}
+	}
 
 	@Override
 	public String saveToString() {
@@ -65,24 +87,4 @@ public class FileConfig extends YamlConfiguration {
 		}
 		return header + dump;
 	}
-
-	public void load(File file) throws FileNotFoundException, IOException,
-			InvalidConfigurationException {
-		Validate.notNull(file, "File cannot be null");
-		final FileInputStream stream = new FileInputStream(file);
-		load(new InputStreamReader(stream, Charsets.UTF_8));
-	}
-
-	public void save(File file) throws IOException {
-		Validate.notNull(file, "File cannot be null");
-		Files.createParentDirs(file);
-		String data = saveToString();
-		Writer writer = new OutputStreamWriter(new FileOutputStream(file),
-				Charsets.UTF_8);
-		try {
-			writer.write(data);
-		} finally {
-			writer.close();
-		}
-	}
 }
diff --git a/src/cn/citycraft/SimpleProtect/listen/HighRedstone.java b/src/cn/citycraft/SimpleProtect/listen/HighRedstone.java
index 059040e..2523810 100644
--- a/src/cn/citycraft/SimpleProtect/listen/HighRedstone.java
+++ b/src/cn/citycraft/SimpleProtect/listen/HighRedstone.java
@@ -29,6 +29,33 @@ public class HighRedstone implements Runnable, Listener {
 		plugin = main;
 	}
 
+	@EventHandler
+	public void onRedClock(BlockRedstoneEvent event) {
+		Block rb = event.getBlock();
+		if (rb.getType() == Material.REDSTONE_WIRE) {
+			put(event.getBlock());
+		}
+	}
+
+	private void put(Block block) {
+		if (map.containsKey(block)) {
+			int i = map.remove(block);
+			map.put(block, i + 1);
+		} else {
+			map.put(block, 1);
+		}
+	}
+
+	@EventHandler(ignoreCancelled = true)
+	public void RedStonePlace(BlockPlaceEvent event) {
+		Block rb = event.getBlock();
+		Player rp = event.getPlayer();
+		if (rb.getType() == Material.REDSTONE_WIRE) {
+			pmap.put(rb, rp);
+		}
+	}
+
+	@Override
 	public void run() {
 		List<Block> blocks = new ArrayList<Block>();
 		for (Entry<Block, Integer> entry : map.entrySet()) {
@@ -61,7 +88,7 @@ public class HighRedstone implements Runnable, Listener {
 				if (rp != null) {
 					Bukkit.broadcastMessage(plugin.getfullmsg(
 							"HighRedstone.Check").replaceAll("%player%",
-							rp.getName()));
+									rp.getName()));
 					pmap.remove(block);
 				}
 				tip = !tip;
@@ -70,30 +97,4 @@ public class HighRedstone implements Runnable, Listener {
 		}
 		map.clear();
 	}
-
-	@EventHandler(ignoreCancelled = true)
-	public void RedStonePlace(BlockPlaceEvent event) {
-		Block rb = event.getBlock();
-		Player rp = event.getPlayer();
-		if (rb.getType() == Material.REDSTONE_WIRE) {
-			pmap.put(rb, rp);
-		}
-	}
-
-	@EventHandler
-	public void onRedClock(BlockRedstoneEvent event) {
-		Block rb = event.getBlock();
-		if (rb.getType() == Material.REDSTONE_WIRE) {
-			put(event.getBlock());
-		}
-	}
-
-	private void put(Block block) {
-		if (map.containsKey(block)) {
-			int i = map.remove(block);
-			map.put(block, i + 1);
-		} else {
-			map.put(block, 1);
-		}
-	}
 }
diff --git a/src/cn/citycraft/SimpleProtect/listen/NetherDoor.java b/src/cn/citycraft/SimpleProtect/listen/NetherDoor.java
index 306faf3..3220872 100644
--- a/src/cn/citycraft/SimpleProtect/listen/NetherDoor.java
+++ b/src/cn/citycraft/SimpleProtect/listen/NetherDoor.java
@@ -1,6 +1,9 @@
 package cn.citycraft.SimpleProtect.listen;
 
-import org.bukkit.*;
+import org.bukkit.Bukkit;
+import org.bukkit.Location;
+import org.bukkit.Material;
+import org.bukkit.World;
 import org.bukkit.configuration.file.FileConfiguration;
 import org.bukkit.entity.Player;
 import org.bukkit.event.EventHandler;
@@ -28,6 +31,7 @@ public class NetherDoor implements Listener {
 	public void onJoin(final PlayerJoinEvent e) {
 		new BukkitRunnable() {
 
+			@Override
 			public void run() {
 				Player p = e.getPlayer();
 				Location loc = p.getLocation();
diff --git a/src/cn/citycraft/SimpleProtect/listen/Tip.java b/src/cn/citycraft/SimpleProtect/listen/Tip.java
index 6b4b7d3..e7805b3 100644
--- a/src/cn/citycraft/SimpleProtect/listen/Tip.java
+++ b/src/cn/citycraft/SimpleProtect/listen/Tip.java
@@ -18,17 +18,18 @@ public class Tip implements Listener {
 	@EventHandler
 	public void onJoin(final PlayerJoinEvent e) {
 		plugin.getServer().getScheduler()
-				.runTaskLaterAsynchronously(plugin, new Runnable() {
-					public void run() {
-						Player p = e.getPlayer();
-						String[] msg = Config.getStringArray("Tip.Message");
-						for (String s : msg) {
-							s = s.replaceAll("&", "§");
-							p.sendMessage(plugin.servername + plugin.pluginname
-									+ s);
-						}
-					}
-				}, 15);
+		.runTaskLaterAsynchronously(plugin, new Runnable() {
+			@Override
+			public void run() {
+				Player p = e.getPlayer();
+				String[] msg = Config.getStringArray("Tip.Message");
+				for (String s : msg) {
+					s = s.replaceAll("&", "§");
+					p.sendMessage(plugin.servername + plugin.pluginname
+							+ s);
+				}
+			}
+		}, 15);
 	}
 
 }