diff --git a/cat.sh b/cat.sh
index 5a9e2fc..65115c3 100644
--- a/cat.sh
+++ b/cat.sh
@@ -1,3 +1,3 @@
 #!/bin/bash
 
-cat tampermonkey.txt dll.js pt.js grid.js binheap.js graph.js proto.js utils.js > out.user.js
+cat dll.js pt.js grid.js binheap.js graph.js proto.js utils.js > out.js
diff --git a/dll.js b/dll.js
index f51dabe..1a22d85 100644
--- a/dll.js
+++ b/dll.js
@@ -29,8 +29,6 @@ class DLLNode {
 	}
 }
 
-window.DLLNode = DLLNode
-
 class DLL {
 	constructor(a = []) {
 		this.h = new DLLNode()
diff --git a/out.user.js b/out.js
similarity index 98%
rename from out.user.js
rename to out.js
index 22eb1c1..f50aca2 100644
--- a/out.user.js
+++ b/out.js
@@ -1,14 +1,3 @@
-// ==UserScript==
-// @name         aocutil
-// @namespace    http://tampermonkey.net/
-// @version      0.2
-// @description  try to take over the world!
-// @author       You
-// @match        *
-// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
-// @grant        none
-// ==/UserScript==
-
 // TODO:
 // - copy method
 // - remove range method
@@ -40,8 +29,6 @@ class DLLNode {
 	}
 }
 
-window.DLLNode = DLLNode
-
 class DLL {
 	constructor(a = []) {
 		this.h = new DLLNode()
diff --git a/tampermonkey.txt b/tampermonkey.txt
deleted file mode 100644
index fd52840..0000000
--- a/tampermonkey.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-// ==UserScript==
-// @name         aocutil
-// @namespace    http://tampermonkey.net/
-// @version      0.2
-// @description  try to take over the world!
-// @author       You
-// @match        *
-// @icon         data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==
-// @grant        none
-// ==/UserScript==
-